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SubjectRe: Linux 5.4.232
Date
diff --git a/Makefile b/Makefile
index 3cbbc82e2ddf..87828284236e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 231
+SUBLEVEL = 232
EXTRAVERSION =
NAME = Kleptomaniac Octopus

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
index 502c4ac45c29..8732229f0588 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
@@ -1705,7 +1705,7 @@
sd_emmc_b: sd@5000 {
compatible = "amlogic,meson-axg-mmc";
reg = <0x0 0x5000 0x0 0x800>;
- interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_B>,
<&clkc CLKID_SD_EMMC_B_CLK0>,
@@ -1717,7 +1717,7 @@
sd_emmc_c: mmc@7000 {
compatible = "amlogic,meson-axg-mmc";
reg = <0x0 0x7000 0x0 0x800>;
- interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_C>,
<&clkc CLKID_SD_EMMC_C_CLK0>,
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
index d2d255a988a8..6b495587eee2 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
@@ -2317,7 +2317,7 @@
sd_emmc_a: sd@ffe03000 {
compatible = "amlogic,meson-axg-mmc";
reg = <0x0 0xffe03000 0x0 0x800>;
- interrupts = <GIC_SPI 189 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 189 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_A>,
<&clkc CLKID_SD_EMMC_A_CLK0>,
@@ -2329,7 +2329,7 @@
sd_emmc_b: sd@ffe05000 {
compatible = "amlogic,meson-axg-mmc";
reg = <0x0 0xffe05000 0x0 0x800>;
- interrupts = <GIC_SPI 190 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 190 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_B>,
<&clkc CLKID_SD_EMMC_B_CLK0>,
@@ -2341,7 +2341,7 @@
sd_emmc_c: mmc@ffe07000 {
compatible = "amlogic,meson-axg-mmc";
reg = <0x0 0xffe07000 0x0 0x800>;
- interrupts = <GIC_SPI 191 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_C>,
<&clkc CLKID_SD_EMMC_C_CLK0>,
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index ad7bc0eec668..0c667ec15f8c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -528,21 +528,21 @@
sd_emmc_a: mmc@70000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
reg = <0x0 0x70000 0x0 0x800>;
- interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};

sd_emmc_b: mmc@72000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
reg = <0x0 0x72000 0x0 0x800>;
- interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};

sd_emmc_c: mmc@74000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
reg = <0x0 0x74000 0x0 0x800>;
- interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h b/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
index 93b44efdbc52..35a60b0d3a4f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
+++ b/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
@@ -585,7 +585,7 @@
#define MX8MM_IOMUXC_UART1_RXD_GPIO5_IO22 0x234 0x49C 0x000 0x5 0x0
#define MX8MM_IOMUXC_UART1_RXD_TPSMP_HDATA24 0x234 0x49C 0x000 0x7 0x0
#define MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x238 0x4A0 0x000 0x0 0x0
-#define MX8MM_IOMUXC_UART1_TXD_UART1_DTE_RX 0x238 0x4A0 0x4F4 0x0 0x0
+#define MX8MM_IOMUXC_UART1_TXD_UART1_DTE_RX 0x238 0x4A0 0x4F4 0x0 0x1
#define MX8MM_IOMUXC_UART1_TXD_ECSPI3_MOSI 0x238 0x4A0 0x000 0x1 0x0
#define MX8MM_IOMUXC_UART1_TXD_GPIO5_IO23 0x238 0x4A0 0x000 0x5 0x0
#define MX8MM_IOMUXC_UART1_TXD_TPSMP_HDATA25 0x238 0x4A0 0x000 0x7 0x0
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index 1d976f2ebff0..2496cb2c5551 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -1229,7 +1229,7 @@ static char __attribute__((aligned(64))) iodc_dbuf[4096];
*/
int pdc_iodc_print(const unsigned char *str, unsigned count)
{
- unsigned int i;
+ unsigned int i, found = 0;
unsigned long flags;

for (i = 0; i < count;) {
@@ -1238,6 +1238,7 @@ int pdc_iodc_print(const unsigned char *str, unsigned count)
iodc_dbuf[i+0] = '\r';
iodc_dbuf[i+1] = '\n';
i += 2;
+ found = 1;
goto print;
default:
iodc_dbuf[i] = str[i];
@@ -1254,7 +1255,7 @@ int pdc_iodc_print(const unsigned char *str, unsigned count)
__pa(iodc_retbuf), 0, __pa(iodc_dbuf), i, 0);
spin_unlock_irqrestore(&pdc_lock, flags);

- return i;
+ return i - found;
}

#if !defined(BOOTLOADER)
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 9f6ff7bc06f9..7407fee7d818 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -128,6 +128,12 @@ long arch_ptrace(struct task_struct *child, long request,
unsigned long tmp;
long ret = -EIO;

+ unsigned long user_regs_struct_size = sizeof(struct user_regs_struct);
+#ifdef CONFIG_64BIT
+ if (is_compat_task())
+ user_regs_struct_size /= 2;
+#endif
+
switch (request) {

/* Read the word at location addr in the USER area. For ptraced
@@ -183,14 +189,14 @@ long arch_ptrace(struct task_struct *child, long request,
return copy_regset_to_user(child,
task_user_regset_view(current),
REGSET_GENERAL,
- 0, sizeof(struct user_regs_struct),
+ 0, user_regs_struct_size,
datap);

case PTRACE_SETREGS: /* Set all gp regs in the child. */
return copy_regset_from_user(child,
task_user_regset_view(current),
REGSET_GENERAL,
- 0, sizeof(struct user_regs_struct),
+ 0, user_regs_struct_size,
datap);

case PTRACE_GETFPREGS: /* Get the child FPU state. */
@@ -304,6 +310,11 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
}
}
break;
+ case PTRACE_GETREGS:
+ case PTRACE_SETREGS:
+ case PTRACE_GETFPREGS:
+ case PTRACE_SETFPREGS:
+ return arch_ptrace(child, request, addr, data);

default:
ret = compat_ptrace_request(child, request, addr, data);
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index b0e4241e7609..d42f2e091201 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -21,7 +21,7 @@
* Used to avoid races in counting the nest-pmu units during hotplug
* register and unregister
*/
-static DEFINE_SPINLOCK(nest_init_lock);
+static DEFINE_MUTEX(nest_init_lock);
static DEFINE_PER_CPU(struct imc_pmu_ref *, local_nest_imc_refc);
static struct imc_pmu **per_nest_pmu_arr;
static cpumask_t nest_imc_cpumask;
@@ -1605,7 +1605,7 @@ static void imc_common_mem_free(struct imc_pmu *pmu_ptr)
static void imc_common_cpuhp_mem_free(struct imc_pmu *pmu_ptr)
{
if (pmu_ptr->domain == IMC_DOMAIN_NEST) {
- spin_lock(&nest_init_lock);
+ mutex_lock(&nest_init_lock);
if (nest_pmus == 1) {
cpuhp_remove_state(CPUHP_AP_PERF_POWERPC_NEST_IMC_ONLINE);
kfree(nest_imc_refc);
@@ -1615,7 +1615,7 @@ static void imc_common_cpuhp_mem_free(struct imc_pmu *pmu_ptr)

if (nest_pmus > 0)
nest_pmus--;
- spin_unlock(&nest_init_lock);
+ mutex_unlock(&nest_init_lock);
}

/* Free core_imc memory */
@@ -1772,11 +1772,11 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
* rest. To handle the cpuhotplug callback unregister, we track
* the number of nest pmus in "nest_pmus".
*/
- spin_lock(&nest_init_lock);
+ mutex_lock(&nest_init_lock);
if (nest_pmus == 0) {
ret = init_nest_pmu_ref();
if (ret) {
- spin_unlock(&nest_init_lock);
+ mutex_unlock(&nest_init_lock);
kfree(per_nest_pmu_arr);
per_nest_pmu_arr = NULL;
goto err_free_mem;
@@ -1784,7 +1784,7 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
/* Register for cpu hotplug notification. */
ret = nest_pmu_cpumask_init();
if (ret) {
- spin_unlock(&nest_init_lock);
+ mutex_unlock(&nest_init_lock);
kfree(nest_imc_refc);
kfree(per_nest_pmu_arr);
per_nest_pmu_arr = NULL;
@@ -1792,7 +1792,7 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
}
}
nest_pmus++;
- spin_unlock(&nest_init_lock);
+ mutex_unlock(&nest_init_lock);
break;
case IMC_DOMAIN_CORE:
ret = core_imc_pmu_cpumask_init();
diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index aed3ba97575b..1641d8201412 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -75,6 +75,9 @@ ifeq ($(CONFIG_PERF_EVENTS),y)
KBUILD_CFLAGS += -fno-omit-frame-pointer
endif

+# Avoid generating .eh_frame sections.
+KBUILD_CFLAGS += -fno-asynchronous-unwind-tables -fno-unwind-tables
+
KBUILD_CFLAGS_MODULE += $(call cc-option,-mno-relax)
KBUILD_AFLAGS_MODULE += $(call as-option,-Wa$(comma)-mno-relax)

diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c
index c54bd3c79955..9d1ec8c8b718 100644
--- a/arch/riscv/mm/cacheflush.c
+++ b/arch/riscv/mm/cacheflush.c
@@ -71,6 +71,8 @@ void flush_icache_pte(pte_t pte)
{
struct page *page = pte_page(pte);

- if (!test_and_set_bit(PG_dcache_clean, &page->flags))
+ if (!test_bit(PG_dcache_clean, &page->flags)) {
flush_icache_all();
+ set_bit(PG_dcache_clean, &page->flags);
+ }
}
diff --git a/arch/s390/boot/compressed/decompressor.c b/arch/s390/boot/compressed/decompressor.c
index 45046630c56a..c42ab33bd452 100644
--- a/arch/s390/boot/compressed/decompressor.c
+++ b/arch/s390/boot/compressed/decompressor.c
@@ -80,6 +80,6 @@ void *decompress_kernel(void)
void *output = (void *)decompress_offset;

__decompress(_compressed_start, _compressed_end - _compressed_start,
- NULL, NULL, output, 0, NULL, error);
+ NULL, NULL, output, vmlinux.image_size, NULL, error);
return output;
}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 93727f8092ee..cf37a6172997 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3948,12 +3948,11 @@ static void kvm_vcpu_ioctl_x86_get_debugregs(struct kvm_vcpu *vcpu,
{
unsigned long val;

+ memset(dbgregs, 0, sizeof(*dbgregs));
memcpy(dbgregs->db, vcpu->arch.db, sizeof(vcpu->arch.db));
kvm_get_dr(vcpu, 6, &val);
dbgregs->dr6 = val;
dbgregs->dr7 = vcpu->arch.dr7;
- dbgregs->flags = 0;
- memset(&dbgregs->reserved, 0, sizeof(dbgregs->reserved));
}

static int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu,
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index fbb1676aa33f..c06f618b1aa3 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3096,7 +3096,7 @@ int sata_down_spd_limit(struct ata_link *link, u32 spd_limit)
*/
if (spd > 1)
mask &= (1 << (spd - 1)) - 1;
- else
+ else if (link->sata_spd)
return -EINVAL;

/* were we already at the bottom? */
diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
index f8c29b888e6b..98cbb18f17fa 100644
--- a/drivers/bus/sunxi-rsb.c
+++ b/drivers/bus/sunxi-rsb.c
@@ -781,7 +781,13 @@ static int __init sunxi_rsb_init(void)
return ret;
}

- return platform_driver_register(&sunxi_rsb_driver);
+ ret = platform_driver_register(&sunxi_rsb_driver);
+ if (ret) {
+ bus_unregister(&sunxi_rsb_bus);
+ return ret;
+ }
+
+ return 0;
}
module_init(sunxi_rsb_init);

diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 3a43e5d6ed3b..4fe36d549d61 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -818,8 +818,10 @@ static int ioctl_send_response(struct client *client, union ioctl_arg *arg)

r = container_of(resource, struct inbound_transaction_resource,
resource);
- if (is_fcp_request(r->request))
+ if (is_fcp_request(r->request)) {
+ kfree(r->data);
goto out;
+ }

if (a->length != fw_get_response_length(r->request)) {
ret = -EINVAL;
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index eb98018ab420..ed31b08855f9 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -1022,6 +1022,8 @@ int __ref efi_mem_reserve_persistent(phys_addr_t addr, u64 size)
/* first try to find a slot in an existing linked list entry */
for (prsv = efi_memreserve_root->next; prsv; ) {
rsv = memremap(prsv, sizeof(*rsv), MEMREMAP_WB);
+ if (!rsv)
+ return -ENOMEM;
index = atomic_fetch_add_unless(&rsv->count, 1, rsv->size);
if (index < rsv->size) {
rsv->entry[index].base = addr;
diff --git a/drivers/firmware/efi/memattr.c b/drivers/firmware/efi/memattr.c
index 5d343dc8e535..5f577357c3e7 100644
--- a/drivers/firmware/efi/memattr.c
+++ b/drivers/firmware/efi/memattr.c
@@ -32,7 +32,7 @@ int __init efi_memattr_init(void)
return -ENOMEM;
}

- if (tbl->version > 1) {
+ if (tbl->version > 2) {
pr_warn("Unexpected EFI Memory Attributes table version %d\n",
tbl->version);
goto unmap;
diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c
index 559839a960b6..04452520fd81 100644
--- a/drivers/fpga/stratix10-soc.c
+++ b/drivers/fpga/stratix10-soc.c
@@ -218,9 +218,9 @@ static int s10_ops_write_init(struct fpga_manager *mgr,
/* Allocate buffers from the service layer's pool. */
for (i = 0; i < NUM_SVC_BUFS; i++) {
kbuf = stratix10_svc_allocate_memory(priv->chan, SVC_BUF_SIZE);
- if (!kbuf) {
+ if (IS_ERR(kbuf)) {
s10_free_buffers(mgr);
- ret = -ENOMEM;
+ ret = PTR_ERR(kbuf);
goto init_done;
}

diff --git a/drivers/fsi/fsi-sbefifo.c b/drivers/fsi/fsi-sbefifo.c
index c8ccc99e214f..84a60d2d8e8a 100644
--- a/drivers/fsi/fsi-sbefifo.c
+++ b/drivers/fsi/fsi-sbefifo.c
@@ -640,7 +640,7 @@ static void sbefifo_collect_async_ffdc(struct sbefifo *sbefifo)
}
ffdc_iov.iov_base = ffdc;
ffdc_iov.iov_len = SBEFIFO_MAX_FFDC_SIZE;
- iov_iter_kvec(&ffdc_iter, WRITE, &ffdc_iov, 1, SBEFIFO_MAX_FFDC_SIZE);
+ iov_iter_kvec(&ffdc_iter, READ, &ffdc_iov, 1, SBEFIFO_MAX_FFDC_SIZE);
cmd[0] = cpu_to_be32(2);
cmd[1] = cpu_to_be32(SBEFIFO_CMD_GET_SBE_FFDC);
rc = sbefifo_do_command(sbefifo, cmd, 2, &ffdc_iter);
@@ -737,7 +737,7 @@ int sbefifo_submit(struct device *dev, const __be32 *command, size_t cmd_len,
rbytes = (*resp_len) * sizeof(__be32);
resp_iov.iov_base = response;
resp_iov.iov_len = rbytes;
- iov_iter_kvec(&resp_iter, WRITE, &resp_iov, 1, rbytes);
+ iov_iter_kvec(&resp_iter, READ, &resp_iov, 1, rbytes);

/* Perform the command */
mutex_lock(&sbefifo->lock);
@@ -817,7 +817,7 @@ static ssize_t sbefifo_user_read(struct file *file, char __user *buf,
/* Prepare iov iterator */
resp_iov.iov_base = buf;
resp_iov.iov_len = len;
- iov_iter_init(&resp_iter, WRITE, &resp_iov, 1, len);
+ iov_iter_init(&resp_iter, READ, &resp_iov, 1, len);

/* Perform the command */
mutex_lock(&sbefifo->lock);
diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 1107a5e7229e..ac3ae14a4c07 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -79,7 +79,7 @@ enum {
#define DEFAULT_SCL_RATE (100 * 1000) /* Hz */

/**
- * struct i2c_spec_values:
+ * struct i2c_spec_values - I2C specification values for various modes
* @min_hold_start_ns: min hold time (repeated) START condition
* @min_low_ns: min LOW period of the SCL clock
* @min_high_ns: min HIGH period of the SCL cloc
@@ -135,7 +135,7 @@ static const struct i2c_spec_values fast_mode_plus_spec = {
};

/**
- * struct rk3x_i2c_calced_timings:
+ * struct rk3x_i2c_calced_timings - calculated V1 timings
* @div_low: Divider output for low
* @div_high: Divider output for high
* @tuning: Used to adjust setup/hold data time,
@@ -158,7 +158,7 @@ enum rk3x_i2c_state {
};

/**
- * struct rk3x_i2c_soc_data:
+ * struct rk3x_i2c_soc_data - SOC-specific data
* @grf_offset: offset inside the grf regmap for setting the i2c type
* @calc_timings: Callback function for i2c timing information calculated
*/
@@ -238,7 +238,8 @@ static inline void rk3x_i2c_clean_ipd(struct rk3x_i2c *i2c)
}

/**
- * Generate a START condition, which triggers a REG_INT_START interrupt.
+ * rk3x_i2c_start - Generate a START condition, which triggers a REG_INT_START interrupt.
+ * @i2c: target controller data
*/
static void rk3x_i2c_start(struct rk3x_i2c *i2c)
{
@@ -257,8 +258,8 @@ static void rk3x_i2c_start(struct rk3x_i2c *i2c)
}

/**
- * Generate a STOP condition, which triggers a REG_INT_STOP interrupt.
- *
+ * rk3x_i2c_stop - Generate a STOP condition, which triggers a REG_INT_STOP interrupt.
+ * @i2c: target controller data
* @error: Error code to return in rk3x_i2c_xfer
*/
static void rk3x_i2c_stop(struct rk3x_i2c *i2c, int error)
@@ -297,7 +298,8 @@ static void rk3x_i2c_stop(struct rk3x_i2c *i2c, int error)
}

/**
- * Setup a read according to i2c->msg
+ * rk3x_i2c_prepare_read - Setup a read according to i2c->msg
+ * @i2c: target controller data
*/
static void rk3x_i2c_prepare_read(struct rk3x_i2c *i2c)
{
@@ -328,7 +330,8 @@ static void rk3x_i2c_prepare_read(struct rk3x_i2c *i2c)
}

/**
- * Fill the transmit buffer with data from i2c->msg
+ * rk3x_i2c_fill_transmit_buf - Fill the transmit buffer with data from i2c->msg
+ * @i2c: target controller data
*/
static void rk3x_i2c_fill_transmit_buf(struct rk3x_i2c *i2c)
{
@@ -531,11 +534,10 @@ static irqreturn_t rk3x_i2c_irq(int irqno, void *dev_id)
}

/**
- * Get timing values of I2C specification
- *
+ * rk3x_i2c_get_spec - Get timing values of I2C specification
* @speed: Desired SCL frequency
*
- * Returns: Matched i2c spec values.
+ * Return: Matched i2c_spec_values.
*/
static const struct i2c_spec_values *rk3x_i2c_get_spec(unsigned int speed)
{
@@ -548,13 +550,12 @@ static const struct i2c_spec_values *rk3x_i2c_get_spec(unsigned int speed)
}

/**
- * Calculate divider values for desired SCL frequency
- *
+ * rk3x_i2c_v0_calc_timings - Calculate divider values for desired SCL frequency
* @clk_rate: I2C input clock rate
* @t: Known I2C timing information
* @t_calc: Caculated rk3x private timings that would be written into regs
*
- * Returns: 0 on success, -EINVAL if the goal SCL rate is too slow. In that case
+ * Return: %0 on success, -%EINVAL if the goal SCL rate is too slow. In that case
* a best-effort divider value is returned in divs. If the target rate is
* too high, we silently use the highest possible rate.
*/
@@ -709,13 +710,12 @@ static int rk3x_i2c_v0_calc_timings(unsigned long clk_rate,
}

/**
- * Calculate timing values for desired SCL frequency
- *
+ * rk3x_i2c_v1_calc_timings - Calculate timing values for desired SCL frequency
* @clk_rate: I2C input clock rate
* @t: Known I2C timing information
* @t_calc: Caculated rk3x private timings that would be written into regs
*
- * Returns: 0 on success, -EINVAL if the goal SCL rate is too slow. In that case
+ * Return: %0 on success, -%EINVAL if the goal SCL rate is too slow. In that case
* a best-effort divider value is returned in divs. If the target rate is
* too high, we silently use the highest possible rate.
* The following formulas are v1's method to calculate timings.
@@ -959,14 +959,14 @@ static int rk3x_i2c_clk_notifier_cb(struct notifier_block *nb, unsigned long
}

/**
- * Setup I2C registers for an I2C operation specified by msgs, num.
- *
- * Must be called with i2c->lock held.
- *
+ * rk3x_i2c_setup - Setup I2C registers for an I2C operation specified by msgs, num.
+ * @i2c: target controller data
* @msgs: I2C msgs to process
* @num: Number of msgs
*
- * returns: Number of I2C msgs processed or negative in case of error
+ * Must be called with i2c->lock held.
+ *
+ * Return: Number of I2C msgs processed or negative in case of error
*/
static int rk3x_i2c_setup(struct rk3x_i2c *i2c, struct i2c_msg *msgs, int num)
{
diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index f908476fa095..a4e0e2b129bc 100644
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -279,6 +279,7 @@ static int accel_3d_capture_sample(struct hid_sensor_hub_device *hsdev,
hid_sensor_convert_timestamp(
&accel_state->common_attributes,
*(int64_t *)raw_data);
+ ret = 0;
break;
default:
break;
diff --git a/drivers/iio/adc/berlin2-adc.c b/drivers/iio/adc/berlin2-adc.c
index 72d8fa94ab31..86fdfea32979 100644
--- a/drivers/iio/adc/berlin2-adc.c
+++ b/drivers/iio/adc/berlin2-adc.c
@@ -289,8 +289,10 @@ static int berlin2_adc_probe(struct platform_device *pdev)
int ret;

indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*priv));
- if (!indio_dev)
+ if (!indio_dev) {
+ of_node_put(parent_np);
return -ENOMEM;
+ }

priv = iio_priv(indio_dev);
platform_set_drvdata(pdev, indio_dev);
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index c2948defa785..0c92eb30f0d8 100644
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -1544,6 +1544,7 @@ static const struct of_device_id stm32_dfsdm_adc_match[] = {
},
{}
};
+MODULE_DEVICE_TABLE(of, stm32_dfsdm_adc_match);

static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
{
diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c
index fb77c3ff5a3e..0a7608174758 100644
--- a/drivers/iio/adc/twl6030-gpadc.c
+++ b/drivers/iio/adc/twl6030-gpadc.c
@@ -57,6 +57,18 @@
#define TWL6030_GPADCS BIT(1)
#define TWL6030_GPADCR BIT(0)

+#define USB_VBUS_CTRL_SET 0x04
+#define USB_ID_CTRL_SET 0x06
+
+#define TWL6030_MISC1 0xE4
+#define VBUS_MEAS 0x01
+#define ID_MEAS 0x01
+
+#define VAC_MEAS 0x04
+#define VBAT_MEAS 0x02
+#define BB_MEAS 0x01
+
+
/**
* struct twl6030_chnl_calib - channel calibration
* @gain: slope coefficient for ideal curve
@@ -927,6 +939,26 @@ static int twl6030_gpadc_probe(struct platform_device *pdev)
return ret;
}

+ ret = twl_i2c_write_u8(TWL_MODULE_USB, VBUS_MEAS, USB_VBUS_CTRL_SET);
+ if (ret < 0) {
+ dev_err(dev, "failed to wire up inputs\n");
+ return ret;
+ }
+
+ ret = twl_i2c_write_u8(TWL_MODULE_USB, ID_MEAS, USB_ID_CTRL_SET);
+ if (ret < 0) {
+ dev_err(dev, "failed to wire up inputs\n");
+ return ret;
+ }
+
+ ret = twl_i2c_write_u8(TWL6030_MODULE_ID0,
+ VBAT_MEAS | BB_MEAS | VAC_MEAS,
+ TWL6030_MISC1);
+ if (ret < 0) {
+ dev_err(dev, "failed to wire up inputs\n");
+ return ret;
+ }
+
indio_dev->name = DRIVER_NAME;
indio_dev->dev.parent = dev;
indio_dev->info = &twl6030_gpadc_iio_info;
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index efd977f70f9e..607e2636a6d1 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -1363,12 +1363,15 @@ static int user_exp_rcv_setup(struct hfi1_filedata *fd, unsigned long arg,
addr = arg + offsetof(struct hfi1_tid_info, tidcnt);
if (copy_to_user((void __user *)addr, &tinfo.tidcnt,
sizeof(tinfo.tidcnt)))
- return -EFAULT;
+ ret = -EFAULT;

addr = arg + offsetof(struct hfi1_tid_info, length);
- if (copy_to_user((void __user *)addr, &tinfo.length,
+ if (!ret && copy_to_user((void __user *)addr, &tinfo.length,
sizeof(tinfo.length)))
ret = -EFAULT;
+
+ if (ret)
+ hfi1_user_exp_rcv_invalid(fd, &tinfo);
}

return ret;
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index 62e6ffa9ad78..1d060ae47933 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -281,8 +281,8 @@ static int usnic_uiom_map_sorted_intervals(struct list_head *intervals,
size = pa_end - pa_start + PAGE_SIZE;
usnic_dbg("va 0x%lx pa %pa size 0x%zx flags 0x%x",
va_start, &pa_start, size, flags);
- err = iommu_map(pd->domain, va_start, pa_start,
- size, flags);
+ err = iommu_map_atomic(pd->domain, va_start,
+ pa_start, size, flags);
if (err) {
usnic_err("Failed to map va 0x%lx pa %pa size 0x%zx with err %d\n",
va_start, &pa_start, size, err);
@@ -298,8 +298,8 @@ static int usnic_uiom_map_sorted_intervals(struct list_head *intervals,
size = pa - pa_start + PAGE_SIZE;
usnic_dbg("va 0x%lx pa %pa size 0x%zx flags 0x%x\n",
va_start, &pa_start, size, flags);
- err = iommu_map(pd->domain, va_start, pa_start,
- size, flags);
+ err = iommu_map_atomic(pd->domain, va_start,
+ pa_start, size, flags);
if (err) {
usnic_err("Failed to map va 0x%lx pa %pa size 0x%zx with err %d\n",
va_start, &pa_start, size, err);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 69ecf37053a8..3c3cc6af0a1e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -2171,6 +2171,14 @@ int ipoib_intf_init(struct ib_device *hca, u8 port, const char *name,
rn->attach_mcast = ipoib_mcast_attach;
rn->detach_mcast = ipoib_mcast_detach;
rn->hca = hca;
+
+ rc = netif_set_real_num_tx_queues(dev, 1);
+ if (rc)
+ goto out;
+
+ rc = netif_set_real_num_rx_queues(dev, 1);
+ if (rc)
+ goto out;
}

priv->rn_ops = dev->netdev_ops;
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 0282c4c55e9d..6b2e88da3076 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -67,25 +67,84 @@ static inline void i8042_write_command(int val)

#include <linux/dmi.h>

-static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
+#define SERIO_QUIRK_NOKBD BIT(0)
+#define SERIO_QUIRK_NOAUX BIT(1)
+#define SERIO_QUIRK_NOMUX BIT(2)
+#define SERIO_QUIRK_FORCEMUX BIT(3)
+#define SERIO_QUIRK_UNLOCK BIT(4)
+#define SERIO_QUIRK_PROBE_DEFER BIT(5)
+#define SERIO_QUIRK_RESET_ALWAYS BIT(6)
+#define SERIO_QUIRK_RESET_NEVER BIT(7)
+#define SERIO_QUIRK_DIECT BIT(8)
+#define SERIO_QUIRK_DUMBKBD BIT(9)
+#define SERIO_QUIRK_NOLOOP BIT(10)
+#define SERIO_QUIRK_NOTIMEOUT BIT(11)
+#define SERIO_QUIRK_KBDRESET BIT(12)
+#define SERIO_QUIRK_DRITEK BIT(13)
+#define SERIO_QUIRK_NOPNP BIT(14)
+
+/* Quirk table for different mainboards. Options similar or identical to i8042
+ * module parameters.
+ * ORDERING IS IMPORTANT! The first match will be apllied and the rest ignored.
+ * This allows entries to overwrite vendor wide quirks on a per device basis.
+ * Where this is irrelevant, entries are sorted case sensitive by DMI_SYS_VENDOR
+ * and/or DMI_BOARD_VENDOR to make it easier to avoid dublicate entries.
+ */
+static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = {
{
- /*
- * Arima-Rioworks HDAMB -
- * AUX LOOP command does not raise AUX IRQ
- */
.matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
- DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
- DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
+ DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* ASUS G1S */
.matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
- DMI_MATCH(DMI_BOARD_NAME, "G1S"),
- DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
+ },
+ {
+ /* Asus X450LCP */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_NEVER)
+ },
+ {
+ /* ASUS ZenBook UX425UA */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
+ },
+ {
+ /* ASUS ZenBook UM325UA */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UA_UM325UA"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
+ },
+ /*
+ * On some Asus laptops, just running self tests cause problems.
+ */
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
+ },
+ .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */
+ },
+ .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
},
{
/* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
@@ -94,585 +153,681 @@ static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
+ /* ASUS G1S */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
+ DMI_MATCH(DMI_BOARD_NAME, "G1S"),
+ DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
- DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /* Acer Aspire 5710 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
- DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Dell Embedded Box PC 3000 */
+ /* Acer Aspire 7738 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* OQO Model 01 */
+ /* Acer Aspire 5536 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* ULI EV4873 - AUX LOOP does not work properly */
+ /*
+ * Acer Aspire 5738z
+ * Touchpad stops working in mux mode when dis- + re-enabled
+ * with the touchpad enable/disable toggle hotkey
+ */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
- DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Microsoft Virtual Machine */
+ /* Acer Aspire One 150 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Medion MAM 2070 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
- DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Medion Akoya E7225 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Blue FB5601 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "blue"),
- DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Gigabyte M912 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Gigabyte M1022M netbook */
.matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
- DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
- DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Gigabyte Spring Peak - defines wrong chassis type */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Gigabyte T1005 - defines wrong chassis type ("Other") */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
+ /*
+ * Some Wistron based laptops need us to explicitly enable the 'Dritek
+ * keyboard extension' to make their extra keys start generating scancodes.
+ * Originally, this was just confined to older laptops, but a few Acer laptops
+ * have turned up in 2007 that also need this again.
+ */
{
- /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
+ /* Acer Aspire 5100 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
+ /* Acer Aspire 5610 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
+ /* Acer Aspire 5630 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
- DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
+ /* Acer Aspire 5650 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"),
- DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
- { }
-};
-
-/*
- * Some Fujitsu notebooks are having trouble with touchpads if
- * active multiplexing mode is activated. Luckily they don't have
- * external PS/2 ports so we can safely disable it.
- * ... apparently some Toshibas don't like MUX mode either and
- * die horrible death on reboot.
- */
-static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
{
- /* Fujitsu Lifebook P7010/P7010D */
+ /* Acer Aspire 5680 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook P7010 */
+ /* Acer Aspire 5720 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook P5020D */
+ /* Acer Aspire 9110 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook S2000 */
+ /* Acer TravelMate 660 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook S6230 */
+ /* Acer TravelMate 2490 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook T725 laptop */
+ /* Acer TravelMate 4280 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
},
+ .driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
- /* Fujitsu Lifebook U745 */
+ /* Amoi M636/A737 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Fujitsu T70H */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
+ DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Fujitsu-Siemens Lifebook T3010 */
+ /* Compal HEL80I */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
+ DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Fujitsu-Siemens Lifebook E4010 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Fujitsu-Siemens Amilo Pro 2010 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Fujitsu-Siemens Amilo Pro 2030 */
+ /* Advent 4211 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
+ DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /*
- * No data is coming from the touchscreen unless KBC
- * is in legacy mode.
- */
- /* Panasonic CF-29 */
+ /* Dell Embedded Box PC 3000 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
- DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /*
- * HP Pavilion DV4017EA -
- * errors on MUX ports are reported without raising AUXDATA
- * causing "spurious NAK" messages.
- */
+ /* Dell XPS M1530 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /*
- * HP Pavilion ZT1000 -
- * like DV4017EA does not raise AUXERR for errors on MUX ports.
- */
+ /* Dell Vostro 1510 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /*
- * HP Pavilion DV4270ca -
- * like DV4017EA does not raise AUXERR for errors on MUX ports.
- */
+ /* Dell Vostro V13 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
},
{
+ /* Dell Vostro 1320 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
+ /* Dell Vostro 1520 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
+ /* Dell Vostro 1720 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
+ },
+ {
+ /* Entroware Proteus */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS)
},
+ /*
+ * Some Fujitsu notebooks are having trouble with touchpads if
+ * active multiplexing mode is activated. Luckily they don't have
+ * external PS/2 ports so we can safely disable it.
+ * ... apparently some Toshibas don't like MUX mode either and
+ * die horrible death on reboot.
+ */
{
+ /* Fujitsu Lifebook P7010/P7010D */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Sharp Actius MM20 */
+ /* Fujitsu Lifebook P5020D */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Sony Vaio FS-115b */
+ /* Fujitsu Lifebook S2000 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /*
- * Sony Vaio FZ-240E -
- * reset and GET ID commands issued via KBD port are
- * sometimes being delivered to AUX3.
- */
+ /* Fujitsu Lifebook S6230 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /*
- * Most (all?) VAIOs do not have external PS/2 ports nor
- * they implement active multiplexing properly, and
- * MUX discovery usually messes up keyboard/touchpad.
- */
+ /* Fujitsu Lifebook T725 laptop */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
- DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
},
{
- /* Amoi M636/A737 */
+ /* Fujitsu Lifebook U745 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Lenovo 3000 n100 */
+ /* Fujitsu T70H */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Lenovo XiaoXin Air 12 */
+ /* Fujitsu A544 laptop */
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "80UN"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
},
{
+ /* Fujitsu AH544 laptop */
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
+ },
+ {
+ /* Fujitsu U574 laptop */
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
+ },
+ {
+ /* Fujitsu UH554 laptop */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
+ },
+ {
+ /* Fujitsu Lifebook P7010 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
+ },
+ {
+ /* Fujitsu-Siemens Lifebook T3010 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Acer Aspire 5710 */
+ /* Fujitsu-Siemens Lifebook E4010 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Acer Aspire 7738 */
+ /* Fujitsu-Siemens Amilo Pro 2010 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Gericom Bellagio */
+ /* Fujitsu-Siemens Amilo Pro 2030 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
- DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* IBM 2656 */
+ /* Gigabyte M912 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
- DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Dell XPS M1530 */
+ /* Gigabyte Spring Peak - defines wrong chassis type */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Compal HEL80I */
+ /* Gigabyte T1005 - defines wrong chassis type ("Other") */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Dell Vostro 1510 */
+ /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
+ /*
+ * Some laptops need keyboard reset before probing for the trackpad to get
+ * it detected, initialised & finally work.
+ */
{
- /* Acer Aspire 5536 */
+ /* Gigabyte P35 v2 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
},
+ .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
},
- {
- /* Dell Vostro V13 */
+ {
+ /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
},
+ .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
},
{
- /* Newer HP Pavilion dv4 models */
+ /* Gigabyte P34 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
},
+ .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
},
{
- /* Asus X450LCP */
+ /* Gigabyte P57 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
},
+ .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
},
{
- /* Avatar AVIU-145A6 */
+ /* Gericom Bellagio */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
- DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* TUXEDO BU1406 */
+ /* Gigabyte M1022M netbook */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
- DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
+ DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
+ DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Lenovo LaVie Z */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
/*
- * Acer Aspire 5738z
- * Touchpad stops working in mux mode when dis- + re-enabled
- * with the touchpad enable/disable toggle hotkey
+ * HP Pavilion DV4017EA -
+ * errors on MUX ports are reported without raising AUXDATA
+ * causing "spurious NAK" messages.
*/
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Entroware Proteus */
+ /*
+ * HP Pavilion ZT1000 -
+ * like DV4017EA does not raise AUXERR for errors on MUX ports.
+ */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
- { }
-};
-
-static const struct dmi_system_id i8042_dmi_forcemux_table[] __initconst = {
{
/*
- * Sony Vaio VGN-CS series require MUX or the touch sensor
- * buttons will disturb touchpad operation
+ * HP Pavilion DV4270ca -
+ * like DV4017EA does not raise AUXERR for errors on MUX ports.
*/
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
- { }
-};
-
-/*
- * On some Asus laptops, just running self tests cause problems.
- */
-static const struct dmi_system_id i8042_dmi_noselftest_table[] = {
{
+ /* Newer HP Pavilion dv4 models */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
- },
- }, {
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
},
- { }
-};
-static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
{
- /* MSI Wind U-100 */
+ /* IBM 2656 */
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "U-100"),
- DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* LG Electronics X110 */
+ /* Avatar AVIU-145A6 */
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "X110"),
- DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Acer Aspire One 150 */
+ /* Intel MBO Desktop D845PESV */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOPNP)
},
{
+ /*
+ * Intel NUC D54250WYK - does not have i8042 controller but
+ * declares PS/2 devices in DSDT.
+ */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOPNP)
},
{
+ /* Lenovo 3000 n100 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /* Lenovo XiaoXin Air 12 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "80UN"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /* Lenovo LaVie Z */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /* Lenovo Ideapad U455 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
+ /* Lenovo ThinkPad L460 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
+ /* Lenovo ThinkPad Twist S230u */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"),
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Advent 4211 */
+ /* LG Electronics X110 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
+ DMI_MATCH(DMI_BOARD_NAME, "X110"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
/* Medion Akoya Mini E1210 */
@@ -680,6 +835,7 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
/* Medion Akoya E1222 */
@@ -687,48 +843,62 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
{
- /* Mivvy M310 */
+ /* MSI Wind U-100 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ DMI_MATCH(DMI_BOARD_NAME, "U-100"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOPNP)
},
{
- /* Dell Vostro 1320 */
+ /*
+ * No data is coming from the touchscreen unless KBC
+ * is in legacy mode.
+ */
+ /* Panasonic CF-29 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Dell Vostro 1520 */
+ /* Medion Akoya E7225 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Dell Vostro 1720 */
+ /* Microsoft Virtual Machine */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Lenovo Ideapad U455 */
+ /* Medion MAM 2070 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Lenovo ThinkPad L460 */
+ /* TUXEDO BU1406 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
/* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
@@ -736,282 +906,318 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
+ },
+ {
+ /* OQO Model 01 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Lenovo ThinkPad Twist S230u */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
+ DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* Entroware Proteus */
+ /* Acer Aspire 5 A515 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "PK"),
+ DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOPNP)
},
- { }
-};
-
-#ifdef CONFIG_PNP
-static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
{
- /* Intel MBO Desktop D845PESV */
+ /* ULI EV4873 - AUX LOOP does not work properly */
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
- DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
/*
- * Intel NUC D54250WYK - does not have i8042 controller but
- * declares PS/2 devices in DSDT.
+ * Arima-Rioworks HDAMB -
+ * AUX LOOP command does not raise AUX IRQ
*/
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
- DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
+ DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
+ DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
{
- /* MSI Wind U-100 */
+ /* Sharp Actius MM20 */
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "U-100"),
- DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Acer Aspire 5 A515 */
+ /*
+ * Sony Vaio FZ-240E -
+ * reset and GET ID commands issued via KBD port are
+ * sometimes being delivered to AUX3.
+ */
.matches = {
- DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"),
- DMI_MATCH(DMI_BOARD_VENDOR, "PK"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
- { }
-};
-
-static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
{
+ /*
+ * Most (all?) VAIOs do not have external PS/2 ports nor
+ * they implement active multiplexing properly, and
+ * MUX discovery usually messes up keyboard/touchpad.
+ */
.matches = {
- DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /* Sony Vaio FS-115b */
.matches = {
- DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
+ /*
+ * Sony Vaio VGN-CS series require MUX or the touch sensor
+ * buttons will disturb touchpad operation
+ */
.matches = {
- DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
},
+ .driver_data = (void *)(SERIO_QUIRK_FORCEMUX)
},
{
.matches = {
- DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
- { }
-};
-#endif
-
-static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
{
- /* Dell Vostro V13 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
{
- /* Newer HP Pavilion dv4 models */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
},
+ /*
+ * A lot of modern Clevo barebones have touchpad and/or keyboard issues
+ * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
+ * none of them have an external PS/2 port so this can safely be set for
+ * all of them. These two are based on a Clevo design, but have the
+ * board_name changed.
+ */
{
- /* Fujitsu A544 laptop */
- /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Fujitsu AH544 laptop */
- /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Fujitsu Lifebook T725 laptop */
+ /* Mivvy M310 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
+ DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
},
+ .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
},
+ /*
+ * Some laptops need keyboard reset before probing for the trackpad to get
+ * it detected, initialised & finally work.
+ */
{
- /* Fujitsu U574 laptop */
- /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
+ /* Schenker XMG C504 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
+ DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
},
+ .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
},
{
- /* Fujitsu UH554 laptop */
+ /* Blue FB5601 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
- DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
+ DMI_MATCH(DMI_SYS_VENDOR, "blue"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
},
- { }
-};
-
-/*
- * Some Wistron based laptops need us to explicitly enable the 'Dritek
- * keyboard extension' to make their extra keys start generating scancodes.
- * Originally, this was just confined to older laptops, but a few Acer laptops
- * have turned up in 2007 that also need this again.
- */
-static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
+ /*
+ * A lot of modern Clevo barebones have touchpad and/or keyboard issues
+ * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
+ * none of them have an external PS/2 port so this can safely be set for
+ * all of them.
+ * Clevo barebones come with board_vendor and/or system_vendor set to
+ * either the very generic string "Notebook" and/or a different value
+ * for each individual reseller. The only somewhat universal way to
+ * identify them is by board_name.
+ */
{
- /* Acer Aspire 5100 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
+ DMI_MATCH(DMI_BOARD_NAME, "LAPQC71A"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer Aspire 5610 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
+ DMI_MATCH(DMI_BOARD_NAME, "LAPQC71B"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer Aspire 5630 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
+ DMI_MATCH(DMI_BOARD_NAME, "N140CU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer Aspire 5650 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
+ DMI_MATCH(DMI_BOARD_NAME, "N141CU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer Aspire 5680 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
+ DMI_MATCH(DMI_BOARD_NAME, "NH5xAx"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer Aspire 5720 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
+ /*
+ * At least one modern Clevo barebone has the touchpad connected both
+ * via PS/2 and i2c interface. This causes a race condition between the
+ * psmouse and i2c-hid driver. Since the full capability of the touchpad
+ * is available via the i2c interface and the device has no external
+ * PS/2 port, it is safe to just ignore all ps2 mouses here to avoid
+ * this issue. The known affected device is the
+ * TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU which comes with one of
+ * the two different dmi strings below. NS50MU is not a typo!
+ */
{
- /* Acer Aspire 9110 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
+ DMI_MATCH(DMI_BOARD_NAME, "NS50MU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
+ SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
+ SERIO_QUIRK_NOPNP)
},
{
- /* Acer TravelMate 660 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
+ DMI_MATCH(DMI_BOARD_NAME, "NS50_70MU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
+ SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
+ SERIO_QUIRK_NOPNP)
},
{
- /* Acer TravelMate 2490 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
+ DMI_MATCH(DMI_BOARD_NAME, "NJ50_70CU"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Acer TravelMate 4280 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
+ DMI_MATCH(DMI_BOARD_NAME, "PB50_70DFx,DDx"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
- { }
-};
-
-/*
- * Some laptops need keyboard reset before probing for the trackpad to get
- * it detected, initialised & finally work.
- */
-static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
{
- /* Gigabyte P35 v2 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
+ DMI_MATCH(DMI_BOARD_NAME, "PCX0DX"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
- {
- /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
+ {
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
+ DMI_MATCH(DMI_BOARD_NAME, "X170SM"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
{
- /* Gigabyte P34 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
+ DMI_MATCH(DMI_BOARD_NAME, "X170KM-G"),
},
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
+ { }
+};
+
+#ifdef CONFIG_PNP
+static const struct dmi_system_id i8042_dmi_laptop_table[] __initconst = {
{
- /* Gigabyte P57 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
- DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
},
},
{
- /* Schenker XMG C504 - Elantech touchpad */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
- DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
},
},
- { }
-};
-
-static const struct dmi_system_id i8042_dmi_probe_defer_table[] __initconst = {
{
- /* ASUS ZenBook UX425UA */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA"),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
},
},
{
- /* ASUS ZenBook UM325UA */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UA_UM325UA"),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
},
},
{ }
};
+#endif

#endif /* CONFIG_X86 */

@@ -1166,11 +1372,6 @@ static int __init i8042_pnp_init(void)
bool pnp_data_busted = false;
int err;

-#ifdef CONFIG_X86
- if (dmi_check_system(i8042_dmi_nopnp_table))
- i8042_nopnp = true;
-#endif
-
if (i8042_nopnp) {
pr_info("PNP detection disabled\n");
return 0;
@@ -1274,6 +1475,59 @@ static inline int i8042_pnp_init(void) { return 0; }
static inline void i8042_pnp_exit(void) { }
#endif /* CONFIG_PNP */

+
+#ifdef CONFIG_X86
+static void __init i8042_check_quirks(void)
+{
+ const struct dmi_system_id *device_quirk_info;
+ uintptr_t quirks;
+
+ device_quirk_info = dmi_first_match(i8042_dmi_quirk_table);
+ if (!device_quirk_info)
+ return;
+
+ quirks = (uintptr_t)device_quirk_info->driver_data;
+
+ if (quirks & SERIO_QUIRK_NOKBD)
+ i8042_nokbd = true;
+ if (quirks & SERIO_QUIRK_NOAUX)
+ i8042_noaux = true;
+ if (quirks & SERIO_QUIRK_NOMUX)
+ i8042_nomux = true;
+ if (quirks & SERIO_QUIRK_FORCEMUX)
+ i8042_nomux = false;
+ if (quirks & SERIO_QUIRK_UNLOCK)
+ i8042_unlock = true;
+ if (quirks & SERIO_QUIRK_PROBE_DEFER)
+ i8042_probe_defer = true;
+ /* Honor module parameter when value is not default */
+ if (i8042_reset == I8042_RESET_DEFAULT) {
+ if (quirks & SERIO_QUIRK_RESET_ALWAYS)
+ i8042_reset = I8042_RESET_ALWAYS;
+ if (quirks & SERIO_QUIRK_RESET_NEVER)
+ i8042_reset = I8042_RESET_NEVER;
+ }
+ if (quirks & SERIO_QUIRK_DIECT)
+ i8042_direct = true;
+ if (quirks & SERIO_QUIRK_DUMBKBD)
+ i8042_dumbkbd = true;
+ if (quirks & SERIO_QUIRK_NOLOOP)
+ i8042_noloop = true;
+ if (quirks & SERIO_QUIRK_NOTIMEOUT)
+ i8042_notimeout = true;
+ if (quirks & SERIO_QUIRK_KBDRESET)
+ i8042_kbdreset = true;
+ if (quirks & SERIO_QUIRK_DRITEK)
+ i8042_dritek = true;
+#ifdef CONFIG_PNP
+ if (quirks & SERIO_QUIRK_NOPNP)
+ i8042_nopnp = true;
+#endif
+}
+#else
+static inline void i8042_check_quirks(void) {}
+#endif
+
static int __init i8042_platform_init(void)
{
int retval;
@@ -1296,45 +1550,17 @@ static int __init i8042_platform_init(void)
i8042_kbd_irq = I8042_MAP_IRQ(1);
i8042_aux_irq = I8042_MAP_IRQ(12);

- retval = i8042_pnp_init();
- if (retval)
- return retval;
-
#if defined(__ia64__)
- i8042_reset = I8042_RESET_ALWAYS;
+ i8042_reset = I8042_RESET_ALWAYS;
#endif

-#ifdef CONFIG_X86
- /* Honor module parameter when value is not default */
- if (i8042_reset == I8042_RESET_DEFAULT) {
- if (dmi_check_system(i8042_dmi_reset_table))
- i8042_reset = I8042_RESET_ALWAYS;
-
- if (dmi_check_system(i8042_dmi_noselftest_table))
- i8042_reset = I8042_RESET_NEVER;
- }
-
- if (dmi_check_system(i8042_dmi_noloop_table))
- i8042_noloop = true;
-
- if (dmi_check_system(i8042_dmi_nomux_table))
- i8042_nomux = true;
-
- if (dmi_check_system(i8042_dmi_forcemux_table))
- i8042_nomux = false;
-
- if (dmi_check_system(i8042_dmi_notimeout_table))
- i8042_notimeout = true;
-
- if (dmi_check_system(i8042_dmi_dritek_table))
- i8042_dritek = true;
-
- if (dmi_check_system(i8042_dmi_kbdreset_table))
- i8042_kbdreset = true;
+ i8042_check_quirks();

- if (dmi_check_system(i8042_dmi_probe_defer_table))
- i8042_probe_defer = true;
+ retval = i8042_pnp_init();
+ if (retval)
+ return retval;

+#ifdef CONFIG_X86
/*
* A20 was already enabled during early kernel init. But some buggy
* BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index c392930253a3..b79309928d78 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -3098,7 +3098,8 @@ static int amd_iommu_attach_device(struct iommu_domain *dom,
}

static int amd_iommu_map(struct iommu_domain *dom, unsigned long iova,
- phys_addr_t paddr, size_t page_size, int iommu_prot)
+ phys_addr_t paddr, size_t page_size, int iommu_prot,
+ gfp_t gfp)
{
struct protection_domain *domain = to_pdomain(dom);
int prot = 0;
@@ -3113,7 +3114,7 @@ static int amd_iommu_map(struct iommu_domain *dom, unsigned long iova,
prot |= IOMMU_PROT_IW;

mutex_lock(&domain->api_lock);
- ret = iommu_map_page(domain, iova, paddr, page_size, prot, GFP_KERNEL);
+ ret = iommu_map_page(domain, iova, paddr, page_size, prot, gfp);
mutex_unlock(&domain->api_lock);

domain_flush_np_cache(domain, iova, page_size);
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 02c2fb551f38..4f64c3a9ee88 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -2451,7 +2451,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
}

static int arm_smmu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct io_pgtable_ops *ops = to_smmu_domain(domain)->pgtbl_ops;

diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 2185ea5191c1..775acae84d7d 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1160,7 +1160,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
}

static int arm_smmu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct io_pgtable_ops *ops = to_smmu_domain(domain)->pgtbl_ops;
struct arm_smmu_device *smmu = to_smmu_domain(domain)->smmu;
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 9c3e630c6c4c..4fc8fb92d45e 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -477,7 +477,7 @@ static dma_addr_t __iommu_dma_map(struct device *dev, phys_addr_t phys,
if (!iova)
return DMA_MAPPING_ERROR;

- if (iommu_map(domain, iova, phys - iova_off, size, prot)) {
+ if (iommu_map_atomic(domain, iova, phys - iova_off, size, prot)) {
iommu_dma_free_iova(cookie, iova, size);
return DMA_MAPPING_ERROR;
}
@@ -612,7 +612,7 @@ static void *iommu_dma_alloc_remap(struct device *dev, size_t size,
arch_dma_prep_coherent(sg_page(sg), sg->length);
}

- if (iommu_map_sg(domain, iova, sgt.sgl, sgt.orig_nents, ioprot)
+ if (iommu_map_sg_atomic(domain, iova, sgt.sgl, sgt.orig_nents, ioprot)
< size)
goto out_free_sg;

@@ -872,7 +872,7 @@ static int iommu_dma_map_sg(struct device *dev, struct scatterlist *sg,
* We'll leave any physical concatenation to the IOMMU driver's
* implementation - it knows better than we do.
*/
- if (iommu_map_sg(domain, iova, sg, nents, prot) < iova_len)
+ if (iommu_map_sg_atomic(domain, iova, sg, nents, prot) < iova_len)
goto out_free_iova;

return __finalise_sg(dev, sg, nents, iova);
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index 31a9b9885653..acf21e423794 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -1077,7 +1077,7 @@ static int lv2set_page(sysmmu_pte_t *pent, phys_addr_t paddr, size_t size,
*/
static int exynos_iommu_map(struct iommu_domain *iommu_domain,
unsigned long l_iova, phys_addr_t paddr, size_t size,
- int prot)
+ int prot, gfp_t gfp)
{
struct exynos_iommu_domain *domain = to_exynos_domain(iommu_domain);
sysmmu_pte_t *entry;
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index ff120d7ed342..2a53fa7d2b47 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -5458,7 +5458,7 @@ static void intel_iommu_aux_detach_device(struct iommu_domain *domain,

static int intel_iommu_map(struct iommu_domain *domain,
unsigned long iova, phys_addr_t hpa,
- size_t size, int iommu_prot)
+ size_t size, int iommu_prot, gfp_t gfp)
{
struct dmar_domain *dmar_domain = to_dmar_domain(domain);
u64 max_addr;
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index c5758fb696cc..ef8f0d1ac5ab 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -1858,8 +1858,8 @@ static size_t iommu_pgsize(struct iommu_domain *domain,
return pgsize;
}

-int iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+int __iommu_map(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
const struct iommu_ops *ops = domain->ops;
unsigned long orig_iova = iova;
@@ -1896,8 +1896,8 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,

pr_debug("mapping: iova 0x%lx pa %pa pgsize 0x%zx\n",
iova, &paddr, pgsize);
+ ret = ops->map(domain, iova, paddr, pgsize, prot, gfp);

- ret = ops->map(domain, iova, paddr, pgsize, prot);
if (ret)
break;

@@ -1917,8 +1917,22 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,

return ret;
}
+
+int iommu_map(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, size_t size, int prot)
+{
+ might_sleep();
+ return __iommu_map(domain, iova, paddr, size, prot, GFP_KERNEL);
+}
EXPORT_SYMBOL_GPL(iommu_map);

+int iommu_map_atomic(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, size_t size, int prot)
+{
+ return __iommu_map(domain, iova, paddr, size, prot, GFP_ATOMIC);
+}
+EXPORT_SYMBOL_GPL(iommu_map_atomic);
+
static size_t __iommu_unmap(struct iommu_domain *domain,
unsigned long iova, size_t size,
struct iommu_iotlb_gather *iotlb_gather)
@@ -1995,8 +2009,9 @@ size_t iommu_unmap_fast(struct iommu_domain *domain,
}
EXPORT_SYMBOL_GPL(iommu_unmap_fast);

-size_t iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
- struct scatterlist *sg, unsigned int nents, int prot)
+size_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
+ struct scatterlist *sg, unsigned int nents, int prot,
+ gfp_t gfp)
{
size_t len = 0, mapped = 0;
phys_addr_t start;
@@ -2007,7 +2022,9 @@ size_t iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
phys_addr_t s_phys = sg_phys(sg);

if (len && s_phys != start + len) {
- ret = iommu_map(domain, iova + mapped, start, len, prot);
+ ret = __iommu_map(domain, iova + mapped, start,
+ len, prot, gfp);
+
if (ret)
goto out_err;

@@ -2035,8 +2052,22 @@ size_t iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
return 0;

}
+
+size_t iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
+ struct scatterlist *sg, unsigned int nents, int prot)
+{
+ might_sleep();
+ return __iommu_map_sg(domain, iova, sg, nents, prot, GFP_KERNEL);
+}
EXPORT_SYMBOL_GPL(iommu_map_sg);

+size_t iommu_map_sg_atomic(struct iommu_domain *domain, unsigned long iova,
+ struct scatterlist *sg, unsigned int nents, int prot)
+{
+ return __iommu_map_sg(domain, iova, sg, nents, prot, GFP_ATOMIC);
+}
+EXPORT_SYMBOL_GPL(iommu_map_sg_atomic);
+
int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
phys_addr_t paddr, u64 size, int prot)
{
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 584eefab1dbc..33874c7aea42 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -724,7 +724,7 @@ static void ipmmu_detach_device(struct iommu_domain *io_domain,
}

static int ipmmu_map(struct iommu_domain *io_domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain);

diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c
index cba0097eba39..696a6c53a69f 100644
--- a/drivers/iommu/msm_iommu.c
+++ b/drivers/iommu/msm_iommu.c
@@ -504,7 +504,7 @@ static void msm_iommu_detach_dev(struct iommu_domain *domain,
}

static int msm_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t pa, size_t len, int prot)
+ phys_addr_t pa, size_t len, int prot, gfp_t gfp)
{
struct msm_priv *priv = to_msm_priv(domain);
unsigned long flags;
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 18d7c818a174..dad44e10b331 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -427,7 +427,7 @@ static void mtk_iommu_detach_device(struct iommu_domain *domain,
}

static int mtk_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct mtk_iommu_domain *dom = to_mtk_domain(domain);
struct mtk_iommu_data *data = mtk_iommu_get_m4u_data();
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index e31bd281e59d..fa602bfe6951 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -295,7 +295,7 @@ static void mtk_iommu_detach_device(struct iommu_domain *domain,
}

static int mtk_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct mtk_iommu_domain *dom = to_mtk_domain(domain);
unsigned int page_num = size >> MT2701_IOMMU_PAGE_SHIFT;
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index 09c6e1c680db..be551cc34be4 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -1339,7 +1339,7 @@ static u32 iotlb_init_entry(struct iotlb_entry *e, u32 da, u32 pa, int pgsz)
}

static int omap_iommu_map(struct iommu_domain *domain, unsigned long da,
- phys_addr_t pa, size_t bytes, int prot)
+ phys_addr_t pa, size_t bytes, int prot, gfp_t gfp)
{
struct omap_iommu_domain *omap_domain = to_omap_domain(domain);
struct device *dev = omap_domain->dev;
diff --git a/drivers/iommu/qcom_iommu.c b/drivers/iommu/qcom_iommu.c
index b6e546b62a7c..e377f7771e30 100644
--- a/drivers/iommu/qcom_iommu.c
+++ b/drivers/iommu/qcom_iommu.c
@@ -419,7 +419,7 @@ static void qcom_iommu_detach_dev(struct iommu_domain *domain, struct device *de
}

static int qcom_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
int ret;
unsigned long flags;
diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index 0df091934361..96f37d9d4d93 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -758,7 +758,7 @@ static int rk_iommu_map_iova(struct rk_iommu_domain *rk_domain, u32 *pte_addr,
}

static int rk_iommu_map(struct iommu_domain *domain, unsigned long _iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct rk_iommu_domain *rk_domain = to_rk_domain(domain);
unsigned long flags;
diff --git a/drivers/iommu/s390-iommu.c b/drivers/iommu/s390-iommu.c
index 3b0b18e23187..1137f3ddcb85 100644
--- a/drivers/iommu/s390-iommu.c
+++ b/drivers/iommu/s390-iommu.c
@@ -265,7 +265,7 @@ static int s390_iommu_update_trans(struct s390_domain *s390_domain,
}

static int s390_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct s390_domain *s390_domain = to_s390_domain(domain);
int flags = ZPCI_PTE_VALID, rc = 0;
diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c
index 3924f7c05544..3fb7ba72507d 100644
--- a/drivers/iommu/tegra-gart.c
+++ b/drivers/iommu/tegra-gart.c
@@ -178,7 +178,7 @@ static inline int __gart_iommu_map(struct gart_device *gart, unsigned long iova,
}

static int gart_iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t pa, size_t bytes, int prot)
+ phys_addr_t pa, size_t bytes, int prot, gfp_t gfp)
{
struct gart_device *gart = gart_handle;
int ret;
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index dd486233e282..576be3f245da 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -651,7 +651,7 @@ static void tegra_smmu_set_pte(struct tegra_smmu_as *as, unsigned long iova,
}

static int tegra_smmu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
struct tegra_smmu_as *as = to_smmu_as(domain);
dma_addr_t pte_dma;
diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c
index 60e659a24f90..37e2267acf29 100644
--- a/drivers/iommu/virtio-iommu.c
+++ b/drivers/iommu/virtio-iommu.c
@@ -715,7 +715,7 @@ static int viommu_attach_dev(struct iommu_domain *domain, struct device *dev)
}

static int viommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot)
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
{
int ret;
u32 flags;
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index aef235203d57..69eeff7a7d16 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -269,6 +269,12 @@ static void sdio_release_func(struct device *dev)
if (!(func->card->quirks & MMC_QUIRK_NONSTD_SDIO))
sdio_free_func_cis(func);

+ /*
+ * We have now removed the link to the tuples in the
+ * card structure, so remove the reference.
+ */
+ put_device(&func->card->dev);
+
kfree(func->info);
kfree(func->tmpbuf);
kfree(func);
@@ -299,6 +305,12 @@ struct sdio_func *sdio_alloc_func(struct mmc_card *card)

device_initialize(&func->dev);

+ /*
+ * We may link to tuples in the card structure,
+ * we need make sure we have a reference to it.
+ */
+ get_device(&func->card->dev);
+
func->dev.parent = &card->dev;
func->dev.bus = &sdio_bus_type;
func->dev.release = sdio_release_func;
@@ -352,10 +364,9 @@ int sdio_add_func(struct sdio_func *func)
*/
void sdio_remove_func(struct sdio_func *func)
{
- if (!sdio_func_present(func))
- return;
+ if (sdio_func_present(func))
+ device_del(&func->dev);

- device_del(&func->dev);
of_node_put(func->dev.of_node);
put_device(&func->dev);
}
diff --git a/drivers/mmc/core/sdio_cis.c b/drivers/mmc/core/sdio_cis.c
index 9a5aaac29099..e45053284fdc 100644
--- a/drivers/mmc/core/sdio_cis.c
+++ b/drivers/mmc/core/sdio_cis.c
@@ -383,12 +383,6 @@ int sdio_read_func_cis(struct sdio_func *func)
if (ret)
return ret;

- /*
- * Since we've linked to tuples in the card structure,
- * we must make sure we have a reference to it.
- */
- get_device(&func->card->dev);
-
/*
* Vendor/device id is optional for function CIS, so
* copy it from the card structure as needed.
@@ -414,11 +408,5 @@ void sdio_free_func_cis(struct sdio_func *func)
}

func->tuples = NULL;
-
- /*
- * We have now removed the link to the tuples in the
- * card structure, so remove the reference.
- */
- put_device(&func->card->dev);
}

diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
index 7083d8ddd495..7874b266a444 100644
--- a/drivers/mmc/host/mmc_spi.c
+++ b/drivers/mmc/host/mmc_spi.c
@@ -1420,7 +1420,7 @@ static int mmc_spi_probe(struct spi_device *spi)

status = mmc_add_host(mmc);
if (status != 0)
- goto fail_add_host;
+ goto fail_glue_init;

/*
* Index 0 is card detect
@@ -1428,7 +1428,7 @@ static int mmc_spi_probe(struct spi_device *spi)
*/
status = mmc_gpiod_request_cd(mmc, NULL, 0, false, 1, NULL);
if (status == -EPROBE_DEFER)
- goto fail_add_host;
+ goto fail_gpiod_request;
if (!status) {
/*
* The platform has a CD GPIO signal that may support
@@ -1443,7 +1443,7 @@ static int mmc_spi_probe(struct spi_device *spi)
/* Index 1 is write protect/read only */
status = mmc_gpiod_request_ro(mmc, NULL, 1, 0, NULL);
if (status == -EPROBE_DEFER)
- goto fail_add_host;
+ goto fail_gpiod_request;
if (!status)
has_ro = true;

@@ -1457,7 +1457,7 @@ static int mmc_spi_probe(struct spi_device *spi)
? ", cd polling" : "");
return 0;

-fail_add_host:
+fail_gpiod_request:
mmc_remove_host(mmc);
fail_glue_init:
if (host->dma_dev)
diff --git a/drivers/net/bonding/bond_debugfs.c b/drivers/net/bonding/bond_debugfs.c
index f3f86ef68ae0..8b6cf2bf9025 100644
--- a/drivers/net/bonding/bond_debugfs.c
+++ b/drivers/net/bonding/bond_debugfs.c
@@ -76,7 +76,7 @@ void bond_debug_reregister(struct bonding *bond)

d = debugfs_rename(bonding_debug_root, bond->debug_dir,
bonding_debug_root, bond->dev->name);
- if (d) {
+ if (!IS_ERR(d)) {
bond->debug_dir = d;
} else {
netdev_warn(bond->dev, "failed to reregister, so just unregister old one\n");
diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c
index 2d52754afc33..7d844b0ea0da 100644
--- a/drivers/net/ethernet/broadcom/bgmac-bcma.c
+++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c
@@ -228,12 +228,12 @@ static int bgmac_probe(struct bcma_device *core)
bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
- if (ci->pkg == BCMA_PKG_ID_BCM47188 ||
- ci->pkg == BCMA_PKG_ID_BCM47186) {
+ if ((ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM47186) ||
+ (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == BCMA_PKG_ID_BCM47188)) {
bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
}
- if (ci->pkg == BCMA_PKG_ID_BCM5358)
+ if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM5358)
bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_EPHYRMII;
break;
case BCMA_CHIP_ID_BCM53573:
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 3636849f6365..ef8225b7445d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -8205,10 +8205,14 @@ int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init)
netdev_err(bp->dev, "ring reservation/IRQ init failure rc: %d\n", rc);
return rc;
}
- if (tcs && (bp->tx_nr_rings_per_tc * tcs != bp->tx_nr_rings)) {
+ if (tcs && (bp->tx_nr_rings_per_tc * tcs !=
+ bp->tx_nr_rings - bp->tx_nr_rings_xdp)) {
netdev_err(bp->dev, "tx ring reservation failure\n");
netdev_reset_tc(bp->dev);
- bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
+ if (bp->tx_nr_rings_xdp)
+ bp->tx_nr_rings_per_tc = bp->tx_nr_rings_xdp;
+ else
+ bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
return -ENOMEM;
}
return 0;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index d612b23c2e3f..3f983d69f10e 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -2702,7 +2702,7 @@ static int i40e_change_mtu(struct net_device *netdev, int new_mtu)
struct i40e_pf *pf = vsi->back;

if (i40e_enabled_xdp_vsi(vsi)) {
- int frame_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
+ int frame_size = new_mtu + I40E_PACKET_HDR_PAD;

if (frame_size > i40e_max_xdp_frame_size(vsi))
return -EINVAL;
@@ -12535,6 +12535,8 @@ static int i40e_ndo_bridge_setlink(struct net_device *dev,
}

br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC);
+ if (!br_spec)
+ return -EINVAL;

nla_for_each_nested(attr, br_spec, rem) {
__u16 mode;
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 7d28563ab794..ae1d30567225 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -3211,7 +3211,7 @@ static int __init ice_module_init(void)
pr_info("%s - version %s\n", ice_driver_string, ice_drv_ver);
pr_info("%s\n", ice_copyright);

- ice_wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 0, KBUILD_MODNAME);
+ ice_wq = alloc_workqueue("%s", 0, 0, KBUILD_MODNAME);
if (!ice_wq) {
pr_err("Failed to create workqueue\n");
return -ENOMEM;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index fa49ef2afde5..0142ca226bf5 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -67,6 +67,8 @@
#define IXGBE_RXBUFFER_4K 4096
#define IXGBE_MAX_RXBUFFER 16384 /* largest size for a single descriptor */

+#define IXGBE_PKT_HDR_PAD (ETH_HLEN + ETH_FCS_LEN + (VLAN_HLEN * 2))
+
/* Attempt to maximize the headroom available for incoming frames. We
* use a 2K buffer for receives and need 1536/1534 to store the data for
* the frame. This leaves us with 512 bytes of room. From that we need
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index f8aa1a0b89c5..a864b91065e3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6721,6 +6721,18 @@ static void ixgbe_free_all_rx_resources(struct ixgbe_adapter *adapter)
ixgbe_free_rx_resources(adapter->rx_ring[i]);
}

+/**
+ * ixgbe_max_xdp_frame_size - returns the maximum allowed frame size for XDP
+ * @adapter: device handle, pointer to adapter
+ */
+static int ixgbe_max_xdp_frame_size(struct ixgbe_adapter *adapter)
+{
+ if (PAGE_SIZE >= 8192 || adapter->flags2 & IXGBE_FLAG2_RX_LEGACY)
+ return IXGBE_RXBUFFER_2K;
+ else
+ return IXGBE_RXBUFFER_3K;
+}
+
/**
* ixgbe_change_mtu - Change the Maximum Transfer Unit
* @netdev: network interface device structure
@@ -6732,18 +6744,12 @@ static int ixgbe_change_mtu(struct net_device *netdev, int new_mtu)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);

- if (adapter->xdp_prog) {
- int new_frame_size = new_mtu + ETH_HLEN + ETH_FCS_LEN +
- VLAN_HLEN;
- int i;
-
- for (i = 0; i < adapter->num_rx_queues; i++) {
- struct ixgbe_ring *ring = adapter->rx_ring[i];
+ if (ixgbe_enabled_xdp_adapter(adapter)) {
+ int new_frame_size = new_mtu + IXGBE_PKT_HDR_PAD;

- if (new_frame_size > ixgbe_rx_bufsz(ring)) {
- e_warn(probe, "Requested MTU size is not supported with XDP\n");
- return -EINVAL;
- }
+ if (new_frame_size > ixgbe_max_xdp_frame_size(adapter)) {
+ e_warn(probe, "Requested MTU size is not supported with XDP\n");
+ return -EINVAL;
}
}

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index f9c303d76658..d0841836cf70 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -190,6 +190,7 @@ static int ionic_qcq_enable(struct ionic_qcq *qcq)
.oper = IONIC_Q_ENABLE,
},
};
+ int ret;

idev = &lif->ionic->idev;
dev = lif->ionic->dev;
@@ -197,16 +198,24 @@ static int ionic_qcq_enable(struct ionic_qcq *qcq)
dev_dbg(dev, "q_enable.index %d q_enable.qtype %d\n",
ctx.cmd.q_control.index, ctx.cmd.q_control.type);

+ if (qcq->flags & IONIC_QCQ_F_INTR)
+ ionic_intr_clean(idev->intr_ctrl, qcq->intr.index);
+
+ ret = ionic_adminq_post_wait(lif, &ctx);
+ if (ret)
+ return ret;
+
+ if (qcq->napi.poll)
+ napi_enable(&qcq->napi);
+
if (qcq->flags & IONIC_QCQ_F_INTR) {
irq_set_affinity_hint(qcq->intr.vector,
&qcq->intr.affinity_mask);
- napi_enable(&qcq->napi);
- ionic_intr_clean(idev->intr_ctrl, qcq->intr.index);
ionic_intr_mask(idev->intr_ctrl, qcq->intr.index,
IONIC_INTR_MASK_CLEAR);
}

- return ionic_adminq_post_wait(lif, &ctx);
+ return 0;
}

static int ionic_qcq_disable(struct ionic_qcq *qcq)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index bfc4a92f1d92..78be62ecc9a9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -505,6 +505,8 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
plat_dat->has_gmac4 = 1;
plat_dat->pmt = 1;
plat_dat->tso_en = of_property_read_bool(np, "snps,tso");
+ if (of_device_is_compatible(np, "qcom,qcs404-ethqos"))
+ plat_dat->rx_clk_runs_in_lpi = 1;

ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (ret)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
index e436fa160c7d..59165c0560d7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
@@ -520,9 +520,9 @@ int dwmac5_flex_pps_config(void __iomem *ioaddr, int index,
return 0;
}

- val |= PPSCMDx(index, 0x2);
val |= TRGTMODSELx(index, 0x2);
val |= PPSEN0;
+ writel(val, ioaddr + MAC_PPS_CONTROL);

writel(cfg->start.tv_sec, ioaddr + MAC_PPSx_TARGET_TIME_SEC(index));

@@ -547,6 +547,7 @@ int dwmac5_flex_pps_config(void __iomem *ioaddr, int index,
writel(period - 1, ioaddr + MAC_PPSx_WIDTH(index));

/* Finally, activate it */
+ val |= PPSCMDx(index, 0x2);
writel(val, ioaddr + MAC_PPS_CONTROL);
return 0;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 3079e5254666..6a3b0f76d972 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -932,7 +932,8 @@ static void stmmac_mac_link_up(struct phylink_config *config,

stmmac_mac_set(priv, priv->ioaddr, true);
if (phy && priv->dma_cap.eee) {
- priv->eee_active = phy_init_eee(phy, 1) >= 0;
+ priv->eee_active =
+ phy_init_eee(phy, !priv->plat->rx_clk_runs_in_lpi) >= 0;
priv->eee_enabled = stmmac_eee_init(priv);
stmmac_set_eee_pls(priv, priv->hw, true);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index a2ff9b4727ec..6388bae68b65 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -554,7 +554,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
dma_cfg->mixed_burst = of_property_read_bool(np, "snps,mixed-burst");

plat->force_thresh_dma_mode = of_property_read_bool(np, "snps,force_thresh_dma_mode");
- if (plat->force_thresh_dma_mode) {
+ if (plat->force_thresh_dma_mode && plat->force_sf_dma_mode) {
plat->force_sf_dma_mode = 0;
dev_warn(&pdev->dev,
"force_sf_dma_mode is ignored if force_thresh_dma_mode is set.\n");
diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c
index e8f2ca625837..39151ec6f65e 100644
--- a/drivers/net/phy/meson-gxl.c
+++ b/drivers/net/phy/meson-gxl.c
@@ -235,6 +235,8 @@ static struct phy_driver meson_gxl_phy[] = {
.config_intr = meson_gxl_config_intr,
.suspend = genphy_suspend,
.resume = genphy_resume,
+ .read_mmd = genphy_read_mmd_unsupported,
+ .write_mmd = genphy_write_mmd_unsupported,
}, {
PHY_ID_MATCH_EXACT(0x01803301),
.name = "Meson G12A Internal PHY",
@@ -245,6 +247,8 @@ static struct phy_driver meson_gxl_phy[] = {
.config_intr = meson_gxl_config_intr,
.suspend = genphy_suspend,
.resume = genphy_resume,
+ .read_mmd = genphy_read_mmd_unsupported,
+ .write_mmd = genphy_write_mmd_unsupported,
},
};

diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c
index fc5895f85cee..a552bb1665b8 100644
--- a/drivers/net/usb/kalmia.c
+++ b/drivers/net/usb/kalmia.c
@@ -65,8 +65,8 @@ kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len,
init_msg, init_msg_len, &act_len, KALMIA_USB_TIMEOUT);
if (status != 0) {
netdev_err(dev->net,
- "Error sending init packet. Status %i, length %i\n",
- status, act_len);
+ "Error sending init packet. Status %i\n",
+ status);
return status;
}
else if (act_len != init_msg_len) {
@@ -83,8 +83,8 @@ kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len,

if (status != 0)
netdev_err(dev->net,
- "Error receiving init result. Status %i, length %i\n",
- status, act_len);
+ "Error receiving init result. Status %i\n",
+ status);
else if (act_len != expected_len)
netdev_err(dev->net, "Unexpected init result length: %i\n",
act_len);
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
index 17c9c63b8eeb..ce7862dac2b7 100644
--- a/drivers/net/usb/plusb.c
+++ b/drivers/net/usb/plusb.c
@@ -57,9 +57,7 @@
static inline int
pl_vendor_req(struct usbnet *dev, u8 req, u8 val, u8 index)
{
- return usbnet_read_cmd(dev, req,
- USB_DIR_IN | USB_TYPE_VENDOR |
- USB_RECIP_DEVICE,
+ return usbnet_write_cmd(dev, req, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
val, index, NULL, 0);
}

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 579df7c5411d..5212d9cb0372 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1910,8 +1910,8 @@ static int virtnet_close(struct net_device *dev)
cancel_delayed_work_sync(&vi->refill);

for (i = 0; i < vi->max_queue_pairs; i++) {
- xdp_rxq_info_unreg(&vi->rq[i].xdp_rxq);
napi_disable(&vi->rq[i].napi);
+ xdp_rxq_info_unreg(&vi->rq[i].xdp_rxq);
virtnet_napi_tx_disable(&vi->sq[i].napi);
}

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 6439adcd2f99..cd146bbca670 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -87,6 +87,9 @@
#define BRCMF_ASSOC_PARAMS_FIXED_SIZE \
(sizeof(struct brcmf_assoc_params_le) - sizeof(u16))

+#define BRCMF_MAX_CHANSPEC_LIST \
+ (BRCMF_DCMD_MEDLEN / sizeof(__le32) - 1)
+
static bool check_vif_up(struct brcmf_cfg80211_vif *vif)
{
if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) {
@@ -6067,6 +6070,13 @@ static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
band->channels[i].flags = IEEE80211_CHAN_DISABLED;

total = le32_to_cpu(list->count);
+ if (total > BRCMF_MAX_CHANSPEC_LIST) {
+ bphy_err(drvr, "Invalid count of channel Spec. (%u)\n",
+ total);
+ err = -EINVAL;
+ goto fail_pbuf;
+ }
+
for (i = 0; i < total; i++) {
ch.chspec = (u16)le32_to_cpu(list->element[i]);
cfg->d11inf.decchspec(&ch);
@@ -6212,6 +6222,13 @@ static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg)
band = cfg_to_wiphy(cfg)->bands[NL80211_BAND_2GHZ];
list = (struct brcmf_chanspec_list *)pbuf;
num_chan = le32_to_cpu(list->count);
+ if (num_chan > BRCMF_MAX_CHANSPEC_LIST) {
+ bphy_err(drvr, "Invalid count of channel Spec. (%u)\n",
+ num_chan);
+ kfree(pbuf);
+ return -EINVAL;
+ }
+
for (i = 0; i < num_chan; i++) {
ch.chspec = (u16)le32_to_cpu(list->element[i]);
cfg->d11inf.decchspec(&ch);
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 5d62d1042c0e..a58711c48850 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -3199,7 +3199,6 @@ static const struct pci_device_id nvme_id_table[] = {
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1c5c, 0x1504), /* SK Hynix PC400 */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
- { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ PCI_DEVICE(0x2646, 0x2263), /* KINGSTON A2000 NVMe SSD */
.driver_data = NVME_QUIRK_NO_DEEPEST_PS, },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001),
@@ -3209,6 +3208,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_SINGLE_VECTOR |
NVME_QUIRK_128_BYTES_SQES |
NVME_QUIRK_SHARED_TAGS },
+
+ { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, nvme_id_table);
diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index 9b07e8c7689a..f74fc6481731 100644
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -1362,8 +1362,10 @@ nvmet_fc_ls_create_association(struct nvmet_fc_tgtport *tgtport,
else {
queue = nvmet_fc_alloc_target_queue(iod->assoc, 0,
be16_to_cpu(rqst->assoc_cmd.sqsize));
- if (!queue)
+ if (!queue) {
ret = VERR_QUEUE_ALLOC_FAIL;
+ nvmet_fc_tgt_a_put(iod->assoc);
+ }
}
}

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index c0f4324d8f7c..cde1d77845fe 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -439,7 +439,7 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config)
if (config->cells) {
rval = nvmem_add_cells(nvmem, config->cells, config->ncells);
if (rval)
- goto err_teardown_compat;
+ goto err_remove_cells;
}

rval = nvmem_add_cells_from_table(nvmem);
@@ -456,7 +456,6 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config)

err_remove_cells:
nvmem_device_remove_all_cells(nvmem);
-err_teardown_compat:
if (config->compat)
nvmem_sysfs_remove_compat(nvmem, config);
err_device_del:
diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.c b/drivers/pinctrl/aspeed/pinctrl-aspeed.c
index 22aca6d182c0..2c1e799b029e 100644
--- a/drivers/pinctrl/aspeed/pinctrl-aspeed.c
+++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.c
@@ -115,7 +115,7 @@ static int aspeed_disable_sig(struct aspeed_pinmux_data *ctx,
int ret = 0;

if (!exprs)
- return true;
+ return -EINVAL;

while (*exprs && !ret) {
ret = aspeed_sig_expr_disable(ctx, *exprs);
diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c
index e0cb76f7e540..32c6326337f7 100644
--- a/drivers/pinctrl/intel/pinctrl-intel.c
+++ b/drivers/pinctrl/intel/pinctrl-intel.c
@@ -1510,6 +1510,12 @@ int intel_pinctrl_probe_by_uid(struct platform_device *pdev)
EXPORT_SYMBOL_GPL(intel_pinctrl_probe_by_uid);

#ifdef CONFIG_PM_SLEEP
+static bool __intel_gpio_is_direct_irq(u32 value)
+{
+ return (value & PADCFG0_GPIROUTIOXAPIC) && (value & PADCFG0_GPIOTXDIS) &&
+ (__intel_gpio_get_gpio_mode(value) == PADCFG0_PMODE_GPIO);
+}
+
static bool intel_pinctrl_should_save(struct intel_pinctrl *pctrl, unsigned int pin)
{
const struct pin_desc *pd = pin_desc_get(pctrl->pctldev, pin);
@@ -1543,8 +1549,7 @@ static bool intel_pinctrl_should_save(struct intel_pinctrl *pctrl, unsigned int
* See https://bugzilla.kernel.org/show_bug.cgi?id=214749.
*/
value = readl(intel_get_padcfg(pctrl, pin, PADCFG0));
- if ((value & PADCFG0_GPIROUTIOXAPIC) && (value & PADCFG0_GPIOTXDIS) &&
- (__intel_gpio_get_gpio_mode(value) == PADCFG0_PMODE_GPIO))
+ if (__intel_gpio_is_direct_irq(value))
return true;

return false;
@@ -1656,7 +1661,12 @@ int intel_pinctrl_resume_noirq(struct device *dev)
void __iomem *padcfg;
u32 val;

- if (!intel_pinctrl_should_save(pctrl, desc->number))
+ if (!(intel_pinctrl_should_save(pctrl, desc->number) ||
+ /*
+ * If the firmware mangled the register contents too much,
+ * check the saved value for the Direct IRQ mode.
+ */
+ __intel_gpio_is_direct_irq(pads[i].padcfg0)))
continue;

padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG0);
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 20c89023d312..ce5be6f0b7aa 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -345,6 +345,8 @@ static int pcs_set_mux(struct pinctrl_dev *pctldev, unsigned fselector,
if (!pcs->fmask)
return 0;
function = pinmux_generic_get_function(pctldev, fselector);
+ if (!function)
+ return -EINVAL;
func = function->data;
if (!func)
return -EINVAL;
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index b5dd1caae5e9..9320a0a92bb2 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -770,7 +770,7 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost,
enum iscsi_host_param param, char *buf)
{
struct iscsi_sw_tcp_host *tcp_sw_host = iscsi_host_priv(shost);
- struct iscsi_session *session = tcp_sw_host->session;
+ struct iscsi_session *session;
struct iscsi_conn *conn;
struct iscsi_tcp_conn *tcp_conn;
struct iscsi_sw_tcp_conn *tcp_sw_conn;
@@ -779,6 +779,7 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost,

switch (param) {
case ISCSI_HOST_PARAM_IPADDRESS:
+ session = tcp_sw_host->session;
if (!session)
return -ENOTCONN;

@@ -867,12 +868,14 @@ iscsi_sw_tcp_session_create(struct iscsi_endpoint *ep, uint16_t cmds_max,
if (!cls_session)
goto remove_host;
session = cls_session->dd_data;
- tcp_sw_host = iscsi_host_priv(shost);
- tcp_sw_host->session = session;

shost->can_queue = session->scsi_cmds_max;
if (iscsi_tcp_r2tpool_alloc(session))
goto remove_session;
+
+ /* We are now fully setup so expose the session to sysfs. */
+ tcp_sw_host = iscsi_host_priv(shost);
+ tcp_sw_host->session = session;
return cls_session;

remove_session:
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 3fd109fd9335..d236322ced30 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1130,8 +1130,7 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
* that no LUN is present, so don't add sdev in these cases.
* Two specific examples are:
* 1) NetApp targets: return PQ=1, PDT=0x1f
- * 2) IBM/2145 targets: return PQ=1, PDT=0
- * 3) USB UFI: returns PDT=0x1f, with the PQ bits being "reserved"
+ * 2) USB UFI: returns PDT=0x1f, with the PQ bits being "reserved"
* in the UFI 1.0 spec (we cannot rely on reserved bits).
*
* References:
@@ -1145,8 +1144,8 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
* PDT=00h Direct-access device (floppy)
* PDT=1Fh none (no FDD connected to the requested logical unit)
*/
- if (((result[0] >> 5) == 1 ||
- (starget->pdt_1f_for_no_lun && (result[0] & 0x1f) == 0x1f)) &&
+ if (((result[0] >> 5) == 1 || starget->pdt_1f_for_no_lun) &&
+ (result[0] & 0x1f) == 0x1f &&
!scsi_is_wlun(lun)) {
SCSI_LOG_SCAN_BUS(3, sdev_printk(KERN_INFO, sdev,
"scsi scan: peripheral device type"
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index 7143d03f0e02..18fbbe510d01 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -340,7 +340,7 @@ static int fd_do_rw(struct se_cmd *cmd, struct file *fd,
len += sg->length;
}

- iov_iter_bvec(&iter, READ, bvec, sgl_nents, len);
+ iov_iter_bvec(&iter, is_write, bvec, sgl_nents, len);
if (is_write)
ret = vfs_iter_write(fd, &iter, &pos, 0);
else
@@ -477,7 +477,7 @@ fd_execute_write_same(struct se_cmd *cmd)
len += se_dev->dev_attrib.block_size;
}

- iov_iter_bvec(&iter, READ, bvec, nolb, len);
+ iov_iter_bvec(&iter, WRITE, bvec, nolb, len);
ret = vfs_iter_write(fd_dev->fd_file, &iter, &pos, 0);

kfree(bvec);
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index feeba3966617..6928ebf0be9c 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -82,8 +82,8 @@ static bool __target_check_io_state(struct se_cmd *se_cmd,
{
struct se_session *sess = se_cmd->se_sess;

- assert_spin_locked(&sess->sess_cmd_lock);
- WARN_ON_ONCE(!irqs_disabled());
+ lockdep_assert_held(&sess->sess_cmd_lock);
+
/*
* If command already reached CMD_T_COMPLETE state within
* target_complete_cmd() or CMD_T_FABRIC_STOP due to shutdown,
diff --git a/drivers/tty/serial/8250/8250_dma.c b/drivers/tty/serial/8250/8250_dma.c
index 890fa7ddaa7f..bdc7bb7a1b92 100644
--- a/drivers/tty/serial/8250/8250_dma.c
+++ b/drivers/tty/serial/8250/8250_dma.c
@@ -46,19 +46,39 @@ static void __dma_rx_complete(void *param)
struct uart_8250_dma *dma = p->dma;
struct tty_port *tty_port = &p->port.state->port;
struct dma_tx_state state;
+ enum dma_status dma_status;
int count;

- dma->rx_running = 0;
- dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state);
+ /*
+ * New DMA Rx can be started during the completion handler before it
+ * could acquire port's lock and it might still be ongoing. Don't to
+ * anything in such case.
+ */
+ dma_status = dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state);
+ if (dma_status == DMA_IN_PROGRESS)
+ return;

count = dma->rx_size - state.residue;

tty_insert_flip_string(tty_port, dma->rx_buf, count);
p->port.icount.rx += count;
+ dma->rx_running = 0;

tty_flip_buffer_push(tty_port);
}

+static void dma_rx_complete(void *param)
+{
+ struct uart_8250_port *p = param;
+ struct uart_8250_dma *dma = p->dma;
+ unsigned long flags;
+
+ spin_lock_irqsave(&p->port.lock, flags);
+ if (dma->rx_running)
+ __dma_rx_complete(p);
+ spin_unlock_irqrestore(&p->port.lock, flags);
+}
+
int serial8250_tx_dma(struct uart_8250_port *p)
{
struct uart_8250_dma *dma = p->dma;
@@ -121,7 +141,7 @@ int serial8250_rx_dma(struct uart_8250_port *p)
return -EBUSY;

dma->rx_running = 1;
- desc->callback = __dma_rx_complete;
+ desc->callback = dma_rx_complete;
desc->callback_param = p;

dma->rx_cookie = dmaengine_submit(desc);
diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c
index 778f83ea2249..e61fd04a0d8d 100644
--- a/drivers/tty/vt/vc_screen.c
+++ b/drivers/tty/vt/vc_screen.c
@@ -265,10 +265,6 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)

uni_mode = use_unicode(inode);
attr = use_attributes(inode);
- ret = -ENXIO;
- vc = vcs_vc(inode, &viewed);
- if (!vc)
- goto unlock_out;

ret = -EINVAL;
if (pos < 0)
@@ -288,6 +284,11 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
ssize_t orig_count;
long p = pos;

+ ret = -ENXIO;
+ vc = vcs_vc(inode, &viewed);
+ if (!vc)
+ goto unlock_out;
+
/* Check whether we are above size each round,
* as copy_to_user at the end of this loop
* could sleep.
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 35a11f7bcb65..1346c600ebed 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -527,6 +527,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* DJI CineSSD */
{ USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },

+ /* Alcor Link AK9563 SC Reader used in 2022 Lenovo ThinkPads */
+ { USB_DEVICE(0x2ce3, 0x9563), .driver_info = USB_QUIRK_NO_LPM },
+
/* DELL USB GEN2 */
{ USB_DEVICE(0x413c, 0xb062), .driver_info = USB_QUIRK_NO_LPM | USB_QUIRK_RESET_RESUME },

diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
index aed35276e0e0..2dcdeb52fc29 100644
--- a/drivers/usb/dwc3/dwc3-qcom.c
+++ b/drivers/usb/dwc3/dwc3-qcom.c
@@ -102,7 +102,7 @@ static inline void dwc3_qcom_clrbits(void __iomem *base, u32 offset, u32 val)
readl(base + offset);
}

-static void dwc3_qcom_vbus_overrride_enable(struct dwc3_qcom *qcom, bool enable)
+static void dwc3_qcom_vbus_override_enable(struct dwc3_qcom *qcom, bool enable)
{
if (enable) {
dwc3_qcom_setbits(qcom->qscratch_base, QSCRATCH_SS_PHY_CTRL,
@@ -123,7 +123,7 @@ static int dwc3_qcom_vbus_notifier(struct notifier_block *nb,
struct dwc3_qcom *qcom = container_of(nb, struct dwc3_qcom, vbus_nb);

/* enable vbus override for device mode */
- dwc3_qcom_vbus_overrride_enable(qcom, event);
+ dwc3_qcom_vbus_override_enable(qcom, event);
qcom->mode = event ? USB_DR_MODE_PERIPHERAL : USB_DR_MODE_HOST;

return NOTIFY_DONE;
@@ -135,7 +135,7 @@ static int dwc3_qcom_host_notifier(struct notifier_block *nb,
struct dwc3_qcom *qcom = container_of(nb, struct dwc3_qcom, host_nb);

/* disable vbus override in host mode */
- dwc3_qcom_vbus_overrride_enable(qcom, !event);
+ dwc3_qcom_vbus_override_enable(qcom, !event);
qcom->mode = event ? USB_DR_MODE_HOST : USB_DR_MODE_PERIPHERAL;

return NOTIFY_DONE;
@@ -669,8 +669,8 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
qcom->mode = usb_get_dr_mode(&qcom->dwc3->dev);

/* enable vbus override for device mode */
- if (qcom->mode == USB_DR_MODE_PERIPHERAL)
- dwc3_qcom_vbus_overrride_enable(qcom, true);
+ if (qcom->mode != USB_DR_MODE_HOST)
+ dwc3_qcom_vbus_override_enable(qcom, true);

/* register extcon to override sw_vbus on Vbus change later */
ret = dwc3_qcom_register_extcon(qcom);
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 431ab6d07497..5fe749036773 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -278,8 +278,10 @@ static int __ffs_ep0_queue_wait(struct ffs_data *ffs, char *data, size_t len)
struct usb_request *req = ffs->ep0req;
int ret;

- if (!req)
+ if (!req) {
+ spin_unlock_irq(&ffs->ev.waitq.lock);
return -EINVAL;
+ }

req->zero = len < le16_to_cpu(ffs->ev.setup.wLength);

diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c
index 1aa1bd991ef4..c840f03996fb 100644
--- a/drivers/usb/typec/altmodes/displayport.c
+++ b/drivers/usb/typec/altmodes/displayport.c
@@ -522,10 +522,10 @@ int dp_altmode_probe(struct typec_altmode *alt)
/* FIXME: Port can only be DFP_U. */

/* Make sure we have compatiple pin configurations */
- if (!(DP_CAP_DFP_D_PIN_ASSIGN(port->vdo) &
- DP_CAP_UFP_D_PIN_ASSIGN(alt->vdo)) &&
- !(DP_CAP_UFP_D_PIN_ASSIGN(port->vdo) &
- DP_CAP_DFP_D_PIN_ASSIGN(alt->vdo)))
+ if (!(DP_CAP_PIN_ASSIGN_DFP_D(port->vdo) &
+ DP_CAP_PIN_ASSIGN_UFP_D(alt->vdo)) &&
+ !(DP_CAP_PIN_ASSIGN_UFP_D(port->vdo) &
+ DP_CAP_PIN_ASSIGN_DFP_D(alt->vdo)))
return -ENODEV;

ret = sysfs_create_group(&alt->dev.kobj, &dp_altmode_group);
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index 673af5937489..e48792828939 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -2497,9 +2497,12 @@ static int fbcon_set_font(struct vc_data *vc, struct console_font *font,
h > FBCON_SWAP(info->var.rotate, info->var.yres, info->var.xres))
return -EINVAL;

+ if (font->width > 32 || font->height > 32)
+ return -EINVAL;
+
/* Make sure drawing engine can handle the font */
- if (!(info->pixmap.blit_x & (1 << (font->width - 1))) ||
- !(info->pixmap.blit_y & (1 << (font->height - 1))))
+ if (!(info->pixmap.blit_x & BIT(font->width - 1)) ||
+ !(info->pixmap.blit_y & BIT(font->height - 1)))
return -EINVAL;

/* Make sure driver can handle the font length */
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index a5abdec58fe2..53fb34f074c7 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -1622,7 +1622,7 @@ static int ufx_usb_probe(struct usb_interface *interface,
struct usb_device *usbdev;
struct ufx_data *dev;
struct fb_info *info;
- int retval;
+ int retval = -ENOMEM;
u32 id_rev, fpga_rev;

/* usb initialization */
@@ -1654,15 +1654,17 @@ static int ufx_usb_probe(struct usb_interface *interface,

if (!ufx_alloc_urb_list(dev, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
dev_err(dev->gdev, "ufx_alloc_urb_list failed\n");
- goto e_nomem;
+ goto put_ref;
}

/* We don't register a new USB class. Our client interface is fbdev */

/* allocates framebuffer driver structure, not framebuffer memory */
info = framebuffer_alloc(0, &usbdev->dev);
- if (!info)
- goto e_nomem;
+ if (!info) {
+ dev_err(dev->gdev, "framebuffer_alloc failed\n");
+ goto free_urb_list;
+ }

dev->info = info;
info->par = dev;
@@ -1705,22 +1707,34 @@ static int ufx_usb_probe(struct usb_interface *interface,
check_warn_goto_error(retval, "unable to find common mode for display and adapter");

retval = ufx_reg_set_bits(dev, 0x4000, 0x00000001);
- check_warn_goto_error(retval, "error %d enabling graphics engine", retval);
+ if (retval < 0) {
+ dev_err(dev->gdev, "error %d enabling graphics engine", retval);
+ goto setup_modes;
+ }

/* ready to begin using device */
atomic_set(&dev->usb_active, 1);

dev_dbg(dev->gdev, "checking var");
retval = ufx_ops_check_var(&info->var, info);
- check_warn_goto_error(retval, "error %d ufx_ops_check_var", retval);
+ if (retval < 0) {
+ dev_err(dev->gdev, "error %d ufx_ops_check_var", retval);
+ goto reset_active;
+ }

dev_dbg(dev->gdev, "setting par");
retval = ufx_ops_set_par(info);
- check_warn_goto_error(retval, "error %d ufx_ops_set_par", retval);
+ if (retval < 0) {
+ dev_err(dev->gdev, "error %d ufx_ops_set_par", retval);
+ goto reset_active;
+ }

dev_dbg(dev->gdev, "registering framebuffer");
retval = register_framebuffer(info);
- check_warn_goto_error(retval, "error %d register_framebuffer", retval);
+ if (retval < 0) {
+ dev_err(dev->gdev, "error %d register_framebuffer", retval);
+ goto reset_active;
+ }

dev_info(dev->gdev, "SMSC UDX USB device /dev/fb%d attached. %dx%d resolution."
" Using %dK framebuffer memory\n", info->node,
@@ -1728,21 +1742,23 @@ static int ufx_usb_probe(struct usb_interface *interface,

return 0;

-error:
- fb_dealloc_cmap(&info->cmap);
-destroy_modedb:
+reset_active:
+ atomic_set(&dev->usb_active, 0);
+setup_modes:
fb_destroy_modedb(info->monspecs.modedb);
vfree(info->screen_base);
fb_destroy_modelist(&info->modelist);
+error:
+ fb_dealloc_cmap(&info->cmap);
+destroy_modedb:
framebuffer_release(info);
+free_urb_list:
+ if (dev->urbs.count > 0)
+ ufx_free_urb_list(dev);
put_ref:
kref_put(&dev->kref, ufx_free); /* ref for framebuffer */
kref_put(&dev->kref, ufx_free); /* last ref from kref_init */
return retval;
-
-e_nomem:
- retval = -ENOMEM;
- goto put_ref;
}

static void ufx_usb_disconnect(struct usb_interface *interface)
diff --git a/drivers/watchdog/diag288_wdt.c b/drivers/watchdog/diag288_wdt.c
index aafc8d98bf9f..370f648cb4b1 100644
--- a/drivers/watchdog/diag288_wdt.c
+++ b/drivers/watchdog/diag288_wdt.c
@@ -86,7 +86,7 @@ static int __diag288(unsigned int func, unsigned int timeout,
"1:\n"
EX_TABLE(0b, 1b)
: "+d" (err) : "d"(__func), "d"(__timeout),
- "d"(__action), "d"(__len) : "1", "cc");
+ "d"(__action), "d"(__len) : "1", "cc", "memory");
return err;
}

@@ -272,12 +272,21 @@ static int __init diag288_init(void)
char ebc_begin[] = {
194, 197, 199, 201, 213
};
+ char *ebc_cmd;

watchdog_set_nowayout(&wdt_dev, nowayout_info);

if (MACHINE_IS_VM) {
- if (__diag288_vm(WDT_FUNC_INIT, 15,
- ebc_begin, sizeof(ebc_begin)) != 0) {
+ ebc_cmd = kmalloc(sizeof(ebc_begin), GFP_KERNEL);
+ if (!ebc_cmd) {
+ pr_err("The watchdog cannot be initialized\n");
+ return -ENOMEM;
+ }
+ memcpy(ebc_cmd, ebc_begin, sizeof(ebc_begin));
+ ret = __diag288_vm(WDT_FUNC_INIT, 15,
+ ebc_cmd, sizeof(ebc_begin));
+ kfree(ebc_cmd);
+ if (ret != 0) {
pr_err("The watchdog cannot be initialized\n");
return -EINVAL;
}
diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index 9439de2ca0e4..9c267e27d9d9 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -129,13 +129,13 @@ static bool pvcalls_conn_back_read(void *opaque)
if (masked_prod < masked_cons) {
vec[0].iov_base = data->in + masked_prod;
vec[0].iov_len = wanted;
- iov_iter_kvec(&msg.msg_iter, WRITE, vec, 1, wanted);
+ iov_iter_kvec(&msg.msg_iter, READ, vec, 1, wanted);
} else {
vec[0].iov_base = data->in + masked_prod;
vec[0].iov_len = array_size - masked_prod;
vec[1].iov_base = data->in;
vec[1].iov_len = wanted - vec[0].iov_len;
- iov_iter_kvec(&msg.msg_iter, WRITE, vec, 2, wanted);
+ iov_iter_kvec(&msg.msg_iter, READ, vec, 2, wanted);
}

atomic_set(&map->read, 0);
@@ -188,13 +188,13 @@ static bool pvcalls_conn_back_write(struct sock_mapping *map)
if (pvcalls_mask(prod, array_size) > pvcalls_mask(cons, array_size)) {
vec[0].iov_base = data->out + pvcalls_mask(cons, array_size);
vec[0].iov_len = size;
- iov_iter_kvec(&msg.msg_iter, READ, vec, 1, size);
+ iov_iter_kvec(&msg.msg_iter, WRITE, vec, 1, size);
} else {
vec[0].iov_base = data->out + pvcalls_mask(cons, array_size);
vec[0].iov_len = array_size - pvcalls_mask(cons, array_size);
vec[1].iov_base = data->out;
vec[1].iov_len = size - vec[0].iov_len;
- iov_iter_kvec(&msg.msg_iter, READ, vec, 2, size);
+ iov_iter_kvec(&msg.msg_iter, WRITE, vec, 2, size);
}

atomic_set(&map->write, 0);
diff --git a/fs/aio.c b/fs/aio.c
index fb92c32a6f1e..1ec5a773d09c 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -336,6 +336,9 @@ static int aio_ring_mremap(struct vm_area_struct *vma)
spin_lock(&mm->ioctx_lock);
rcu_read_lock();
table = rcu_dereference(mm->ioctx_table);
+ if (!table)
+ goto out_unlock;
+
for (i = 0; i < table->nr; i++) {
struct kioctx *ctx;

@@ -349,6 +352,7 @@ static int aio_ring_mremap(struct vm_area_struct *vma)
}
}

+out_unlock:
rcu_read_unlock();
spin_unlock(&mm->ioctx_lock);
return res;
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 548de841cee5..3fa972a43b5e 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -354,6 +354,7 @@ void btrfs_free_device(struct btrfs_device *device)
static void free_fs_devices(struct btrfs_fs_devices *fs_devices)
{
struct btrfs_device *device;
+
WARN_ON(fs_devices->opened);
while (!list_empty(&fs_devices->devices)) {
device = list_entry(fs_devices->devices.next,
@@ -1401,6 +1402,17 @@ int btrfs_close_devices(struct btrfs_fs_devices *fs_devices)
if (!fs_devices->opened) {
seed_devices = fs_devices->seed;
fs_devices->seed = NULL;
+
+ /*
+ * If the struct btrfs_fs_devices is not assembled with any
+ * other device, it can be re-initialized during the next mount
+ * without the needing device-scan step. Therefore, it can be
+ * fully freed.
+ */
+ if (fs_devices->num_devices == 1) {
+ list_del(&fs_devices->fs_list);
+ free_fs_devices(fs_devices);
+ }
}
mutex_unlock(&uuid_mutex);

@@ -1701,7 +1713,7 @@ static int find_free_dev_extent_start(struct btrfs_device *device,
goto out;
}

- while (1) {
+ while (search_start < search_end) {
l = path->nodes[0];
slot = path->slots[0];
if (slot >= btrfs_header_nritems(l)) {
@@ -1724,6 +1736,9 @@ static int find_free_dev_extent_start(struct btrfs_device *device,
if (key.type != BTRFS_DEV_EXTENT_KEY)
goto next;

+ if (key.offset > search_end)
+ break;
+
if (key.offset > search_start) {
hole_size = key.offset - search_start;

@@ -1794,6 +1809,7 @@ static int find_free_dev_extent_start(struct btrfs_device *device,
else
ret = 0;

+ ASSERT(max_hole_start + max_hole_size <= search_end);
out:
btrfs_free_path(path);
*start = max_hole_start;
diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index df1aace5df50..9385d0bb276d 100644
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -74,7 +74,7 @@ static struct list_head *zlib_alloc_workspace(unsigned int level)

workspacesize = max(zlib_deflate_workspacesize(MAX_WBITS, MAX_MEM_LEVEL),
zlib_inflate_workspacesize());
- workspace->strm.workspace = kvmalloc(workspacesize, GFP_KERNEL);
+ workspace->strm.workspace = kvzalloc(workspacesize, GFP_KERNEL);
workspace->level = level;
workspace->buf = kmalloc(PAGE_SIZE, GFP_KERNEL);
if (!workspace->strm.workspace || !workspace->buf)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 37fb71797b34..3bf81fe5f10a 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -3151,6 +3151,12 @@ static void handle_session(struct ceph_mds_session *session,
break;

case CEPH_SESSION_FLUSHMSG:
+ /* flush cap releases */
+ spin_lock(&session->s_cap_lock);
+ if (session->s_num_cap_releases)
+ ceph_flush_cap_releases(mdsc, session);
+ spin_unlock(&session->s_cap_lock);
+
send_flushmsg_ack(mdsc, session, seq);
break;

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index ef71d9cda585..939be9df0207 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -612,7 +612,7 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
{
struct page *node_page;
nid_t nid;
- unsigned int ofs_in_node, max_addrs;
+ unsigned int ofs_in_node, max_addrs, base;
block_t source_blkaddr;

nid = le32_to_cpu(sum->nid);
@@ -638,11 +638,17 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
return false;
}

- max_addrs = IS_INODE(node_page) ? DEF_ADDRS_PER_INODE :
- DEF_ADDRS_PER_BLOCK;
- if (ofs_in_node >= max_addrs) {
- f2fs_err(sbi, "Inconsistent ofs_in_node:%u in summary, ino:%u, nid:%u, max:%u",
- ofs_in_node, dni->ino, dni->nid, max_addrs);
+ if (IS_INODE(node_page)) {
+ base = offset_in_addr(F2FS_INODE(node_page));
+ max_addrs = DEF_ADDRS_PER_INODE;
+ } else {
+ base = 0;
+ max_addrs = DEF_ADDRS_PER_BLOCK;
+ }
+
+ if (base + ofs_in_node >= max_addrs) {
+ f2fs_err(sbi, "Inconsistent blkaddr offset: base:%u, ofs_in_node:%u, max:%u, ino:%u, nid:%u",
+ base, ofs_in_node, max_addrs, dni->ino, dni->nid);
f2fs_put_page(node_page, 1);
return false;
}
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index 91b9dac6b2cc..262783cd79cc 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -1130,7 +1130,14 @@ static int nilfs_ioctl_set_alloc_range(struct inode *inode, void __user *argp)

minseg = range[0] + segbytes - 1;
do_div(minseg, segbytes);
+
+ if (range[1] < 4096)
+ goto out;
+
maxseg = NILFS_SB2_OFFSET_BYTES(range[1]);
+ if (maxseg < segbytes)
+ goto out;
+
do_div(maxseg, segbytes);
maxseg--;

diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 049768a22388..b1015e97f37b 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -403,6 +403,15 @@ int nilfs_resize_fs(struct super_block *sb, __u64 newsize)
if (newsize > devsize)
goto out;

+ /*
+ * Prevent underflow in second superblock position calculation.
+ * The exact minimum size check is done in nilfs_sufile_resize().
+ */
+ if (newsize < 4096) {
+ ret = -ENOSPC;
+ goto out;
+ }
+
/*
* Write lock is required to protect some functions depending
* on the number of segments, the number of reserved segments,
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 74ef3d313686..6541e29a8b20 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -517,9 +517,15 @@ static int nilfs_load_super_block(struct the_nilfs *nilfs,
{
struct nilfs_super_block **sbp = nilfs->ns_sbp;
struct buffer_head **sbh = nilfs->ns_sbh;
- u64 sb2off = NILFS_SB2_OFFSET_BYTES(nilfs->ns_bdev->bd_inode->i_size);
+ u64 sb2off, devsize = nilfs->ns_bdev->bd_inode->i_size;
int valid[2], swp = 0;

+ if (devsize < NILFS_SEG_MIN_BLOCKS * NILFS_MIN_BLOCK_SIZE + 4096) {
+ nilfs_msg(sb, KERN_ERR, "device size too small");
+ return -EINVAL;
+ }
+ sb2off = NILFS_SB2_OFFSET_BYTES(devsize);
+
sbp[0] = nilfs_read_super_block(sb, NILFS_SB_OFFSET_BYTES, blocksize,
&sbh[0]);
sbp[1] = nilfs_read_super_block(sb, sb2off, blocksize, &sbh[1]);
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index d9633e5a5ddd..0bdfef023d34 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -723,9 +723,7 @@ static int smaps_hugetlb_range(pte_t *pte, unsigned long hmask,
page = device_private_entry_to_page(swpent);
}
if (page) {
- int mapcount = page_mapcount(page);
-
- if (mapcount >= 2)
+ if (page_mapcount(page) >= 2 || hugetlb_pmd_shared(pte))
mss->shared_hugetlb += huge_page_size(hstate_vma(vma));
else
mss->private_hugetlb += huge_page_size(hstate_vma(vma));
diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index 236664d69141..ccfaf8c81958 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -183,7 +183,7 @@ static inline int squashfs_block_size(__le32 raw)
#define SQUASHFS_ID_BLOCK_BYTES(A) (SQUASHFS_ID_BLOCKS(A) *\
sizeof(u64))
/* xattr id lookup table defines */
-#define SQUASHFS_XATTR_BYTES(A) ((A) * sizeof(struct squashfs_xattr_id))
+#define SQUASHFS_XATTR_BYTES(A) (((u64) (A)) * sizeof(struct squashfs_xattr_id))

#define SQUASHFS_XATTR_BLOCK(A) (SQUASHFS_XATTR_BYTES(A) / \
SQUASHFS_METADATA_SIZE)
diff --git a/fs/squashfs/squashfs_fs_sb.h b/fs/squashfs/squashfs_fs_sb.h
index 166e98806265..8f9445e290e7 100644
--- a/fs/squashfs/squashfs_fs_sb.h
+++ b/fs/squashfs/squashfs_fs_sb.h
@@ -63,7 +63,7 @@ struct squashfs_sb_info {
long long bytes_used;
unsigned int inodes;
unsigned int fragments;
- int xattr_ids;
+ unsigned int xattr_ids;
unsigned int ids;
};
#endif
diff --git a/fs/squashfs/xattr.h b/fs/squashfs/xattr.h
index d8a270d3ac4c..f1a463d8bfa0 100644
--- a/fs/squashfs/xattr.h
+++ b/fs/squashfs/xattr.h
@@ -10,12 +10,12 @@

#ifdef CONFIG_SQUASHFS_XATTR
extern __le64 *squashfs_read_xattr_id_table(struct super_block *, u64,
- u64 *, int *);
+ u64 *, unsigned int *);
extern int squashfs_xattr_lookup(struct super_block *, unsigned int, int *,
unsigned int *, unsigned long long *);
#else
static inline __le64 *squashfs_read_xattr_id_table(struct super_block *sb,
- u64 start, u64 *xattr_table_start, int *xattr_ids)
+ u64 start, u64 *xattr_table_start, unsigned int *xattr_ids)
{
struct squashfs_xattr_id_table *id_table;

diff --git a/fs/squashfs/xattr_id.c b/fs/squashfs/xattr_id.c
index 087cab8c78f4..c8469c656e0d 100644
--- a/fs/squashfs/xattr_id.c
+++ b/fs/squashfs/xattr_id.c
@@ -56,7 +56,7 @@ int squashfs_xattr_lookup(struct super_block *sb, unsigned int index,
* Read uncompressed xattr id lookup table indexes from disk into memory
*/
__le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 table_start,
- u64 *xattr_table_start, int *xattr_ids)
+ u64 *xattr_table_start, unsigned int *xattr_ids)
{
struct squashfs_sb_info *msblk = sb->s_fs_info;
unsigned int len, indexes;
diff --git a/fs/xfs/libxfs/xfs_defer.c b/fs/xfs/libxfs/xfs_defer.c
index 8cc3faa62404..3a78a189ea01 100644
--- a/fs/xfs/libxfs/xfs_defer.c
+++ b/fs/xfs/libxfs/xfs_defer.c
@@ -16,6 +16,8 @@
#include "xfs_inode.h"
#include "xfs_inode_item.h"
#include "xfs_trace.h"
+#include "xfs_icache.h"
+#include "xfs_log.h"

/*
* Deferred Operations in XFS
@@ -178,6 +180,19 @@ static const struct xfs_defer_op_type *defer_op_types[] = {
[XFS_DEFER_OPS_TYPE_AGFL_FREE] = &xfs_agfl_free_defer_type,
};

+static void
+xfs_defer_create_intent(
+ struct xfs_trans *tp,
+ struct xfs_defer_pending *dfp,
+ bool sort)
+{
+ const struct xfs_defer_op_type *ops = defer_op_types[dfp->dfp_type];
+
+ if (!dfp->dfp_intent)
+ dfp->dfp_intent = ops->create_intent(tp, &dfp->dfp_work,
+ dfp->dfp_count, sort);
+}
+
/*
* For each pending item in the intake list, log its intent item and the
* associated extents, then add the entire intake list to the end of
@@ -187,17 +202,11 @@ STATIC void
xfs_defer_create_intents(
struct xfs_trans *tp)
{
- struct list_head *li;
struct xfs_defer_pending *dfp;
- const struct xfs_defer_op_type *ops;

list_for_each_entry(dfp, &tp->t_dfops, dfp_list) {
- ops = defer_op_types[dfp->dfp_type];
- dfp->dfp_intent = ops->create_intent(tp, dfp->dfp_count);
trace_xfs_defer_create_intent(tp->t_mountp, dfp);
- list_sort(tp->t_mountp, &dfp->dfp_work, ops->diff_items);
- list_for_each(li, &dfp->dfp_work)
- ops->log_item(tp, dfp->dfp_intent, li);
+ xfs_defer_create_intent(tp, dfp, true);
}
}

@@ -353,6 +362,106 @@ xfs_defer_cancel_list(
}
}

+/*
+ * Prevent a log intent item from pinning the tail of the log by logging a
+ * done item to release the intent item; and then log a new intent item.
+ * The caller should provide a fresh transaction and roll it after we're done.
+ */
+static int
+xfs_defer_relog(
+ struct xfs_trans **tpp,
+ struct list_head *dfops)
+{
+ struct xlog *log = (*tpp)->t_mountp->m_log;
+ struct xfs_defer_pending *dfp;
+ xfs_lsn_t threshold_lsn = NULLCOMMITLSN;
+
+
+ ASSERT((*tpp)->t_flags & XFS_TRANS_PERM_LOG_RES);
+
+ list_for_each_entry(dfp, dfops, dfp_list) {
+ /*
+ * If the log intent item for this deferred op is not a part of
+ * the current log checkpoint, relog the intent item to keep
+ * the log tail moving forward. We're ok with this being racy
+ * because an incorrect decision means we'll be a little slower
+ * at pushing the tail.
+ */
+ if (dfp->dfp_intent == NULL ||
+ xfs_log_item_in_current_chkpt(dfp->dfp_intent))
+ continue;
+
+ /*
+ * Figure out where we need the tail to be in order to maintain
+ * the minimum required free space in the log. Only sample
+ * the log threshold once per call.
+ */
+ if (threshold_lsn == NULLCOMMITLSN) {
+ threshold_lsn = xlog_grant_push_threshold(log, 0);
+ if (threshold_lsn == NULLCOMMITLSN)
+ break;
+ }
+ if (XFS_LSN_CMP(dfp->dfp_intent->li_lsn, threshold_lsn) >= 0)
+ continue;
+
+ trace_xfs_defer_relog_intent((*tpp)->t_mountp, dfp);
+ XFS_STATS_INC((*tpp)->t_mountp, defer_relog);
+ dfp->dfp_intent = xfs_trans_item_relog(dfp->dfp_intent, *tpp);
+ }
+
+ if ((*tpp)->t_flags & XFS_TRANS_DIRTY)
+ return xfs_defer_trans_roll(tpp);
+ return 0;
+}
+
+/*
+ * Log an intent-done item for the first pending intent, and finish the work
+ * items.
+ */
+static int
+xfs_defer_finish_one(
+ struct xfs_trans *tp,
+ struct xfs_defer_pending *dfp)
+{
+ const struct xfs_defer_op_type *ops = defer_op_types[dfp->dfp_type];
+ void *state = NULL;
+ struct list_head *li, *n;
+ int error;
+
+ trace_xfs_defer_pending_finish(tp->t_mountp, dfp);
+
+ dfp->dfp_done = ops->create_done(tp, dfp->dfp_intent, dfp->dfp_count);
+ list_for_each_safe(li, n, &dfp->dfp_work) {
+ list_del(li);
+ dfp->dfp_count--;
+ error = ops->finish_item(tp, li, dfp->dfp_done, &state);
+ if (error == -EAGAIN) {
+ /*
+ * Caller wants a fresh transaction; put the work item
+ * back on the list and log a new log intent item to
+ * replace the old one. See "Requesting a Fresh
+ * Transaction while Finishing Deferred Work" above.
+ */
+ list_add(li, &dfp->dfp_work);
+ dfp->dfp_count++;
+ dfp->dfp_done = NULL;
+ dfp->dfp_intent = NULL;
+ xfs_defer_create_intent(tp, dfp, false);
+ }
+
+ if (error)
+ goto out;
+ }
+
+ /* Done with the dfp, free it. */
+ list_del(&dfp->dfp_list);
+ kmem_free(dfp);
+out:
+ if (ops->finish_cleanup)
+ ops->finish_cleanup(tp, state, error);
+ return error;
+}
+
/*
* Finish all the pending work. This involves logging intent items for
* any work items that wandered in since the last transaction roll (if
@@ -366,11 +475,7 @@ xfs_defer_finish_noroll(
struct xfs_trans **tp)
{
struct xfs_defer_pending *dfp;
- struct list_head *li;
- struct list_head *n;
- void *state;
int error = 0;
- const struct xfs_defer_op_type *ops;
LIST_HEAD(dop_pending);

ASSERT((*tp)->t_flags & XFS_TRANS_PERM_LOG_RES);
@@ -379,87 +484,44 @@ xfs_defer_finish_noroll(

/* Until we run out of pending work to finish... */
while (!list_empty(&dop_pending) || !list_empty(&(*tp)->t_dfops)) {
- /* log intents and pull in intake items */
- xfs_defer_create_intents(*tp);
- list_splice_tail_init(&(*tp)->t_dfops, &dop_pending);
-
/*
- * Roll the transaction.
+ * Deferred items that are created in the process of finishing
+ * other deferred work items should be queued at the head of
+ * the pending list, which puts them ahead of the deferred work
+ * that was created by the caller. This keeps the number of
+ * pending work items to a minimum, which decreases the amount
+ * of time that any one intent item can stick around in memory,
+ * pinning the log tail.
*/
+ xfs_defer_create_intents(*tp);
+ list_splice_init(&(*tp)->t_dfops, &dop_pending);
+
error = xfs_defer_trans_roll(tp);
if (error)
- goto out;
+ goto out_shutdown;
+
+ /* Possibly relog intent items to keep the log moving. */
+ error = xfs_defer_relog(tp, &dop_pending);
+ if (error)
+ goto out_shutdown;

- /* Log an intent-done item for the first pending item. */
dfp = list_first_entry(&dop_pending, struct xfs_defer_pending,
dfp_list);
- ops = defer_op_types[dfp->dfp_type];
- trace_xfs_defer_pending_finish((*tp)->t_mountp, dfp);
- dfp->dfp_done = ops->create_done(*tp, dfp->dfp_intent,
- dfp->dfp_count);
-
- /* Finish the work items. */
- state = NULL;
- list_for_each_safe(li, n, &dfp->dfp_work) {
- list_del(li);
- dfp->dfp_count--;
- error = ops->finish_item(*tp, li, dfp->dfp_done,
- &state);
- if (error == -EAGAIN) {
- /*
- * Caller wants a fresh transaction;
- * put the work item back on the list
- * and jump out.
- */
- list_add(li, &dfp->dfp_work);
- dfp->dfp_count++;
- break;
- } else if (error) {
- /*
- * Clean up after ourselves and jump out.
- * xfs_defer_cancel will take care of freeing
- * all these lists and stuff.
- */
- if (ops->finish_cleanup)
- ops->finish_cleanup(*tp, state, error);
- goto out;
- }
- }
- if (error == -EAGAIN) {
- /*
- * Caller wants a fresh transaction, so log a
- * new log intent item to replace the old one
- * and roll the transaction. See "Requesting
- * a Fresh Transaction while Finishing
- * Deferred Work" above.
- */
- dfp->dfp_intent = ops->create_intent(*tp,
- dfp->dfp_count);
- dfp->dfp_done = NULL;
- list_for_each(li, &dfp->dfp_work)
- ops->log_item(*tp, dfp->dfp_intent, li);
- } else {
- /* Done with the dfp, free it. */
- list_del(&dfp->dfp_list);
- kmem_free(dfp);
- }
-
- if (ops->finish_cleanup)
- ops->finish_cleanup(*tp, state, error);
- }
-
-out:
- if (error) {
- xfs_defer_trans_abort(*tp, &dop_pending);
- xfs_force_shutdown((*tp)->t_mountp, SHUTDOWN_CORRUPT_INCORE);
- trace_xfs_defer_finish_error(*tp, error);
- xfs_defer_cancel_list((*tp)->t_mountp, &dop_pending);
- xfs_defer_cancel(*tp);
- return error;
+ error = xfs_defer_finish_one(*tp, dfp);
+ if (error && error != -EAGAIN)
+ goto out_shutdown;
}

trace_xfs_defer_finish_done(*tp, _RET_IP_);
return 0;
+
+out_shutdown:
+ xfs_defer_trans_abort(*tp, &dop_pending);
+ xfs_force_shutdown((*tp)->t_mountp, SHUTDOWN_CORRUPT_INCORE);
+ trace_xfs_defer_finish_error(*tp, error);
+ xfs_defer_cancel_list((*tp)->t_mountp, &dop_pending);
+ xfs_defer_cancel(*tp);
+ return error;
}

int
@@ -560,3 +622,137 @@ xfs_defer_move(

xfs_defer_reset(stp);
}
+
+/*
+ * Prepare a chain of fresh deferred ops work items to be completed later. Log
+ * recovery requires the ability to put off until later the actual finishing
+ * work so that it can process unfinished items recovered from the log in
+ * correct order.
+ *
+ * Create and log intent items for all the work that we're capturing so that we
+ * can be assured that the items will get replayed if the system goes down
+ * before log recovery gets a chance to finish the work it put off. The entire
+ * deferred ops state is transferred to the capture structure and the
+ * transaction is then ready for the caller to commit it. If there are no
+ * intent items to capture, this function returns NULL.
+ *
+ * If capture_ip is not NULL, the capture structure will obtain an extra
+ * reference to the inode.
+ */
+static struct xfs_defer_capture *
+xfs_defer_ops_capture(
+ struct xfs_trans *tp,
+ struct xfs_inode *capture_ip)
+{
+ struct xfs_defer_capture *dfc;
+
+ if (list_empty(&tp->t_dfops))
+ return NULL;
+
+ /* Create an object to capture the defer ops. */
+ dfc = kmem_zalloc(sizeof(*dfc), KM_NOFS);
+ INIT_LIST_HEAD(&dfc->dfc_list);
+ INIT_LIST_HEAD(&dfc->dfc_dfops);
+
+ xfs_defer_create_intents(tp);
+
+ /* Move the dfops chain and transaction state to the capture struct. */
+ list_splice_init(&tp->t_dfops, &dfc->dfc_dfops);
+ dfc->dfc_tpflags = tp->t_flags & XFS_TRANS_LOWMODE;
+ tp->t_flags &= ~XFS_TRANS_LOWMODE;
+
+ /* Capture the remaining block reservations along with the dfops. */
+ dfc->dfc_blkres = tp->t_blk_res - tp->t_blk_res_used;
+ dfc->dfc_rtxres = tp->t_rtx_res - tp->t_rtx_res_used;
+
+ /* Preserve the log reservation size. */
+ dfc->dfc_logres = tp->t_log_res;
+
+ /*
+ * Grab an extra reference to this inode and attach it to the capture
+ * structure.
+ */
+ if (capture_ip) {
+ ihold(VFS_I(capture_ip));
+ dfc->dfc_capture_ip = capture_ip;
+ }
+
+ return dfc;
+}
+
+/* Release all resources that we used to capture deferred ops. */
+void
+xfs_defer_ops_release(
+ struct xfs_mount *mp,
+ struct xfs_defer_capture *dfc)
+{
+ xfs_defer_cancel_list(mp, &dfc->dfc_dfops);
+ if (dfc->dfc_capture_ip)
+ xfs_irele(dfc->dfc_capture_ip);
+ kmem_free(dfc);
+}
+
+/*
+ * Capture any deferred ops and commit the transaction. This is the last step
+ * needed to finish a log intent item that we recovered from the log. If any
+ * of the deferred ops operate on an inode, the caller must pass in that inode
+ * so that the reference can be transferred to the capture structure. The
+ * caller must hold ILOCK_EXCL on the inode, and must unlock it before calling
+ * xfs_defer_ops_continue.
+ */
+int
+xfs_defer_ops_capture_and_commit(
+ struct xfs_trans *tp,
+ struct xfs_inode *capture_ip,
+ struct list_head *capture_list)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_defer_capture *dfc;
+ int error;
+
+ ASSERT(!capture_ip || xfs_isilocked(capture_ip, XFS_ILOCK_EXCL));
+
+ /* If we don't capture anything, commit transaction and exit. */
+ dfc = xfs_defer_ops_capture(tp, capture_ip);
+ if (!dfc)
+ return xfs_trans_commit(tp);
+
+ /* Commit the transaction and add the capture structure to the list. */
+ error = xfs_trans_commit(tp);
+ if (error) {
+ xfs_defer_ops_release(mp, dfc);
+ return error;
+ }
+
+ list_add_tail(&dfc->dfc_list, capture_list);
+ return 0;
+}
+
+/*
+ * Attach a chain of captured deferred ops to a new transaction and free the
+ * capture structure. If an inode was captured, it will be passed back to the
+ * caller with ILOCK_EXCL held and joined to the transaction with lockflags==0.
+ * The caller now owns the inode reference.
+ */
+void
+xfs_defer_ops_continue(
+ struct xfs_defer_capture *dfc,
+ struct xfs_trans *tp,
+ struct xfs_inode **captured_ipp)
+{
+ ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);
+ ASSERT(!(tp->t_flags & XFS_TRANS_DIRTY));
+
+ /* Lock and join the captured inode to the new transaction. */
+ if (dfc->dfc_capture_ip) {
+ xfs_ilock(dfc->dfc_capture_ip, XFS_ILOCK_EXCL);
+ xfs_trans_ijoin(tp, dfc->dfc_capture_ip, 0);
+ }
+ *captured_ipp = dfc->dfc_capture_ip;
+
+ /* Move captured dfops chain and state to the transaction. */
+ list_splice_init(&dfc->dfc_dfops, &tp->t_dfops);
+ tp->t_flags |= dfc->dfc_tpflags;
+
+ kmem_free(dfc);
+}
diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h
index 7c28d7608ac6..4c3248d47a35 100644
--- a/fs/xfs/libxfs/xfs_defer.h
+++ b/fs/xfs/libxfs/xfs_defer.h
@@ -7,6 +7,7 @@
#define __XFS_DEFER_H__

struct xfs_defer_op_type;
+struct xfs_defer_capture;

/*
* Header for deferred operation list.
@@ -28,7 +29,7 @@ enum xfs_defer_ops_type {
struct xfs_defer_pending {
struct list_head dfp_list; /* pending items */
struct list_head dfp_work; /* work items */
- void *dfp_intent; /* log intent item */
+ struct xfs_log_item *dfp_intent; /* log intent item */
void *dfp_done; /* log done item */
unsigned int dfp_count; /* # extent items */
enum xfs_defer_ops_type dfp_type;
@@ -43,15 +44,15 @@ void xfs_defer_move(struct xfs_trans *dtp, struct xfs_trans *stp);

/* Description of a deferred type. */
struct xfs_defer_op_type {
- void (*abort_intent)(void *);
- void *(*create_done)(struct xfs_trans *, void *, unsigned int);
+ struct xfs_log_item *(*create_intent)(struct xfs_trans *tp,
+ struct list_head *items, unsigned int count, bool sort);
+ void (*abort_intent)(struct xfs_log_item *intent);
+ void *(*create_done)(struct xfs_trans *tp, struct xfs_log_item *intent,
+ unsigned int count);
int (*finish_item)(struct xfs_trans *, struct list_head *, void *,
void **);
void (*finish_cleanup)(struct xfs_trans *, void *, int);
void (*cancel_item)(struct list_head *);
- int (*diff_items)(void *, struct list_head *, struct list_head *);
- void *(*create_intent)(struct xfs_trans *, uint);
- void (*log_item)(struct xfs_trans *, void *, struct list_head *);
unsigned int max_items;
};

@@ -61,4 +62,40 @@ extern const struct xfs_defer_op_type xfs_rmap_update_defer_type;
extern const struct xfs_defer_op_type xfs_extent_free_defer_type;
extern const struct xfs_defer_op_type xfs_agfl_free_defer_type;

+/*
+ * This structure enables a dfops user to detach the chain of deferred
+ * operations from a transaction so that they can be continued later.
+ */
+struct xfs_defer_capture {
+ /* List of other capture structures. */
+ struct list_head dfc_list;
+
+ /* Deferred ops state saved from the transaction. */
+ struct list_head dfc_dfops;
+ unsigned int dfc_tpflags;
+
+ /* Block reservations for the data and rt devices. */
+ unsigned int dfc_blkres;
+ unsigned int dfc_rtxres;
+
+ /* Log reservation saved from the transaction. */
+ unsigned int dfc_logres;
+
+ /*
+ * An inode reference that must be maintained to complete the deferred
+ * work.
+ */
+ struct xfs_inode *dfc_capture_ip;
+};
+
+/*
+ * Functions to capture a chain of deferred operations and continue them later.
+ * This doesn't normally happen except log recovery.
+ */
+int xfs_defer_ops_capture_and_commit(struct xfs_trans *tp,
+ struct xfs_inode *capture_ip, struct list_head *capture_list);
+void xfs_defer_ops_continue(struct xfs_defer_capture *d, struct xfs_trans *tp,
+ struct xfs_inode **captured_ipp);
+void xfs_defer_ops_release(struct xfs_mount *mp, struct xfs_defer_capture *d);
+
#endif /* __XFS_DEFER_H__ */
diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
index 15d6f947620f..93357072b19d 100644
--- a/fs/xfs/libxfs/xfs_inode_fork.c
+++ b/fs/xfs/libxfs/xfs_inode_fork.c
@@ -592,7 +592,7 @@ void
xfs_iflush_fork(
xfs_inode_t *ip,
xfs_dinode_t *dip,
- xfs_inode_log_item_t *iip,
+ struct xfs_inode_log_item *iip,
int whichfork)
{
char *cp;
diff --git a/fs/xfs/libxfs/xfs_trans_inode.c b/fs/xfs/libxfs/xfs_trans_inode.c
index 0ba7368b9a5f..1d0e78e0099d 100644
--- a/fs/xfs/libxfs/xfs_trans_inode.c
+++ b/fs/xfs/libxfs/xfs_trans_inode.c
@@ -27,7 +27,7 @@ xfs_trans_ijoin(
struct xfs_inode *ip,
uint lock_flags)
{
- xfs_inode_log_item_t *iip;
+ struct xfs_inode_log_item *iip;

ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
if (ip->i_itemp == NULL)
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index f16d5f196c6b..5d9f8e4c4cde 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -495,7 +495,7 @@ xfs_map_blocks(
ssize_t count = i_blocksize(inode);
xfs_fileoff_t offset_fsb = XFS_B_TO_FSBT(mp, offset);
xfs_fileoff_t end_fsb = XFS_B_TO_FSB(mp, offset + count);
- xfs_fileoff_t cow_fsb = NULLFILEOFF;
+ xfs_fileoff_t cow_fsb;
struct xfs_bmbt_irec imap;
struct xfs_iext_cursor icur;
int retries = 0;
@@ -529,6 +529,8 @@ xfs_map_blocks(
* landed in a hole and we skip the block.
*/
retry:
+ cow_fsb = NULLFILEOFF;
+ wpc->fork = XFS_DATA_FORK;
xfs_ilock(ip, XFS_ILOCK_SHARED);
ASSERT(ip->i_d.di_format != XFS_DINODE_FMT_BTREE ||
(ip->i_df.if_flags & XFS_IFEXTENTS));
diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
index 243e5e0f82a3..7b0c4d9679d9 100644
--- a/fs/xfs/xfs_bmap_item.c
+++ b/fs/xfs/xfs_bmap_item.c
@@ -22,6 +22,7 @@
#include "xfs_bmap_btree.h"
#include "xfs_trans_space.h"
#include "xfs_error.h"
+#include "xfs_quota.h"

kmem_zone_t *xfs_bui_zone;
kmem_zone_t *xfs_bud_zone;
@@ -124,34 +125,6 @@ xfs_bui_item_release(
xfs_bui_release(BUI_ITEM(lip));
}

-static const struct xfs_item_ops xfs_bui_item_ops = {
- .iop_size = xfs_bui_item_size,
- .iop_format = xfs_bui_item_format,
- .iop_unpin = xfs_bui_item_unpin,
- .iop_release = xfs_bui_item_release,
-};
-
-/*
- * Allocate and initialize an bui item with the given number of extents.
- */
-struct xfs_bui_log_item *
-xfs_bui_init(
- struct xfs_mount *mp)
-
-{
- struct xfs_bui_log_item *buip;
-
- buip = kmem_zone_zalloc(xfs_bui_zone, 0);
-
- xfs_log_item_init(mp, &buip->bui_item, XFS_LI_BUI, &xfs_bui_item_ops);
- buip->bui_format.bui_nextents = XFS_BUI_MAX_FAST_EXTENTS;
- buip->bui_format.bui_id = (uintptr_t)(void *)buip;
- atomic_set(&buip->bui_next_extent, 0);
- atomic_set(&buip->bui_refcount, 2);
-
- return buip;
-}
-
static inline struct xfs_bud_log_item *BUD_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_bud_log_item, bud_item);
@@ -278,27 +251,6 @@ xfs_bmap_update_diff_items(
return ba->bi_owner->i_ino - bb->bi_owner->i_ino;
}

-/* Get an BUI. */
-STATIC void *
-xfs_bmap_update_create_intent(
- struct xfs_trans *tp,
- unsigned int count)
-{
- struct xfs_bui_log_item *buip;
-
- ASSERT(count == XFS_BUI_MAX_FAST_EXTENTS);
- ASSERT(tp != NULL);
-
- buip = xfs_bui_init(tp->t_mountp);
- ASSERT(buip != NULL);
-
- /*
- * Get a log_item_desc to point at the new item.
- */
- xfs_trans_add_item(tp, &buip->bui_item);
- return buip;
-}
-
/* Set the map extent flags for this mapping. */
static void
xfs_trans_set_bmap_flags(
@@ -326,16 +278,12 @@ xfs_trans_set_bmap_flags(
STATIC void
xfs_bmap_update_log_item(
struct xfs_trans *tp,
- void *intent,
- struct list_head *item)
+ struct xfs_bui_log_item *buip,
+ struct xfs_bmap_intent *bmap)
{
- struct xfs_bui_log_item *buip = intent;
- struct xfs_bmap_intent *bmap;
uint next_extent;
struct xfs_map_extent *map;

- bmap = container_of(item, struct xfs_bmap_intent, bi_list);
-
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &buip->bui_item.li_flags);

@@ -355,14 +303,35 @@ xfs_bmap_update_log_item(
bmap->bi_bmap.br_state);
}

+static struct xfs_log_item *
+xfs_bmap_update_create_intent(
+ struct xfs_trans *tp,
+ struct list_head *items,
+ unsigned int count,
+ bool sort)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_bui_log_item *buip = xfs_bui_init(mp);
+ struct xfs_bmap_intent *bmap;
+
+ ASSERT(count == XFS_BUI_MAX_FAST_EXTENTS);
+
+ xfs_trans_add_item(tp, &buip->bui_item);
+ if (sort)
+ list_sort(mp, items, xfs_bmap_update_diff_items);
+ list_for_each_entry(bmap, items, bi_list)
+ xfs_bmap_update_log_item(tp, buip, bmap);
+ return &buip->bui_item;
+}
+
/* Get an BUD so we can process all the deferred rmap updates. */
STATIC void *
xfs_bmap_update_create_done(
struct xfs_trans *tp,
- void *intent,
+ struct xfs_log_item *intent,
unsigned int count)
{
- return xfs_trans_get_bud(tp, intent);
+ return xfs_trans_get_bud(tp, BUI_ITEM(intent));
}

/* Process a deferred rmap update. */
@@ -398,9 +367,9 @@ xfs_bmap_update_finish_item(
/* Abort all pending BUIs. */
STATIC void
xfs_bmap_update_abort_intent(
- void *intent)
+ struct xfs_log_item *intent)
{
- xfs_bui_release(intent);
+ xfs_bui_release(BUI_ITEM(intent));
}

/* Cancel a deferred rmap update. */
@@ -416,10 +385,8 @@ xfs_bmap_update_cancel_item(

const struct xfs_defer_op_type xfs_bmap_update_defer_type = {
.max_items = XFS_BUI_MAX_FAST_EXTENTS,
- .diff_items = xfs_bmap_update_diff_items,
.create_intent = xfs_bmap_update_create_intent,
.abort_intent = xfs_bmap_update_abort_intent,
- .log_item = xfs_bmap_update_log_item,
.create_done = xfs_bmap_update_create_done,
.finish_item = xfs_bmap_update_finish_item,
.cancel_item = xfs_bmap_update_cancel_item,
@@ -431,8 +398,8 @@ const struct xfs_defer_op_type xfs_bmap_update_defer_type = {
*/
int
xfs_bui_recover(
- struct xfs_trans *parent_tp,
- struct xfs_bui_log_item *buip)
+ struct xfs_bui_log_item *buip,
+ struct list_head *capture_list)
{
int error = 0;
unsigned int bui_type;
@@ -440,15 +407,13 @@ xfs_bui_recover(
xfs_fsblock_t startblock_fsb;
xfs_fsblock_t inode_fsb;
xfs_filblks_t count;
- bool op_ok;
struct xfs_bud_log_item *budp;
- enum xfs_bmap_intent_type type;
int whichfork;
xfs_exntst_t state;
struct xfs_trans *tp;
struct xfs_inode *ip = NULL;
struct xfs_bmbt_irec irec;
- struct xfs_mount *mp = parent_tp->t_mountp;
+ struct xfs_mount *mp = buip->bui_item.li_mountp;

ASSERT(!test_bit(XFS_BUI_RECOVERED, &buip->bui_flags));

@@ -468,16 +433,19 @@ xfs_bui_recover(
XFS_FSB_TO_DADDR(mp, bmap->me_startblock));
inode_fsb = XFS_BB_TO_FSB(mp, XFS_FSB_TO_DADDR(mp,
XFS_INO_TO_FSB(mp, bmap->me_owner)));
- switch (bmap->me_flags & XFS_BMAP_EXTENT_TYPE_MASK) {
+ state = (bmap->me_flags & XFS_BMAP_EXTENT_UNWRITTEN) ?
+ XFS_EXT_UNWRITTEN : XFS_EXT_NORM;
+ whichfork = (bmap->me_flags & XFS_BMAP_EXTENT_ATTR_FORK) ?
+ XFS_ATTR_FORK : XFS_DATA_FORK;
+ bui_type = bmap->me_flags & XFS_BMAP_EXTENT_TYPE_MASK;
+ switch (bui_type) {
case XFS_BMAP_MAP:
case XFS_BMAP_UNMAP:
- op_ok = true;
break;
default:
- op_ok = false;
- break;
+ return -EFSCORRUPTED;
}
- if (!op_ok || startblock_fsb == 0 ||
+ if (startblock_fsb == 0 ||
bmap->me_len == 0 ||
inode_fsb == 0 ||
startblock_fsb >= mp->m_sb.sb_dblocks ||
@@ -493,52 +461,37 @@ xfs_bui_recover(
return -EFSCORRUPTED;
}

- error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate,
- XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK), 0, 0, &tp);
+ /* Grab the inode. */
+ error = xfs_iget(mp, NULL, bmap->me_owner, 0, 0, &ip);
if (error)
return error;
- /*
- * Recovery stashes all deferred ops during intent processing and
- * finishes them on completion. Transfer current dfops state to this
- * transaction and transfer the result back before we return.
- */
- xfs_defer_move(tp, parent_tp);
- budp = xfs_trans_get_bud(tp, buip);

- /* Grab the inode. */
- error = xfs_iget(mp, tp, bmap->me_owner, 0, XFS_ILOCK_EXCL, &ip);
+ error = xfs_qm_dqattach(ip);
if (error)
- goto err_inode;
+ goto err_rele;

if (VFS_I(ip)->i_nlink == 0)
xfs_iflags_set(ip, XFS_IRECOVERY);

- /* Process deferred bmap item. */
- state = (bmap->me_flags & XFS_BMAP_EXTENT_UNWRITTEN) ?
- XFS_EXT_UNWRITTEN : XFS_EXT_NORM;
- whichfork = (bmap->me_flags & XFS_BMAP_EXTENT_ATTR_FORK) ?
- XFS_ATTR_FORK : XFS_DATA_FORK;
- bui_type = bmap->me_flags & XFS_BMAP_EXTENT_TYPE_MASK;
- switch (bui_type) {
- case XFS_BMAP_MAP:
- case XFS_BMAP_UNMAP:
- type = bui_type;
- break;
- default:
- XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
- error = -EFSCORRUPTED;
- goto err_inode;
- }
+ /* Allocate transaction and do the work. */
+ error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate,
+ XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK), 0, 0, &tp);
+ if (error)
+ goto err_rele;
+
+ budp = xfs_trans_get_bud(tp, buip);
+ xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, 0);

count = bmap->me_len;
- error = xfs_trans_log_finish_bmap_update(tp, budp, type, ip, whichfork,
- bmap->me_startoff, bmap->me_startblock, &count, state);
+ error = xfs_trans_log_finish_bmap_update(tp, budp, bui_type, ip,
+ whichfork, bmap->me_startoff, bmap->me_startblock,
+ &count, state);
if (error)
- goto err_inode;
+ goto err_cancel;

if (count > 0) {
- ASSERT(type == XFS_BMAP_UNMAP);
+ ASSERT(bui_type == XFS_BMAP_UNMAP);
irec.br_startblock = bmap->me_startblock;
irec.br_blockcount = count;
irec.br_startoff = bmap->me_startoff;
@@ -547,19 +500,78 @@ xfs_bui_recover(
}

set_bit(XFS_BUI_RECOVERED, &buip->bui_flags);
- xfs_defer_move(parent_tp, tp);
- error = xfs_trans_commit(tp);
+ /*
+ * Commit transaction, which frees the transaction and saves the inode
+ * for later replay activities.
+ */
+ error = xfs_defer_ops_capture_and_commit(tp, ip, capture_list);
+ if (error)
+ goto err_unlock;
+
xfs_iunlock(ip, XFS_ILOCK_EXCL);
xfs_irele(ip);
+ return 0;

- return error;
-
-err_inode:
- xfs_defer_move(parent_tp, tp);
+err_cancel:
xfs_trans_cancel(tp);
- if (ip) {
- xfs_iunlock(ip, XFS_ILOCK_EXCL);
- xfs_irele(ip);
- }
+err_unlock:
+ xfs_iunlock(ip, XFS_ILOCK_EXCL);
+err_rele:
+ xfs_irele(ip);
return error;
}
+
+/* Relog an intent item to push the log tail forward. */
+static struct xfs_log_item *
+xfs_bui_item_relog(
+ struct xfs_log_item *intent,
+ struct xfs_trans *tp)
+{
+ struct xfs_bud_log_item *budp;
+ struct xfs_bui_log_item *buip;
+ struct xfs_map_extent *extp;
+ unsigned int count;
+
+ count = BUI_ITEM(intent)->bui_format.bui_nextents;
+ extp = BUI_ITEM(intent)->bui_format.bui_extents;
+
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ budp = xfs_trans_get_bud(tp, BUI_ITEM(intent));
+ set_bit(XFS_LI_DIRTY, &budp->bud_item.li_flags);
+
+ buip = xfs_bui_init(tp->t_mountp);
+ memcpy(buip->bui_format.bui_extents, extp, count * sizeof(*extp));
+ atomic_set(&buip->bui_next_extent, count);
+ xfs_trans_add_item(tp, &buip->bui_item);
+ set_bit(XFS_LI_DIRTY, &buip->bui_item.li_flags);
+ return &buip->bui_item;
+}
+
+static const struct xfs_item_ops xfs_bui_item_ops = {
+ .iop_size = xfs_bui_item_size,
+ .iop_format = xfs_bui_item_format,
+ .iop_unpin = xfs_bui_item_unpin,
+ .iop_release = xfs_bui_item_release,
+ .iop_relog = xfs_bui_item_relog,
+};
+
+/*
+ * Allocate and initialize an bui item with the given number of extents.
+ */
+struct xfs_bui_log_item *
+xfs_bui_init(
+ struct xfs_mount *mp)
+
+{
+ struct xfs_bui_log_item *buip;
+
+ buip = kmem_zone_zalloc(xfs_bui_zone, 0);
+
+ xfs_log_item_init(mp, &buip->bui_item, XFS_LI_BUI, &xfs_bui_item_ops);
+ buip->bui_format.bui_nextents = XFS_BUI_MAX_FAST_EXTENTS;
+ buip->bui_format.bui_id = (uintptr_t)(void *)buip;
+ atomic_set(&buip->bui_next_extent, 0);
+ atomic_set(&buip->bui_refcount, 2);
+
+ return buip;
+}
diff --git a/fs/xfs/xfs_bmap_item.h b/fs/xfs/xfs_bmap_item.h
index ad479cc73de8..a95e99c26979 100644
--- a/fs/xfs/xfs_bmap_item.h
+++ b/fs/xfs/xfs_bmap_item.h
@@ -77,6 +77,7 @@ extern struct kmem_zone *xfs_bud_zone;
struct xfs_bui_log_item *xfs_bui_init(struct xfs_mount *);
void xfs_bui_item_free(struct xfs_bui_log_item *);
void xfs_bui_release(struct xfs_bui_log_item *);
-int xfs_bui_recover(struct xfs_trans *parent_tp, struct xfs_bui_log_item *buip);
+int xfs_bui_recover(struct xfs_bui_log_item *buip,
+ struct list_head *capture_list);

#endif /* __XFS_BMAP_ITEM_H__ */
diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
index a05a1074e8f8..de3cdce892fd 100644
--- a/fs/xfs/xfs_extfree_item.c
+++ b/fs/xfs/xfs_extfree_item.c
@@ -139,44 +139,6 @@ xfs_efi_item_release(
xfs_efi_release(EFI_ITEM(lip));
}

-static const struct xfs_item_ops xfs_efi_item_ops = {
- .iop_size = xfs_efi_item_size,
- .iop_format = xfs_efi_item_format,
- .iop_unpin = xfs_efi_item_unpin,
- .iop_release = xfs_efi_item_release,
-};
-
-
-/*
- * Allocate and initialize an efi item with the given number of extents.
- */
-struct xfs_efi_log_item *
-xfs_efi_init(
- struct xfs_mount *mp,
- uint nextents)
-
-{
- struct xfs_efi_log_item *efip;
- uint size;
-
- ASSERT(nextents > 0);
- if (nextents > XFS_EFI_MAX_FAST_EXTENTS) {
- size = (uint)(sizeof(xfs_efi_log_item_t) +
- ((nextents - 1) * sizeof(xfs_extent_t)));
- efip = kmem_zalloc(size, 0);
- } else {
- efip = kmem_zone_zalloc(xfs_efi_zone, 0);
- }
-
- xfs_log_item_init(mp, &efip->efi_item, XFS_LI_EFI, &xfs_efi_item_ops);
- efip->efi_format.efi_nextents = nextents;
- efip->efi_format.efi_id = (uintptr_t)(void *)efip;
- atomic_set(&efip->efi_next_extent, 0);
- atomic_set(&efip->efi_refcount, 2);
-
- return efip;
-}
-
/*
* Copy an EFI format buffer from the given buf, and into the destination
* EFI format structure.
@@ -412,41 +374,16 @@ xfs_extent_free_diff_items(
XFS_FSB_TO_AGNO(mp, rb->xefi_startblock);
}

-/* Get an EFI. */
-STATIC void *
-xfs_extent_free_create_intent(
- struct xfs_trans *tp,
- unsigned int count)
-{
- struct xfs_efi_log_item *efip;
-
- ASSERT(tp != NULL);
- ASSERT(count > 0);
-
- efip = xfs_efi_init(tp->t_mountp, count);
- ASSERT(efip != NULL);
-
- /*
- * Get a log_item_desc to point at the new item.
- */
- xfs_trans_add_item(tp, &efip->efi_item);
- return efip;
-}
-
/* Log a free extent to the intent item. */
STATIC void
xfs_extent_free_log_item(
struct xfs_trans *tp,
- void *intent,
- struct list_head *item)
+ struct xfs_efi_log_item *efip,
+ struct xfs_extent_free_item *free)
{
- struct xfs_efi_log_item *efip = intent;
- struct xfs_extent_free_item *free;
uint next_extent;
struct xfs_extent *extp;

- free = container_of(item, struct xfs_extent_free_item, xefi_list);
-
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &efip->efi_item.li_flags);

@@ -462,14 +399,35 @@ xfs_extent_free_log_item(
extp->ext_len = free->xefi_blockcount;
}

+static struct xfs_log_item *
+xfs_extent_free_create_intent(
+ struct xfs_trans *tp,
+ struct list_head *items,
+ unsigned int count,
+ bool sort)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_efi_log_item *efip = xfs_efi_init(mp, count);
+ struct xfs_extent_free_item *free;
+
+ ASSERT(count > 0);
+
+ xfs_trans_add_item(tp, &efip->efi_item);
+ if (sort)
+ list_sort(mp, items, xfs_extent_free_diff_items);
+ list_for_each_entry(free, items, xefi_list)
+ xfs_extent_free_log_item(tp, efip, free);
+ return &efip->efi_item;
+}
+
/* Get an EFD so we can process all the free extents. */
STATIC void *
xfs_extent_free_create_done(
struct xfs_trans *tp,
- void *intent,
+ struct xfs_log_item *intent,
unsigned int count)
{
- return xfs_trans_get_efd(tp, intent, count);
+ return xfs_trans_get_efd(tp, EFI_ITEM(intent), count);
}

/* Process a free extent. */
@@ -495,9 +453,9 @@ xfs_extent_free_finish_item(
/* Abort all pending EFIs. */
STATIC void
xfs_extent_free_abort_intent(
- void *intent)
+ struct xfs_log_item *intent)
{
- xfs_efi_release(intent);
+ xfs_efi_release(EFI_ITEM(intent));
}

/* Cancel a free extent. */
@@ -513,10 +471,8 @@ xfs_extent_free_cancel_item(

const struct xfs_defer_op_type xfs_extent_free_defer_type = {
.max_items = XFS_EFI_MAX_FAST_EXTENTS,
- .diff_items = xfs_extent_free_diff_items,
.create_intent = xfs_extent_free_create_intent,
.abort_intent = xfs_extent_free_abort_intent,
- .log_item = xfs_extent_free_log_item,
.create_done = xfs_extent_free_create_done,
.finish_item = xfs_extent_free_finish_item,
.cancel_item = xfs_extent_free_cancel_item,
@@ -579,10 +535,8 @@ xfs_agfl_free_finish_item(
/* sub-type with special handling for AGFL deferred frees */
const struct xfs_defer_op_type xfs_agfl_free_defer_type = {
.max_items = XFS_EFI_MAX_FAST_EXTENTS,
- .diff_items = xfs_extent_free_diff_items,
.create_intent = xfs_extent_free_create_intent,
.abort_intent = xfs_extent_free_abort_intent,
- .log_item = xfs_extent_free_log_item,
.create_done = xfs_extent_free_create_done,
.finish_item = xfs_agfl_free_finish_item,
.cancel_item = xfs_extent_free_cancel_item,
@@ -594,9 +548,10 @@ const struct xfs_defer_op_type xfs_agfl_free_defer_type = {
*/
int
xfs_efi_recover(
- struct xfs_mount *mp,
- struct xfs_efi_log_item *efip)
+ struct xfs_efi_log_item *efip,
+ struct list_head *capture_list)
{
+ struct xfs_mount *mp = efip->efi_item.li_mountp;
struct xfs_efd_log_item *efdp;
struct xfs_trans *tp;
int i;
@@ -645,10 +600,76 @@ xfs_efi_recover(
}

set_bit(XFS_EFI_RECOVERED, &efip->efi_flags);
- error = xfs_trans_commit(tp);
- return error;
+
+ return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);

abort_error:
xfs_trans_cancel(tp);
return error;
}
+
+/* Relog an intent item to push the log tail forward. */
+static struct xfs_log_item *
+xfs_efi_item_relog(
+ struct xfs_log_item *intent,
+ struct xfs_trans *tp)
+{
+ struct xfs_efd_log_item *efdp;
+ struct xfs_efi_log_item *efip;
+ struct xfs_extent *extp;
+ unsigned int count;
+
+ count = EFI_ITEM(intent)->efi_format.efi_nextents;
+ extp = EFI_ITEM(intent)->efi_format.efi_extents;
+
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ efdp = xfs_trans_get_efd(tp, EFI_ITEM(intent), count);
+ efdp->efd_next_extent = count;
+ memcpy(efdp->efd_format.efd_extents, extp, count * sizeof(*extp));
+ set_bit(XFS_LI_DIRTY, &efdp->efd_item.li_flags);
+
+ efip = xfs_efi_init(tp->t_mountp, count);
+ memcpy(efip->efi_format.efi_extents, extp, count * sizeof(*extp));
+ atomic_set(&efip->efi_next_extent, count);
+ xfs_trans_add_item(tp, &efip->efi_item);
+ set_bit(XFS_LI_DIRTY, &efip->efi_item.li_flags);
+ return &efip->efi_item;
+}
+
+static const struct xfs_item_ops xfs_efi_item_ops = {
+ .iop_size = xfs_efi_item_size,
+ .iop_format = xfs_efi_item_format,
+ .iop_unpin = xfs_efi_item_unpin,
+ .iop_release = xfs_efi_item_release,
+ .iop_relog = xfs_efi_item_relog,
+};
+
+/*
+ * Allocate and initialize an efi item with the given number of extents.
+ */
+struct xfs_efi_log_item *
+xfs_efi_init(
+ struct xfs_mount *mp,
+ uint nextents)
+
+{
+ struct xfs_efi_log_item *efip;
+ uint size;
+
+ ASSERT(nextents > 0);
+ if (nextents > XFS_EFI_MAX_FAST_EXTENTS) {
+ size = (uint)(sizeof(struct xfs_efi_log_item) +
+ ((nextents - 1) * sizeof(xfs_extent_t)));
+ efip = kmem_zalloc(size, 0);
+ } else {
+ efip = kmem_zone_zalloc(xfs_efi_zone, 0);
+ }
+
+ xfs_log_item_init(mp, &efip->efi_item, XFS_LI_EFI, &xfs_efi_item_ops);
+ efip->efi_format.efi_nextents = nextents;
+ efip->efi_format.efi_id = (uintptr_t)(void *)efip;
+ atomic_set(&efip->efi_next_extent, 0);
+ atomic_set(&efip->efi_refcount, 2);
+
+ return efip;
+}
diff --git a/fs/xfs/xfs_extfree_item.h b/fs/xfs/xfs_extfree_item.h
index 16aaab06d4ec..883f0f1d8989 100644
--- a/fs/xfs/xfs_extfree_item.h
+++ b/fs/xfs/xfs_extfree_item.h
@@ -50,25 +50,25 @@ struct kmem_zone;
* of commit failure or log I/O errors. Note that the EFD is not inserted in the
* AIL, so at this point both the EFI and EFD are freed.
*/
-typedef struct xfs_efi_log_item {
+struct xfs_efi_log_item {
struct xfs_log_item efi_item;
atomic_t efi_refcount;
atomic_t efi_next_extent;
unsigned long efi_flags; /* misc flags */
xfs_efi_log_format_t efi_format;
-} xfs_efi_log_item_t;
+};

/*
* This is the "extent free done" log item. It is used to log
* the fact that some extents earlier mentioned in an efi item
* have been freed.
*/
-typedef struct xfs_efd_log_item {
+struct xfs_efd_log_item {
struct xfs_log_item efd_item;
- xfs_efi_log_item_t *efd_efip;
+ struct xfs_efi_log_item *efd_efip;
uint efd_next_extent;
xfs_efd_log_format_t efd_format;
-} xfs_efd_log_item_t;
+};

/*
* Max number of extents in fast allocation path.
@@ -78,13 +78,13 @@ typedef struct xfs_efd_log_item {
extern struct kmem_zone *xfs_efi_zone;
extern struct kmem_zone *xfs_efd_zone;

-xfs_efi_log_item_t *xfs_efi_init(struct xfs_mount *, uint);
+struct xfs_efi_log_item *xfs_efi_init(struct xfs_mount *, uint);
int xfs_efi_copy_format(xfs_log_iovec_t *buf,
xfs_efi_log_format_t *dst_efi_fmt);
-void xfs_efi_item_free(xfs_efi_log_item_t *);
+void xfs_efi_item_free(struct xfs_efi_log_item *);
void xfs_efi_release(struct xfs_efi_log_item *);

-int xfs_efi_recover(struct xfs_mount *mp,
- struct xfs_efi_log_item *efip);
+int xfs_efi_recover(struct xfs_efi_log_item *efip,
+ struct list_head *capture_list);

#endif /* __XFS_EXTFREE_ITEM_H__ */
diff --git a/fs/xfs/xfs_icreate_item.c b/fs/xfs/xfs_icreate_item.c
index 3ebd1b7f49d8..7d940b289db5 100644
--- a/fs/xfs/xfs_icreate_item.c
+++ b/fs/xfs/xfs_icreate_item.c
@@ -10,6 +10,7 @@
#include "xfs_trans.h"
#include "xfs_trans_priv.h"
#include "xfs_icreate_item.h"
+#include "xfs_log_priv.h"
#include "xfs_log.h"

kmem_zone_t *xfs_icreate_zone; /* inode create item zone */
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index e5a90a0b8f8a..02f77a359972 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2555,7 +2555,7 @@ xfs_ifree_cluster(
xfs_daddr_t blkno;
xfs_buf_t *bp;
xfs_inode_t *ip;
- xfs_inode_log_item_t *iip;
+ struct xfs_inode_log_item *iip;
struct xfs_log_item *lip;
struct xfs_perag *pag;
struct xfs_ino_geometry *igeo = M_IGEO(mp);
@@ -2617,7 +2617,7 @@ xfs_ifree_cluster(
*/
list_for_each_entry(lip, &bp->b_li_list, li_bio_list) {
if (lip->li_type == XFS_LI_INODE) {
- iip = (xfs_inode_log_item_t *)lip;
+ iip = (struct xfs_inode_log_item *)lip;
ASSERT(iip->ili_logged == 1);
lip->li_cb = xfs_istale_done;
xfs_trans_ail_copy_lsn(mp->m_ail,
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 76a60526af94..83b8f5655636 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -781,7 +781,7 @@ xfs_iflush_abort(
xfs_inode_t *ip,
bool stale)
{
- xfs_inode_log_item_t *iip = ip->i_itemp;
+ struct xfs_inode_log_item *iip = ip->i_itemp;

if (iip) {
if (test_bit(XFS_LI_IN_AIL, &iip->ili_item.li_flags)) {
diff --git a/fs/xfs/xfs_inode_item.h b/fs/xfs/xfs_inode_item.h
index 07a60e74c39c..ad667fd4ae62 100644
--- a/fs/xfs/xfs_inode_item.h
+++ b/fs/xfs/xfs_inode_item.h
@@ -13,7 +13,7 @@ struct xfs_bmbt_rec;
struct xfs_inode;
struct xfs_mount;

-typedef struct xfs_inode_log_item {
+struct xfs_inode_log_item {
struct xfs_log_item ili_item; /* common portion */
struct xfs_inode *ili_inode; /* inode ptr */
xfs_lsn_t ili_flush_lsn; /* lsn at last flush */
@@ -23,7 +23,7 @@ typedef struct xfs_inode_log_item {
unsigned int ili_last_fields; /* fields when flushed */
unsigned int ili_fields; /* fields to be logged */
unsigned int ili_fsync_fields; /* logged since last fsync */
-} xfs_inode_log_item_t;
+};

static inline int xfs_inode_clean(xfs_inode_t *ip)
{
diff --git a/fs/xfs/xfs_iwalk.c b/fs/xfs/xfs_iwalk.c
index aa375cf53021..cc5c0c835884 100644
--- a/fs/xfs/xfs_iwalk.c
+++ b/fs/xfs/xfs_iwalk.c
@@ -55,6 +55,9 @@ struct xfs_iwalk_ag {
/* Where do we start the traversal? */
xfs_ino_t startino;

+ /* What was the last inode number we saw when iterating the inobt? */
+ xfs_ino_t lastino;
+
/* Array of inobt records we cache. */
struct xfs_inobt_rec_incore *recs;

@@ -300,6 +303,9 @@ xfs_iwalk_ag_start(
return error;
XFS_WANT_CORRUPTED_RETURN(mp, *has_more == 1);

+ iwag->lastino = XFS_AGINO_TO_INO(mp, agno,
+ irec->ir_startino + XFS_INODES_PER_CHUNK - 1);
+
/*
* If the LE lookup yielded an inobt record before the cursor position,
* skip it and see if there's another one after it.
@@ -346,15 +352,17 @@ xfs_iwalk_run_callbacks(
struct xfs_mount *mp = iwag->mp;
struct xfs_trans *tp = iwag->tp;
struct xfs_inobt_rec_incore *irec;
- xfs_agino_t restart;
+ xfs_agino_t next_agino;
int error;

+ next_agino = XFS_INO_TO_AGINO(mp, iwag->lastino) + 1;
+
ASSERT(iwag->nr_recs > 0);

/* Delete cursor but remember the last record we cached... */
xfs_iwalk_del_inobt(tp, curpp, agi_bpp, 0);
irec = &iwag->recs[iwag->nr_recs - 1];
- restart = irec->ir_startino + XFS_INODES_PER_CHUNK - 1;
+ ASSERT(next_agino >= irec->ir_startino + XFS_INODES_PER_CHUNK);

error = xfs_iwalk_ag_recs(iwag);
if (error)
@@ -371,7 +379,7 @@ xfs_iwalk_run_callbacks(
if (error)
return error;

- return xfs_inobt_lookup(*curpp, restart, XFS_LOOKUP_GE, has_more);
+ return xfs_inobt_lookup(*curpp, next_agino, XFS_LOOKUP_GE, has_more);
}

/* Walk all inodes in a single AG, from @iwag->startino to the end of the AG. */
@@ -395,6 +403,7 @@ xfs_iwalk_ag(

while (!error && has_more) {
struct xfs_inobt_rec_incore *irec;
+ xfs_ino_t rec_fsino;

cond_resched();
if (xfs_pwork_want_abort(&iwag->pwork))
@@ -406,6 +415,15 @@ xfs_iwalk_ag(
if (error || !has_more)
break;

+ /* Make sure that we always move forward. */
+ rec_fsino = XFS_AGINO_TO_INO(mp, agno, irec->ir_startino);
+ if (iwag->lastino != NULLFSINO && iwag->lastino >= rec_fsino) {
+ ASSERT(iwag->lastino < rec_fsino);
+ error = -EFSCORRUPTED;
+ goto out;
+ }
+ iwag->lastino = rec_fsino + XFS_INODES_PER_CHUNK - 1;
+
/* No allocated inodes in this chunk; skip it. */
if (iwag->skip_empty && irec->ir_freecount == irec->ir_count) {
error = xfs_btree_increment(cur, 0, &has_more);
@@ -534,6 +552,7 @@ xfs_iwalk(
.trim_start = 1,
.skip_empty = 1,
.pwork = XFS_PWORK_SINGLE_THREADED,
+ .lastino = NULLFSINO,
};
xfs_agnumber_t agno = XFS_INO_TO_AGNO(mp, startino);
int error;
@@ -622,6 +641,7 @@ xfs_iwalk_threaded(
iwag->data = data;
iwag->startino = startino;
iwag->sz_recs = xfs_iwalk_prefetch(inode_records);
+ iwag->lastino = NULLFSINO;
xfs_pwork_queue(&pctl, &iwag->pwork);
startino = XFS_AGINO_TO_INO(mp, agno + 1, 0);
if (flags & XFS_INOBT_WALK_SAME_AG)
@@ -695,6 +715,7 @@ xfs_inobt_walk(
.startino = startino,
.sz_recs = xfs_inobt_walk_prefetch(inobt_records),
.pwork = XFS_PWORK_SINGLE_THREADED,
+ .lastino = NULLFSINO,
};
xfs_agnumber_t agno = XFS_INO_TO_AGNO(mp, startino);
int error;
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 63c0f1e9d101..03a52b3919b8 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -369,6 +369,25 @@ xlog_tic_add_region(xlog_ticket_t *tic, uint len, uint type)
tic->t_res_num++;
}

+bool
+xfs_log_writable(
+ struct xfs_mount *mp)
+{
+ /*
+ * Never write to the log on norecovery mounts, if the block device is
+ * read-only, or if the filesystem is shutdown. Read-only mounts still
+ * allow internal writes for log recovery and unmount purposes, so don't
+ * restrict that case here.
+ */
+ if (mp->m_flags & XFS_MOUNT_NORECOVERY)
+ return false;
+ if (xfs_readonly_buftarg(mp->m_log->l_targ))
+ return false;
+ if (XFS_FORCED_SHUTDOWN(mp))
+ return false;
+ return true;
+}
+
/*
* Replenish the byte reservation required by moving the grant write head.
*/
@@ -895,15 +914,8 @@ xfs_log_unmount_write(xfs_mount_t *mp)
#endif
int error;

- /*
- * Don't write out unmount record on norecovery mounts or ro devices.
- * Or, if we are doing a forced umount (typically because of IO errors).
- */
- if (mp->m_flags & XFS_MOUNT_NORECOVERY ||
- xfs_readonly_buftarg(log->l_targ)) {
- ASSERT(mp->m_flags & XFS_MOUNT_RDONLY);
+ if (!xfs_log_writable(mp))
return 0;
- }

error = xfs_log_force(mp, XFS_LOG_SYNC);
ASSERT(error || !(XLOG_FORCED_SHUTDOWN(log)));
@@ -1537,14 +1549,14 @@ xlog_commit_record(
}

/*
- * Push on the buffer cache code if we ever use more than 75% of the on-disk
- * log space. This code pushes on the lsn which would supposedly free up
- * the 25% which we want to leave free. We may need to adopt a policy which
- * pushes on an lsn which is further along in the log once we reach the high
- * water mark. In this manner, we would be creating a low water mark.
+ * Compute the LSN that we'd need to push the log tail towards in order to have
+ * (a) enough on-disk log space to log the number of bytes specified, (b) at
+ * least 25% of the log space free, and (c) at least 256 blocks free. If the
+ * log free space already meets all three thresholds, this function returns
+ * NULLCOMMITLSN.
*/
-STATIC void
-xlog_grant_push_ail(
+xfs_lsn_t
+xlog_grant_push_threshold(
struct xlog *log,
int need_bytes)
{
@@ -1570,7 +1582,7 @@ xlog_grant_push_ail(
free_threshold = max(free_threshold, (log->l_logBBsize >> 2));
free_threshold = max(free_threshold, 256);
if (free_blocks >= free_threshold)
- return;
+ return NULLCOMMITLSN;

xlog_crack_atomic_lsn(&log->l_tail_lsn, &threshold_cycle,
&threshold_block);
@@ -1590,13 +1602,33 @@ xlog_grant_push_ail(
if (XFS_LSN_CMP(threshold_lsn, last_sync_lsn) > 0)
threshold_lsn = last_sync_lsn;

+ return threshold_lsn;
+}
+
+/*
+ * Push the tail of the log if we need to do so to maintain the free log space
+ * thresholds set out by xlog_grant_push_threshold. We may need to adopt a
+ * policy which pushes on an lsn which is further along in the log once we
+ * reach the high water mark. In this manner, we would be creating a low water
+ * mark.
+ */
+STATIC void
+xlog_grant_push_ail(
+ struct xlog *log,
+ int need_bytes)
+{
+ xfs_lsn_t threshold_lsn;
+
+ threshold_lsn = xlog_grant_push_threshold(log, need_bytes);
+ if (threshold_lsn == NULLCOMMITLSN || XLOG_FORCED_SHUTDOWN(log))
+ return;
+
/*
* Get the transaction layer to kick the dirty buffers out to
* disk asynchronously. No point in trying to do this if
* the filesystem is shutting down.
*/
- if (!XLOG_FORCED_SHUTDOWN(log))
- xfs_ail_push(log->l_ailp, threshold_lsn);
+ xfs_ail_push(log->l_ailp, threshold_lsn);
}

/*
diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h
index 84e06805160f..dc9229e7ddaa 100644
--- a/fs/xfs/xfs_log.h
+++ b/fs/xfs/xfs_log.h
@@ -132,6 +132,7 @@ int xfs_log_reserve(struct xfs_mount *mp,
int xfs_log_regrant(struct xfs_mount *mp, struct xlog_ticket *tic);
void xfs_log_unmount(struct xfs_mount *mp);
int xfs_log_force_umount(struct xfs_mount *mp, int logerror);
+bool xfs_log_writable(struct xfs_mount *mp);

struct xlog_ticket *xfs_log_ticket_get(struct xlog_ticket *ticket);
void xfs_log_ticket_put(struct xlog_ticket *ticket);
@@ -146,4 +147,6 @@ void xfs_log_quiesce(struct xfs_mount *mp);
bool xfs_log_check_lsn(struct xfs_mount *, xfs_lsn_t);
bool xfs_log_in_recovery(struct xfs_mount *);

+xfs_lsn_t xlog_grant_push_threshold(struct xlog *log, int need_bytes);
+
#endif /* __XFS_LOG_H__ */
diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
index 550fd5de2404..ae9b8efcfa54 100644
--- a/fs/xfs/xfs_log_cil.c
+++ b/fs/xfs/xfs_log_cil.c
@@ -1178,21 +1178,19 @@ xlog_cil_force_lsn(
*/
bool
xfs_log_item_in_current_chkpt(
- struct xfs_log_item *lip)
+ struct xfs_log_item *lip)
{
- struct xfs_cil_ctx *ctx;
+ struct xfs_cil *cil = lip->li_mountp->m_log->l_cilp;

if (list_empty(&lip->li_cil))
return false;

- ctx = lip->li_mountp->m_log->l_cilp->xc_ctx;
-
/*
* li_seq is written on the first commit of a log item to record the
* first checkpoint it is written to. Hence if it is different to the
* current sequence, we're in a new checkpoint.
*/
- if (XFS_LSN_CMP(lip->li_seq, ctx->sequence) != 0)
+ if (XFS_LSN_CMP(lip->li_seq, READ_ONCE(cil->xc_current_sequence)) != 0)
return false;
return true;
}
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 46b1e255f55f..6c60cdd10d33 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -2206,6 +2206,8 @@ xlog_recover_get_buf_lsn(
case XFS_ABTC_MAGIC:
case XFS_RMAP_CRC_MAGIC:
case XFS_REFC_CRC_MAGIC:
+ case XFS_FIBT_CRC_MAGIC:
+ case XFS_FIBT_MAGIC:
case XFS_IBT_CRC_MAGIC:
case XFS_IBT_MAGIC: {
struct xfs_btree_block *btb = blk;
@@ -3384,7 +3386,7 @@ xlog_recover_efd_pass2(
struct xlog_recover_item *item)
{
xfs_efd_log_format_t *efd_formatp;
- xfs_efi_log_item_t *efip = NULL;
+ struct xfs_efi_log_item *efip = NULL;
struct xfs_log_item *lip;
uint64_t efi_id;
struct xfs_ail_cursor cur;
@@ -3405,7 +3407,7 @@ xlog_recover_efd_pass2(
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
if (lip->li_type == XFS_LI_EFI) {
- efip = (xfs_efi_log_item_t *)lip;
+ efip = (struct xfs_efi_log_item *)lip;
if (efip->efi_format.efi_id == efi_id) {
/*
* Drop the EFD reference to the EFI. This
@@ -4585,9 +4587,9 @@ xlog_recover_process_data(
/* Recover the EFI if necessary. */
STATIC int
xlog_recover_process_efi(
- struct xfs_mount *mp,
struct xfs_ail *ailp,
- struct xfs_log_item *lip)
+ struct xfs_log_item *lip,
+ struct list_head *capture_list)
{
struct xfs_efi_log_item *efip;
int error;
@@ -4600,7 +4602,7 @@ xlog_recover_process_efi(
return 0;

spin_unlock(&ailp->ail_lock);
- error = xfs_efi_recover(mp, efip);
+ error = xfs_efi_recover(efip, capture_list);
spin_lock(&ailp->ail_lock);

return error;
@@ -4625,9 +4627,9 @@ xlog_recover_cancel_efi(
/* Recover the RUI if necessary. */
STATIC int
xlog_recover_process_rui(
- struct xfs_mount *mp,
struct xfs_ail *ailp,
- struct xfs_log_item *lip)
+ struct xfs_log_item *lip,
+ struct list_head *capture_list)
{
struct xfs_rui_log_item *ruip;
int error;
@@ -4640,7 +4642,7 @@ xlog_recover_process_rui(
return 0;

spin_unlock(&ailp->ail_lock);
- error = xfs_rui_recover(mp, ruip);
+ error = xfs_rui_recover(ruip, capture_list);
spin_lock(&ailp->ail_lock);

return error;
@@ -4665,9 +4667,9 @@ xlog_recover_cancel_rui(
/* Recover the CUI if necessary. */
STATIC int
xlog_recover_process_cui(
- struct xfs_trans *parent_tp,
struct xfs_ail *ailp,
- struct xfs_log_item *lip)
+ struct xfs_log_item *lip,
+ struct list_head *capture_list)
{
struct xfs_cui_log_item *cuip;
int error;
@@ -4680,7 +4682,7 @@ xlog_recover_process_cui(
return 0;

spin_unlock(&ailp->ail_lock);
- error = xfs_cui_recover(parent_tp, cuip);
+ error = xfs_cui_recover(cuip, capture_list);
spin_lock(&ailp->ail_lock);

return error;
@@ -4705,9 +4707,9 @@ xlog_recover_cancel_cui(
/* Recover the BUI if necessary. */
STATIC int
xlog_recover_process_bui(
- struct xfs_trans *parent_tp,
struct xfs_ail *ailp,
- struct xfs_log_item *lip)
+ struct xfs_log_item *lip,
+ struct list_head *capture_list)
{
struct xfs_bui_log_item *buip;
int error;
@@ -4720,7 +4722,7 @@ xlog_recover_process_bui(
return 0;

spin_unlock(&ailp->ail_lock);
- error = xfs_bui_recover(parent_tp, buip);
+ error = xfs_bui_recover(buip, capture_list);
spin_lock(&ailp->ail_lock);

return error;
@@ -4759,37 +4761,66 @@ static inline bool xlog_item_is_intent(struct xfs_log_item *lip)
/* Take all the collected deferred ops and finish them in order. */
static int
xlog_finish_defer_ops(
- struct xfs_trans *parent_tp)
+ struct xfs_mount *mp,
+ struct list_head *capture_list)
{
- struct xfs_mount *mp = parent_tp->t_mountp;
+ struct xfs_defer_capture *dfc, *next;
struct xfs_trans *tp;
- int64_t freeblks;
- uint resblks;
- int error;
+ struct xfs_inode *ip;
+ int error = 0;

- /*
- * We're finishing the defer_ops that accumulated as a result of
- * recovering unfinished intent items during log recovery. We
- * reserve an itruncate transaction because it is the largest
- * permanent transaction type. Since we're the only user of the fs
- * right now, take 93% (15/16) of the available free blocks. Use
- * weird math to avoid a 64-bit division.
- */
- freeblks = percpu_counter_sum(&mp->m_fdblocks);
- if (freeblks <= 0)
- return -ENOSPC;
- resblks = min_t(int64_t, UINT_MAX, freeblks);
- resblks = (resblks * 15) >> 4;
- error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate, resblks,
- 0, XFS_TRANS_RESERVE, &tp);
- if (error)
- return error;
- /* transfer all collected dfops to this transaction */
- xfs_defer_move(tp, parent_tp);
+ list_for_each_entry_safe(dfc, next, capture_list, dfc_list) {
+ struct xfs_trans_res resv;
+
+ /*
+ * Create a new transaction reservation from the captured
+ * information. Set logcount to 1 to force the new transaction
+ * to regrant every roll so that we can make forward progress
+ * in recovery no matter how full the log might be.
+ */
+ resv.tr_logres = dfc->dfc_logres;
+ resv.tr_logcount = 1;
+ resv.tr_logflags = XFS_TRANS_PERM_LOG_RES;
+
+ error = xfs_trans_alloc(mp, &resv, dfc->dfc_blkres,
+ dfc->dfc_rtxres, XFS_TRANS_RESERVE, &tp);
+ if (error)
+ return error;
+
+ /*
+ * Transfer to this new transaction all the dfops we captured
+ * from recovering a single intent item.
+ */
+ list_del_init(&dfc->dfc_list);
+ xfs_defer_ops_continue(dfc, tp, &ip);
+
+ error = xfs_trans_commit(tp);
+ if (ip) {
+ xfs_iunlock(ip, XFS_ILOCK_EXCL);
+ xfs_irele(ip);
+ }
+ if (error)
+ return error;
+ }

- return xfs_trans_commit(tp);
+ ASSERT(list_empty(capture_list));
+ return 0;
}

+/* Release all the captured defer ops and capture structures in this list. */
+static void
+xlog_abort_defer_ops(
+ struct xfs_mount *mp,
+ struct list_head *capture_list)
+{
+ struct xfs_defer_capture *dfc;
+ struct xfs_defer_capture *next;
+
+ list_for_each_entry_safe(dfc, next, capture_list, dfc_list) {
+ list_del_init(&dfc->dfc_list);
+ xfs_defer_ops_release(mp, dfc);
+ }
+}
/*
* When this is called, all of the log intent items which did not have
* corresponding log done items should be in the AIL. What we do now
@@ -4810,35 +4841,23 @@ STATIC int
xlog_recover_process_intents(
struct xlog *log)
{
- struct xfs_trans *parent_tp;
+ LIST_HEAD(capture_list);
struct xfs_ail_cursor cur;
struct xfs_log_item *lip;
struct xfs_ail *ailp;
- int error;
+ int error = 0;
#if defined(DEBUG) || defined(XFS_WARN)
xfs_lsn_t last_lsn;
#endif

- /*
- * The intent recovery handlers commit transactions to complete recovery
- * for individual intents, but any new deferred operations that are
- * queued during that process are held off until the very end. The
- * purpose of this transaction is to serve as a container for deferred
- * operations. Each intent recovery handler must transfer dfops here
- * before its local transaction commits, and we'll finish the entire
- * list below.
- */
- error = xfs_trans_alloc_empty(log->l_mp, &parent_tp);
- if (error)
- return error;
-
ailp = log->l_ailp;
spin_lock(&ailp->ail_lock);
- lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
#if defined(DEBUG) || defined(XFS_WARN)
last_lsn = xlog_assign_lsn(log->l_curr_cycle, log->l_curr_block);
#endif
- while (lip != NULL) {
+ for (lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
+ lip != NULL;
+ lip = xfs_trans_ail_cursor_next(ailp, &cur)) {
/*
* We're done when we see something other than an intent.
* There should be no intents left in the AIL now.
@@ -4860,35 +4879,40 @@ xlog_recover_process_intents(

/*
* NOTE: If your intent processing routine can create more
- * deferred ops, you /must/ attach them to the dfops in this
- * routine or else those subsequent intents will get
+ * deferred ops, you /must/ attach them to the capture list in
+ * the recover routine or else those subsequent intents will be
* replayed in the wrong order!
*/
switch (lip->li_type) {
case XFS_LI_EFI:
- error = xlog_recover_process_efi(log->l_mp, ailp, lip);
+ error = xlog_recover_process_efi(ailp, lip, &capture_list);
break;
case XFS_LI_RUI:
- error = xlog_recover_process_rui(log->l_mp, ailp, lip);
+ error = xlog_recover_process_rui(ailp, lip, &capture_list);
break;
case XFS_LI_CUI:
- error = xlog_recover_process_cui(parent_tp, ailp, lip);
+ error = xlog_recover_process_cui(ailp, lip, &capture_list);
break;
case XFS_LI_BUI:
- error = xlog_recover_process_bui(parent_tp, ailp, lip);
+ error = xlog_recover_process_bui(ailp, lip, &capture_list);
break;
}
if (error)
- goto out;
- lip = xfs_trans_ail_cursor_next(ailp, &cur);
+ break;
}
-out:
+
xfs_trans_ail_cursor_done(&cur);
spin_unlock(&ailp->ail_lock);
- if (!error)
- error = xlog_finish_defer_ops(parent_tp);
- xfs_trans_cancel(parent_tp);
+ if (error)
+ goto err;

+ error = xlog_finish_defer_ops(log->l_mp, &capture_list);
+ if (error)
+ goto err;
+
+ return 0;
+err:
+ xlog_abort_defer_ops(log->l_mp, &capture_list);
return error;
}

diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index bbcf48a625b2..2860966af6c2 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1218,8 +1218,7 @@ xfs_fs_writable(
int
xfs_log_sbcount(xfs_mount_t *mp)
{
- /* allow this to proceed during the freeze sequence... */
- if (!xfs_fs_writable(mp, SB_FREEZE_COMPLETE))
+ if (!xfs_log_writable(mp))
return 0;

/*
diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
index d5708d40ad87..fa1018a6e677 100644
--- a/fs/xfs/xfs_refcount_item.c
+++ b/fs/xfs/xfs_refcount_item.c
@@ -123,40 +123,6 @@ xfs_cui_item_release(
xfs_cui_release(CUI_ITEM(lip));
}

-static const struct xfs_item_ops xfs_cui_item_ops = {
- .iop_size = xfs_cui_item_size,
- .iop_format = xfs_cui_item_format,
- .iop_unpin = xfs_cui_item_unpin,
- .iop_release = xfs_cui_item_release,
-};
-
-/*
- * Allocate and initialize an cui item with the given number of extents.
- */
-struct xfs_cui_log_item *
-xfs_cui_init(
- struct xfs_mount *mp,
- uint nextents)
-
-{
- struct xfs_cui_log_item *cuip;
-
- ASSERT(nextents > 0);
- if (nextents > XFS_CUI_MAX_FAST_EXTENTS)
- cuip = kmem_zalloc(xfs_cui_log_item_sizeof(nextents),
- 0);
- else
- cuip = kmem_zone_zalloc(xfs_cui_zone, 0);
-
- xfs_log_item_init(mp, &cuip->cui_item, XFS_LI_CUI, &xfs_cui_item_ops);
- cuip->cui_format.cui_nextents = nextents;
- cuip->cui_format.cui_id = (uintptr_t)(void *)cuip;
- atomic_set(&cuip->cui_next_extent, 0);
- atomic_set(&cuip->cui_refcount, 2);
-
- return cuip;
-}
-
static inline struct xfs_cud_log_item *CUD_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_cud_log_item, cud_item);
@@ -284,27 +250,6 @@ xfs_refcount_update_diff_items(
XFS_FSB_TO_AGNO(mp, rb->ri_startblock);
}

-/* Get an CUI. */
-STATIC void *
-xfs_refcount_update_create_intent(
- struct xfs_trans *tp,
- unsigned int count)
-{
- struct xfs_cui_log_item *cuip;
-
- ASSERT(tp != NULL);
- ASSERT(count > 0);
-
- cuip = xfs_cui_init(tp->t_mountp, count);
- ASSERT(cuip != NULL);
-
- /*
- * Get a log_item_desc to point at the new item.
- */
- xfs_trans_add_item(tp, &cuip->cui_item);
- return cuip;
-}
-
/* Set the phys extent flags for this reverse mapping. */
static void
xfs_trans_set_refcount_flags(
@@ -328,16 +273,12 @@ xfs_trans_set_refcount_flags(
STATIC void
xfs_refcount_update_log_item(
struct xfs_trans *tp,
- void *intent,
- struct list_head *item)
+ struct xfs_cui_log_item *cuip,
+ struct xfs_refcount_intent *refc)
{
- struct xfs_cui_log_item *cuip = intent;
- struct xfs_refcount_intent *refc;
uint next_extent;
struct xfs_phys_extent *ext;

- refc = container_of(item, struct xfs_refcount_intent, ri_list);
-
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &cuip->cui_item.li_flags);

@@ -354,14 +295,35 @@ xfs_refcount_update_log_item(
xfs_trans_set_refcount_flags(ext, refc->ri_type);
}

+static struct xfs_log_item *
+xfs_refcount_update_create_intent(
+ struct xfs_trans *tp,
+ struct list_head *items,
+ unsigned int count,
+ bool sort)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_cui_log_item *cuip = xfs_cui_init(mp, count);
+ struct xfs_refcount_intent *refc;
+
+ ASSERT(count > 0);
+
+ xfs_trans_add_item(tp, &cuip->cui_item);
+ if (sort)
+ list_sort(mp, items, xfs_refcount_update_diff_items);
+ list_for_each_entry(refc, items, ri_list)
+ xfs_refcount_update_log_item(tp, cuip, refc);
+ return &cuip->cui_item;
+}
+
/* Get an CUD so we can process all the deferred refcount updates. */
STATIC void *
xfs_refcount_update_create_done(
struct xfs_trans *tp,
- void *intent,
+ struct xfs_log_item *intent,
unsigned int count)
{
- return xfs_trans_get_cud(tp, intent);
+ return xfs_trans_get_cud(tp, CUI_ITEM(intent));
}

/* Process a deferred refcount update. */
@@ -411,9 +373,9 @@ xfs_refcount_update_finish_cleanup(
/* Abort all pending CUIs. */
STATIC void
xfs_refcount_update_abort_intent(
- void *intent)
+ struct xfs_log_item *intent)
{
- xfs_cui_release(intent);
+ xfs_cui_release(CUI_ITEM(intent));
}

/* Cancel a deferred refcount update. */
@@ -429,10 +391,8 @@ xfs_refcount_update_cancel_item(

const struct xfs_defer_op_type xfs_refcount_update_defer_type = {
.max_items = XFS_CUI_MAX_FAST_EXTENTS,
- .diff_items = xfs_refcount_update_diff_items,
.create_intent = xfs_refcount_update_create_intent,
.abort_intent = xfs_refcount_update_abort_intent,
- .log_item = xfs_refcount_update_log_item,
.create_done = xfs_refcount_update_create_done,
.finish_item = xfs_refcount_update_finish_item,
.finish_cleanup = xfs_refcount_update_finish_cleanup,
@@ -445,8 +405,8 @@ const struct xfs_defer_op_type xfs_refcount_update_defer_type = {
*/
int
xfs_cui_recover(
- struct xfs_trans *parent_tp,
- struct xfs_cui_log_item *cuip)
+ struct xfs_cui_log_item *cuip,
+ struct list_head *capture_list)
{
int i;
int error = 0;
@@ -462,7 +422,7 @@ xfs_cui_recover(
xfs_extlen_t new_len;
struct xfs_bmbt_irec irec;
bool requeue_only = false;
- struct xfs_mount *mp = parent_tp->t_mountp;
+ struct xfs_mount *mp = cuip->cui_item.li_mountp;

ASSERT(!test_bit(XFS_CUI_RECOVERED, &cuip->cui_flags));

@@ -517,12 +477,7 @@ xfs_cui_recover(
mp->m_refc_maxlevels * 2, 0, XFS_TRANS_RESERVE, &tp);
if (error)
return error;
- /*
- * Recovery stashes all deferred ops during intent processing and
- * finishes them on completion. Transfer current dfops state to this
- * transaction and transfer the result back before we return.
- */
- xfs_defer_move(tp, parent_tp);
+
cudp = xfs_trans_get_cud(tp, cuip);

for (i = 0; i < cuip->cui_format.cui_nextents; i++) {
@@ -580,13 +535,71 @@ xfs_cui_recover(

xfs_refcount_finish_one_cleanup(tp, rcur, error);
set_bit(XFS_CUI_RECOVERED, &cuip->cui_flags);
- xfs_defer_move(parent_tp, tp);
- error = xfs_trans_commit(tp);
- return error;
+ return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);

abort_error:
xfs_refcount_finish_one_cleanup(tp, rcur, error);
- xfs_defer_move(parent_tp, tp);
xfs_trans_cancel(tp);
return error;
}
+
+/* Relog an intent item to push the log tail forward. */
+static struct xfs_log_item *
+xfs_cui_item_relog(
+ struct xfs_log_item *intent,
+ struct xfs_trans *tp)
+{
+ struct xfs_cud_log_item *cudp;
+ struct xfs_cui_log_item *cuip;
+ struct xfs_phys_extent *extp;
+ unsigned int count;
+
+ count = CUI_ITEM(intent)->cui_format.cui_nextents;
+ extp = CUI_ITEM(intent)->cui_format.cui_extents;
+
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ cudp = xfs_trans_get_cud(tp, CUI_ITEM(intent));
+ set_bit(XFS_LI_DIRTY, &cudp->cud_item.li_flags);
+
+ cuip = xfs_cui_init(tp->t_mountp, count);
+ memcpy(cuip->cui_format.cui_extents, extp, count * sizeof(*extp));
+ atomic_set(&cuip->cui_next_extent, count);
+ xfs_trans_add_item(tp, &cuip->cui_item);
+ set_bit(XFS_LI_DIRTY, &cuip->cui_item.li_flags);
+ return &cuip->cui_item;
+}
+
+static const struct xfs_item_ops xfs_cui_item_ops = {
+ .iop_size = xfs_cui_item_size,
+ .iop_format = xfs_cui_item_format,
+ .iop_unpin = xfs_cui_item_unpin,
+ .iop_release = xfs_cui_item_release,
+ .iop_relog = xfs_cui_item_relog,
+};
+
+/*
+ * Allocate and initialize an cui item with the given number of extents.
+ */
+struct xfs_cui_log_item *
+xfs_cui_init(
+ struct xfs_mount *mp,
+ uint nextents)
+
+{
+ struct xfs_cui_log_item *cuip;
+
+ ASSERT(nextents > 0);
+ if (nextents > XFS_CUI_MAX_FAST_EXTENTS)
+ cuip = kmem_zalloc(xfs_cui_log_item_sizeof(nextents),
+ 0);
+ else
+ cuip = kmem_zone_zalloc(xfs_cui_zone, 0);
+
+ xfs_log_item_init(mp, &cuip->cui_item, XFS_LI_CUI, &xfs_cui_item_ops);
+ cuip->cui_format.cui_nextents = nextents;
+ cuip->cui_format.cui_id = (uintptr_t)(void *)cuip;
+ atomic_set(&cuip->cui_next_extent, 0);
+ atomic_set(&cuip->cui_refcount, 2);
+
+ return cuip;
+}
diff --git a/fs/xfs/xfs_refcount_item.h b/fs/xfs/xfs_refcount_item.h
index e47530f30489..de5f48ff4f74 100644
--- a/fs/xfs/xfs_refcount_item.h
+++ b/fs/xfs/xfs_refcount_item.h
@@ -80,6 +80,7 @@ extern struct kmem_zone *xfs_cud_zone;
struct xfs_cui_log_item *xfs_cui_init(struct xfs_mount *, uint);
void xfs_cui_item_free(struct xfs_cui_log_item *);
void xfs_cui_release(struct xfs_cui_log_item *);
-int xfs_cui_recover(struct xfs_trans *parent_tp, struct xfs_cui_log_item *cuip);
+int xfs_cui_recover(struct xfs_cui_log_item *cuip,
+ struct list_head *capture_list);

#endif /* __XFS_REFCOUNT_ITEM_H__ */
diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
index 02f84d9a511c..ba1dbb6c4063 100644
--- a/fs/xfs/xfs_rmap_item.c
+++ b/fs/xfs/xfs_rmap_item.c
@@ -122,39 +122,6 @@ xfs_rui_item_release(
xfs_rui_release(RUI_ITEM(lip));
}

-static const struct xfs_item_ops xfs_rui_item_ops = {
- .iop_size = xfs_rui_item_size,
- .iop_format = xfs_rui_item_format,
- .iop_unpin = xfs_rui_item_unpin,
- .iop_release = xfs_rui_item_release,
-};
-
-/*
- * Allocate and initialize an rui item with the given number of extents.
- */
-struct xfs_rui_log_item *
-xfs_rui_init(
- struct xfs_mount *mp,
- uint nextents)
-
-{
- struct xfs_rui_log_item *ruip;
-
- ASSERT(nextents > 0);
- if (nextents > XFS_RUI_MAX_FAST_EXTENTS)
- ruip = kmem_zalloc(xfs_rui_log_item_sizeof(nextents), 0);
- else
- ruip = kmem_zone_zalloc(xfs_rui_zone, 0);
-
- xfs_log_item_init(mp, &ruip->rui_item, XFS_LI_RUI, &xfs_rui_item_ops);
- ruip->rui_format.rui_nextents = nextents;
- ruip->rui_format.rui_id = (uintptr_t)(void *)ruip;
- atomic_set(&ruip->rui_next_extent, 0);
- atomic_set(&ruip->rui_refcount, 2);
-
- return ruip;
-}
-
/*
* Copy an RUI format buffer from the given buf, and into the destination
* RUI format structure. The RUI/RUD items were designed not to need any
@@ -352,41 +319,16 @@ xfs_rmap_update_diff_items(
XFS_FSB_TO_AGNO(mp, rb->ri_bmap.br_startblock);
}

-/* Get an RUI. */
-STATIC void *
-xfs_rmap_update_create_intent(
- struct xfs_trans *tp,
- unsigned int count)
-{
- struct xfs_rui_log_item *ruip;
-
- ASSERT(tp != NULL);
- ASSERT(count > 0);
-
- ruip = xfs_rui_init(tp->t_mountp, count);
- ASSERT(ruip != NULL);
-
- /*
- * Get a log_item_desc to point at the new item.
- */
- xfs_trans_add_item(tp, &ruip->rui_item);
- return ruip;
-}
-
/* Log rmap updates in the intent item. */
STATIC void
xfs_rmap_update_log_item(
struct xfs_trans *tp,
- void *intent,
- struct list_head *item)
+ struct xfs_rui_log_item *ruip,
+ struct xfs_rmap_intent *rmap)
{
- struct xfs_rui_log_item *ruip = intent;
- struct xfs_rmap_intent *rmap;
uint next_extent;
struct xfs_map_extent *map;

- rmap = container_of(item, struct xfs_rmap_intent, ri_list);
-
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &ruip->rui_item.li_flags);

@@ -406,14 +348,35 @@ xfs_rmap_update_log_item(
rmap->ri_bmap.br_state);
}

+static struct xfs_log_item *
+xfs_rmap_update_create_intent(
+ struct xfs_trans *tp,
+ struct list_head *items,
+ unsigned int count,
+ bool sort)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_rui_log_item *ruip = xfs_rui_init(mp, count);
+ struct xfs_rmap_intent *rmap;
+
+ ASSERT(count > 0);
+
+ xfs_trans_add_item(tp, &ruip->rui_item);
+ if (sort)
+ list_sort(mp, items, xfs_rmap_update_diff_items);
+ list_for_each_entry(rmap, items, ri_list)
+ xfs_rmap_update_log_item(tp, ruip, rmap);
+ return &ruip->rui_item;
+}
+
/* Get an RUD so we can process all the deferred rmap updates. */
STATIC void *
xfs_rmap_update_create_done(
struct xfs_trans *tp,
- void *intent,
+ struct xfs_log_item *intent,
unsigned int count)
{
- return xfs_trans_get_rud(tp, intent);
+ return xfs_trans_get_rud(tp, RUI_ITEM(intent));
}

/* Process a deferred rmap update. */
@@ -455,9 +418,9 @@ xfs_rmap_update_finish_cleanup(
/* Abort all pending RUIs. */
STATIC void
xfs_rmap_update_abort_intent(
- void *intent)
+ struct xfs_log_item *intent)
{
- xfs_rui_release(intent);
+ xfs_rui_release(RUI_ITEM(intent));
}

/* Cancel a deferred rmap update. */
@@ -473,10 +436,8 @@ xfs_rmap_update_cancel_item(

const struct xfs_defer_op_type xfs_rmap_update_defer_type = {
.max_items = XFS_RUI_MAX_FAST_EXTENTS,
- .diff_items = xfs_rmap_update_diff_items,
.create_intent = xfs_rmap_update_create_intent,
.abort_intent = xfs_rmap_update_abort_intent,
- .log_item = xfs_rmap_update_log_item,
.create_done = xfs_rmap_update_create_done,
.finish_item = xfs_rmap_update_finish_item,
.finish_cleanup = xfs_rmap_update_finish_cleanup,
@@ -489,9 +450,10 @@ const struct xfs_defer_op_type xfs_rmap_update_defer_type = {
*/
int
xfs_rui_recover(
- struct xfs_mount *mp,
- struct xfs_rui_log_item *ruip)
+ struct xfs_rui_log_item *ruip,
+ struct list_head *capture_list)
{
+ struct xfs_mount *mp = ruip->rui_item.li_mountp;
int i;
int error = 0;
struct xfs_map_extent *rmap;
@@ -598,11 +560,70 @@ xfs_rui_recover(

xfs_rmap_finish_one_cleanup(tp, rcur, error);
set_bit(XFS_RUI_RECOVERED, &ruip->rui_flags);
- error = xfs_trans_commit(tp);
- return error;
+ return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);

abort_error:
xfs_rmap_finish_one_cleanup(tp, rcur, error);
xfs_trans_cancel(tp);
return error;
}
+
+/* Relog an intent item to push the log tail forward. */
+static struct xfs_log_item *
+xfs_rui_item_relog(
+ struct xfs_log_item *intent,
+ struct xfs_trans *tp)
+{
+ struct xfs_rud_log_item *rudp;
+ struct xfs_rui_log_item *ruip;
+ struct xfs_map_extent *extp;
+ unsigned int count;
+
+ count = RUI_ITEM(intent)->rui_format.rui_nextents;
+ extp = RUI_ITEM(intent)->rui_format.rui_extents;
+
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ rudp = xfs_trans_get_rud(tp, RUI_ITEM(intent));
+ set_bit(XFS_LI_DIRTY, &rudp->rud_item.li_flags);
+
+ ruip = xfs_rui_init(tp->t_mountp, count);
+ memcpy(ruip->rui_format.rui_extents, extp, count * sizeof(*extp));
+ atomic_set(&ruip->rui_next_extent, count);
+ xfs_trans_add_item(tp, &ruip->rui_item);
+ set_bit(XFS_LI_DIRTY, &ruip->rui_item.li_flags);
+ return &ruip->rui_item;
+}
+
+static const struct xfs_item_ops xfs_rui_item_ops = {
+ .iop_size = xfs_rui_item_size,
+ .iop_format = xfs_rui_item_format,
+ .iop_unpin = xfs_rui_item_unpin,
+ .iop_release = xfs_rui_item_release,
+ .iop_relog = xfs_rui_item_relog,
+};
+
+/*
+ * Allocate and initialize an rui item with the given number of extents.
+ */
+struct xfs_rui_log_item *
+xfs_rui_init(
+ struct xfs_mount *mp,
+ uint nextents)
+
+{
+ struct xfs_rui_log_item *ruip;
+
+ ASSERT(nextents > 0);
+ if (nextents > XFS_RUI_MAX_FAST_EXTENTS)
+ ruip = kmem_zalloc(xfs_rui_log_item_sizeof(nextents), 0);
+ else
+ ruip = kmem_zone_zalloc(xfs_rui_zone, 0);
+
+ xfs_log_item_init(mp, &ruip->rui_item, XFS_LI_RUI, &xfs_rui_item_ops);
+ ruip->rui_format.rui_nextents = nextents;
+ ruip->rui_format.rui_id = (uintptr_t)(void *)ruip;
+ atomic_set(&ruip->rui_next_extent, 0);
+ atomic_set(&ruip->rui_refcount, 2);
+
+ return ruip;
+}
diff --git a/fs/xfs/xfs_rmap_item.h b/fs/xfs/xfs_rmap_item.h
index 8708e4a5aa5c..5cf4acb0e915 100644
--- a/fs/xfs/xfs_rmap_item.h
+++ b/fs/xfs/xfs_rmap_item.h
@@ -82,6 +82,7 @@ int xfs_rui_copy_format(struct xfs_log_iovec *buf,
struct xfs_rui_log_format *dst_rui_fmt);
void xfs_rui_item_free(struct xfs_rui_log_item *);
void xfs_rui_release(struct xfs_rui_log_item *);
-int xfs_rui_recover(struct xfs_mount *mp, struct xfs_rui_log_item *ruip);
+int xfs_rui_recover(struct xfs_rui_log_item *ruip,
+ struct list_head *capture_list);

#endif /* __XFS_RMAP_ITEM_H__ */
diff --git a/fs/xfs/xfs_stats.c b/fs/xfs/xfs_stats.c
index f70f1255220b..20e0534a772c 100644
--- a/fs/xfs/xfs_stats.c
+++ b/fs/xfs/xfs_stats.c
@@ -23,6 +23,7 @@ int xfs_stats_format(struct xfsstats __percpu *stats, char *buf)
uint64_t xs_xstrat_bytes = 0;
uint64_t xs_write_bytes = 0;
uint64_t xs_read_bytes = 0;
+ uint64_t defer_relog = 0;

static const struct xstats_entry {
char *desc;
@@ -70,10 +71,13 @@ int xfs_stats_format(struct xfsstats __percpu *stats, char *buf)
xs_xstrat_bytes += per_cpu_ptr(stats, i)->s.xs_xstrat_bytes;
xs_write_bytes += per_cpu_ptr(stats, i)->s.xs_write_bytes;
xs_read_bytes += per_cpu_ptr(stats, i)->s.xs_read_bytes;
+ defer_relog += per_cpu_ptr(stats, i)->s.defer_relog;
}

len += scnprintf(buf + len, PATH_MAX-len, "xpc %Lu %Lu %Lu\n",
xs_xstrat_bytes, xs_write_bytes, xs_read_bytes);
+ len += scnprintf(buf + len, PATH_MAX-len, "defer_relog %llu\n",
+ defer_relog);
len += scnprintf(buf + len, PATH_MAX-len, "debug %u\n",
#if defined(DEBUG)
1);
diff --git a/fs/xfs/xfs_stats.h b/fs/xfs/xfs_stats.h
index 34d704f703d2..43ffba74f045 100644
--- a/fs/xfs/xfs_stats.h
+++ b/fs/xfs/xfs_stats.h
@@ -137,6 +137,7 @@ struct __xfsstats {
uint64_t xs_xstrat_bytes;
uint64_t xs_write_bytes;
uint64_t xs_read_bytes;
+ uint64_t defer_relog;
};

#define xfsstats_offset(f) (offsetof(struct __xfsstats, f)/sizeof(uint32_t))
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index f1407900aeef..9e73d2b29911 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1914,13 +1914,13 @@ xfs_init_zones(void)
if (!xfs_buf_item_zone)
goto out_destroy_trans_zone;

- xfs_efd_zone = kmem_zone_init((sizeof(xfs_efd_log_item_t) +
+ xfs_efd_zone = kmem_zone_init((sizeof(struct xfs_efd_log_item) +
((XFS_EFD_MAX_FAST_EXTENTS - 1) *
sizeof(xfs_extent_t))), "xfs_efd_item");
if (!xfs_efd_zone)
goto out_destroy_buf_item_zone;

- xfs_efi_zone = kmem_zone_init((sizeof(xfs_efi_log_item_t) +
+ xfs_efi_zone = kmem_zone_init((sizeof(struct xfs_efi_log_item) +
((XFS_EFI_MAX_FAST_EXTENTS - 1) *
sizeof(xfs_extent_t))), "xfs_efi_item");
if (!xfs_efi_zone)
@@ -1934,8 +1934,8 @@ xfs_init_zones(void)
goto out_destroy_efi_zone;

xfs_ili_zone =
- kmem_zone_init_flags(sizeof(xfs_inode_log_item_t), "xfs_ili",
- KM_ZONE_SPREAD, NULL);
+ kmem_zone_init_flags(sizeof(struct xfs_inode_log_item),
+ "xfs_ili", KM_ZONE_SPREAD, NULL);
if (!xfs_ili_zone)
goto out_destroy_inode_zone;
xfs_icreate_zone = kmem_zone_init(sizeof(struct xfs_icreate_item),
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index f94908125e8f..4b5818395406 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -2418,6 +2418,7 @@ DEFINE_DEFER_PENDING_EVENT(xfs_defer_create_intent);
DEFINE_DEFER_PENDING_EVENT(xfs_defer_cancel_list);
DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_finish);
DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_abort);
+DEFINE_DEFER_PENDING_EVENT(xfs_defer_relog_intent);

#define DEFINE_BMAP_FREE_DEFERRED_EVENT DEFINE_PHYS_EXTENT_DEFERRED_EVENT
DEFINE_BMAP_FREE_DEFERRED_EVENT(xfs_bmap_free_defer);
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index 64d7f171ebd3..941647027f00 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -77,6 +77,8 @@ struct xfs_item_ops {
void (*iop_release)(struct xfs_log_item *);
xfs_lsn_t (*iop_committed)(struct xfs_log_item *, xfs_lsn_t);
void (*iop_error)(struct xfs_log_item *, xfs_buf_t *);
+ struct xfs_log_item *(*iop_relog)(struct xfs_log_item *intent,
+ struct xfs_trans *tp);
};

/*
@@ -244,4 +246,12 @@ void xfs_trans_buf_copy_type(struct xfs_buf *dst_bp,

extern kmem_zone_t *xfs_trans_zone;

+static inline struct xfs_log_item *
+xfs_trans_item_relog(
+ struct xfs_log_item *lip,
+ struct xfs_trans *tp)
+{
+ return lip->li_ops->iop_relog(lip, tp);
+}
+
#endif /* __XFS_TRANS_H__ */
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index c7507135c2a0..311dd8e92182 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -7,6 +7,7 @@
#include <linux/fs.h>
#include <linux/hugetlb_inline.h>
#include <linux/cgroup.h>
+#include <linux/page_ref.h>
#include <linux/list.h>
#include <linux/kref.h>
#include <asm/pgtable.h>
@@ -396,7 +397,10 @@ static inline struct hstate *hstate_sizelog(int page_size_log)
if (!page_size_log)
return &default_hstate;

- return size_to_hstate(1UL << page_size_log);
+ if (page_size_log < BITS_PER_LONG)
+ return size_to_hstate(1UL << page_size_log);
+
+ return NULL;
}

static inline struct hstate *hstate_vma(struct vm_area_struct *vma)
@@ -744,4 +748,16 @@ static inline spinlock_t *huge_pte_lock(struct hstate *h,
return ptl;
}

+#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
+static inline bool hugetlb_pmd_shared(pte_t *pte)
+{
+ return page_count(virt_to_page(pte)) > 1;
+}
+#else
+static inline bool hugetlb_pmd_shared(pte_t *pte)
+{
+ return false;
+}
+#endif
+
#endif /* _LINUX_HUGETLB_H */
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 29bac5345563..6ca3fb2873d7 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -256,7 +256,7 @@ struct iommu_ops {
int (*attach_dev)(struct iommu_domain *domain, struct device *dev);
void (*detach_dev)(struct iommu_domain *domain, struct device *dev);
int (*map)(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot);
+ phys_addr_t paddr, size_t size, int prot, gfp_t gfp);
size_t (*unmap)(struct iommu_domain *domain, unsigned long iova,
size_t size, struct iommu_iotlb_gather *iotlb_gather);
void (*flush_iotlb_all)(struct iommu_domain *domain);
@@ -421,6 +421,8 @@ extern struct iommu_domain *iommu_get_domain_for_dev(struct device *dev);
extern struct iommu_domain *iommu_get_dma_domain(struct device *dev);
extern int iommu_map(struct iommu_domain *domain, unsigned long iova,
phys_addr_t paddr, size_t size, int prot);
+extern int iommu_map_atomic(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, size_t size, int prot);
extern size_t iommu_unmap(struct iommu_domain *domain, unsigned long iova,
size_t size);
extern size_t iommu_unmap_fast(struct iommu_domain *domain,
@@ -428,6 +430,9 @@ extern size_t iommu_unmap_fast(struct iommu_domain *domain,
struct iommu_iotlb_gather *iotlb_gather);
extern size_t iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
struct scatterlist *sg,unsigned int nents, int prot);
+extern size_t iommu_map_sg_atomic(struct iommu_domain *domain,
+ unsigned long iova, struct scatterlist *sg,
+ unsigned int nents, int prot);
extern phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova);
extern void iommu_set_fault_handler(struct iommu_domain *domain,
iommu_fault_handler_t handler, void *token);
@@ -662,6 +667,13 @@ static inline int iommu_map(struct iommu_domain *domain, unsigned long iova,
return -ENODEV;
}

+static inline int iommu_map_atomic(struct iommu_domain *domain,
+ unsigned long iova, phys_addr_t paddr,
+ size_t size, int prot)
+{
+ return -ENODEV;
+}
+
static inline size_t iommu_unmap(struct iommu_domain *domain,
unsigned long iova, size_t size)
{
@@ -682,6 +694,13 @@ static inline size_t iommu_map_sg(struct iommu_domain *domain,
return 0;
}

+static inline size_t iommu_map_sg_atomic(struct iommu_domain *domain,
+ unsigned long iova, struct scatterlist *sg,
+ unsigned int nents, int prot)
+{
+ return 0;
+}
+
static inline void iommu_flush_tlb_all(struct iommu_domain *domain)
{
}
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 0b35747c9837..88b107e20fc7 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -178,6 +178,7 @@ struct plat_stmmacenet_data {
int rss_en;
int mac_port_sel_speed;
bool en_tx_lpi_clockgating;
+ bool rx_clk_runs_in_lpi;
int has_xgmac;
bool sph_disable;
};
diff --git a/include/net/sock.h b/include/net/sock.h
index 5fa255b1e0a6..976433438c6f 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2167,6 +2167,19 @@ static inline __must_check bool skb_set_owner_sk_safe(struct sk_buff *skb, struc
return false;
}

+static inline struct sk_buff *skb_clone_and_charge_r(struct sk_buff *skb, struct sock *sk)
+{
+ skb = skb_clone(skb, sk_gfp_mask(sk, GFP_ATOMIC));
+ if (skb) {
+ if (sk_rmem_schedule(sk, skb, skb->truesize)) {
+ skb_set_owner_r(skb, sk);
+ return skb;
+ }
+ __kfree_skb(skb);
+ }
+ return NULL;
+}
+
void sk_reset_timer(struct sock *sk, struct timer_list *timer,
unsigned long expires);

diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index 9dd83eb74a9d..8c19a5438d0e 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -1092,10 +1092,11 @@ void psi_trigger_destroy(struct psi_trigger *t)

group = t->group;
/*
- * Wakeup waiters to stop polling. Can happen if cgroup is deleted
- * from under a polling process.
+ * Wakeup waiters to stop polling and clear the queue to prevent it from
+ * being accessed later. Can happen if cgroup is deleted from under a
+ * polling process.
*/
- wake_up_interruptible(&t->event_wait);
+ wake_up_pollfree(&t->event_wait);

mutex_lock(&group->trigger_lock);

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 8b87f1f74e32..306fbe14747b 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -8298,9 +8298,6 @@ buffer_percent_write(struct file *filp, const char __user *ubuf,
if (val > 100)
return -EINVAL;

- if (!val)
- val = 1;
-
tr->buffer_percent = val;

(*ppos)++;
diff --git a/mm/memblock.c b/mm/memblock.c
index 84a14b63e912..a75cc65f0330 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1546,13 +1546,7 @@ void __init __memblock_free_late(phys_addr_t base, phys_addr_t size)
end = PFN_DOWN(base + size);

for (; cursor < end; cursor++) {
- /*
- * Reserved pages are always initialized by the end of
- * memblock_free_all() (by memmap_init() and, if deferred
- * initialization is enabled, memmap_init_reserved_pages()), so
- * these pages can be released directly to the buddy allocator.
- */
- __free_pages_core(pfn_to_page(cursor), 0);
+ memblock_free_pages(pfn_to_page(cursor), cursor, 0);
totalram_pages_inc();
}
}
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index f7b231f67156..36c2a9619ba5 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -571,7 +571,8 @@ static int queue_pages_hugetlb(pte_t *pte, unsigned long hmask,
goto unlock;
/* With MPOL_MF_MOVE, we migrate only unshared hugepage. */
if (flags & (MPOL_MF_MOVE_ALL) ||
- (flags & MPOL_MF_MOVE && page_mapcount(page) == 1))
+ (flags & MPOL_MF_MOVE && page_mapcount(page) == 1 &&
+ !hugetlb_pmd_shared(pte)))
isolate_huge_page(page, qp->pagelist);
unlock:
spin_unlock(ptl);
diff --git a/mm/swapfile.c b/mm/swapfile.c
index f6964212c6c8..d6bdacaedc95 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -1061,6 +1061,7 @@ int get_swap_pages(int n_goal, swp_entry_t swp_entries[], int entry_size)
goto check_out;
pr_debug("scan_swap_map of si %d failed to find offset\n",
si->type);
+ cond_resched();

spin_lock(&swap_avail_lock);
nextsi:
@@ -1950,10 +1951,14 @@ static int unuse_pte_range(struct vm_area_struct *vma, pmd_t *pmd,

pte_unmap(pte);
swap_map = &si->swap_map[offset];
- vmf.vma = vma;
- vmf.address = addr;
- vmf.pmd = pmd;
- page = swapin_readahead(entry, GFP_HIGHUSER_MOVABLE, &vmf);
+ page = lookup_swap_cache(entry, vma, addr);
+ if (!page) {
+ vmf.vma = vma;
+ vmf.address = addr;
+ vmf.pmd = pmd;
+ page = swapin_readahead(entry, GFP_HIGHUSER_MOVABLE,
+ &vmf);
+ }
if (!page) {
if (*swap_map == 0 || *swap_map == SWAP_MAP_BAD)
goto try_next;
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index 01e33724d10c..43cb7aab4eed 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -871,6 +871,7 @@ static unsigned int ip_sabotage_in(void *priv,
if (nf_bridge && !nf_bridge->in_prerouting &&
!netif_is_l3_master(skb->dev) &&
!netif_is_l3_slave(skb->dev)) {
+ nf_bridge_info_free(skb);
state->okfn(state->net, state->sk, skb);
return NF_STOLEN;
}
diff --git a/net/can/j1939/address-claim.c b/net/can/j1939/address-claim.c
index f33c47327927..ca4ad6cdd5cb 100644
--- a/net/can/j1939/address-claim.c
+++ b/net/can/j1939/address-claim.c
@@ -165,6 +165,46 @@ static void j1939_ac_process(struct j1939_priv *priv, struct sk_buff *skb)
* leaving this function.
*/
ecu = j1939_ecu_get_by_name_locked(priv, name);
+
+ if (ecu && ecu->addr == skcb->addr.sa) {
+ /* The ISO 11783-5 standard, in "4.5.2 - Address claim
+ * requirements", states:
+ * d) No CF shall begin, or resume, transmission on the
+ * network until 250 ms after it has successfully claimed
+ * an address except when responding to a request for
+ * address-claimed.
+ *
+ * But "Figure 6" and "Figure 7" in "4.5.4.2 - Address-claim
+ * prioritization" show that the CF begins the transmission
+ * after 250 ms from the first AC (address-claimed) message
+ * even if it sends another AC message during that time window
+ * to resolve the address contention with another CF.
+ *
+ * As stated in "4.4.2.3 - Address-claimed message":
+ * In order to successfully claim an address, the CF sending
+ * an address claimed message shall not receive a contending
+ * claim from another CF for at least 250 ms.
+ *
+ * As stated in "4.4.3.2 - NAME management (NM) message":
+ * 1) A commanding CF can
+ * d) request that a CF with a specified NAME transmit
+ * the address-claimed message with its current NAME.
+ * 2) A target CF shall
+ * d) send an address-claimed message in response to a
+ * request for a matching NAME
+ *
+ * Taking the above arguments into account, the 250 ms wait is
+ * requested only during network initialization.
+ *
+ * Do not restart the timer on AC message if both the NAME and
+ * the address match and so if the address has already been
+ * claimed (timer has expired) or the AC message has been sent
+ * to resolve the contention with another CF (timer is still
+ * running).
+ */
+ goto out_ecu_put;
+ }
+
if (!ecu && j1939_address_is_unicast(skcb->addr.sa))
ecu = j1939_ecu_create_locked(priv, name);

diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index 9ca19dfe3e83..9c8c7c5dc9c3 100644
--- a/net/can/j1939/transport.c
+++ b/net/can/j1939/transport.c
@@ -1087,10 +1087,6 @@ static bool j1939_session_deactivate(struct j1939_session *session)
bool active;

j1939_session_list_lock(priv);
- /* This function should be called with a session ref-count of at
- * least 2.
- */
- WARN_ON_ONCE(kref_read(&session->kref) < 2);
active = j1939_session_deactivate_locked(session);
j1939_session_list_unlock(priv);

diff --git a/net/core/dev.c b/net/core/dev.c
index 296bed9431f3..615cdaac3e72 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -9467,7 +9467,7 @@ void netdev_stats_to_stats64(struct rtnl_link_stats64 *stats64,

BUILD_BUG_ON(n > sizeof(*stats64) / sizeof(u64));
for (i = 0; i < n; i++)
- dst[i] = atomic_long_read(&src[i]);
+ dst[i] = (unsigned long)atomic_long_read(&src[i]);
/* zero out counters that only exist in rtnl_link_stats64 */
memset((char *)stats64 + n * sizeof(u64), 0,
sizeof(*stats64) - n * sizeof(u64));
diff --git a/net/core/filter.c b/net/core/filter.c
index 71fcb4e7edae..051b9710d7b5 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -4617,7 +4617,6 @@ static int bpf_fib_set_fwd_params(struct bpf_fib_lookup *params,
memcpy(params->smac, dev->dev_addr, ETH_ALEN);
params->h_vlan_TCI = 0;
params->h_vlan_proto = 0;
- params->ifindex = dev->ifindex;

return 0;
}
@@ -4714,6 +4713,7 @@ static int bpf_ipv4_fib_lookup(struct net *net, struct bpf_fib_lookup *params,
dev = nhc->nhc_dev;

params->rt_metric = res.fi->fib_priority;
+ params->ifindex = dev->ifindex;

/* xdp and cls_bpf programs are run in RCU-bh so
* rcu_read_lock_bh is not needed here
@@ -4839,6 +4839,7 @@ static int bpf_ipv6_fib_lookup(struct net *net, struct bpf_fib_lookup *params,

dev = res.nh->fib_nh_dev;
params->rt_metric = res.f6i->fib6_metric;
+ params->ifindex = dev->ifindex;

/* xdp and cls_bpf programs are run in RCU-bh so rcu_read_lock_bh is
* not needed here.
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 1bf267d36a9c..c2844fb442c4 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -541,11 +541,9 @@ static struct sock *dccp_v6_request_recv_sock(const struct sock *sk,
*own_req = inet_ehash_nolisten(newsk, req_to_sk(req_unhash), NULL);
/* Clone pktoptions received with SYN, if we own the req */
if (*own_req && ireq->pktopts) {
- newnp->pktoptions = skb_clone(ireq->pktopts, GFP_ATOMIC);
+ newnp->pktoptions = skb_clone_and_charge_r(ireq->pktopts, newsk);
consume_skb(ireq->pktopts);
ireq->pktopts = NULL;
- if (newnp->pktoptions)
- skb_set_owner_r(newnp->pktoptions, newsk);
}

return newsk;
@@ -605,7 +603,7 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
--ANK (980728)
*/
if (np->rxopt.all)
- opt_skb = skb_clone(skb, GFP_ATOMIC);
+ opt_skb = skb_clone_and_charge_r(skb, sk);

if (sk->sk_state == DCCP_OPEN) { /* Fast path */
if (dccp_rcv_established(sk, skb, dccp_hdr(skb), skb->len))
@@ -669,7 +667,6 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
np->flow_label = ip6_flowlabel(ipv6_hdr(opt_skb));
if (ipv6_opt_accepted(sk, opt_skb,
&DCCP_SKB_CB(opt_skb)->header.h6)) {
- skb_set_owner_r(opt_skb, sk);
memmove(IP6CB(opt_skb),
&DCCP_SKB_CB(opt_skb)->header.h6,
sizeof(struct inet6_skb_parm));
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 390bedde21a5..06261603e083 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -50,7 +50,7 @@ static void ip6_datagram_flow_key_init(struct flowi6 *fl6, struct sock *sk)
fl6->flowi6_mark = sk->sk_mark;
fl6->fl6_dport = inet->inet_dport;
fl6->fl6_sport = inet->inet_sport;
- fl6->flowlabel = np->flow_label;
+ fl6->flowlabel = ip6_make_flowinfo(np->tclass, np->flow_label);
fl6->flowi6_uid = sk->sk_uid;

if (!fl6->flowi6_oif)
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index e84b79357b2f..da8611a75d2a 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -264,6 +264,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
fl6.flowi6_proto = IPPROTO_TCP;
fl6.daddr = sk->sk_v6_daddr;
fl6.saddr = saddr ? *saddr : np->saddr;
+ fl6.flowlabel = ip6_make_flowinfo(np->tclass, np->flow_label);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.fl6_dport = usin->sin6_port;
@@ -1318,14 +1319,11 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff *

/* Clone pktoptions received with SYN, if we own the req */
if (ireq->pktopts) {
- newnp->pktoptions = skb_clone(ireq->pktopts,
- sk_gfp_mask(sk, GFP_ATOMIC));
+ newnp->pktoptions = skb_clone_and_charge_r(ireq->pktopts, newsk);
consume_skb(ireq->pktopts);
ireq->pktopts = NULL;
- if (newnp->pktoptions) {
+ if (newnp->pktoptions)
tcp_v6_restore_cb(newnp->pktoptions);
- skb_set_owner_r(newnp->pktoptions, newsk);
- }
}
} else {
if (!req_unhash && found_dup_sk) {
@@ -1393,7 +1391,7 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
--ANK (980728)
*/
if (np->rxopt.all)
- opt_skb = skb_clone(skb, sk_gfp_mask(sk, GFP_ATOMIC));
+ opt_skb = skb_clone_and_charge_r(skb, sk);

if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
struct dst_entry *dst;
@@ -1475,7 +1473,6 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
if (np->repflow)
np->flow_label = ip6_flowlabel(ipv6_hdr(opt_skb));
if (ipv6_opt_accepted(sk, opt_skb, &TCP_SKB_CB(opt_skb)->header.h6)) {
- skb_set_owner_r(opt_skb, sk);
tcp_v6_restore_cb(opt_skb);
opt_skb = xchg(&np->pktoptions, opt_skb);
} else {
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c
index d5e3656fc67c..3a55a392e021 100644
--- a/net/mpls/af_mpls.c
+++ b/net/mpls/af_mpls.c
@@ -1428,6 +1428,7 @@ static int mpls_dev_sysctl_register(struct net_device *dev,
free:
kfree(table);
out:
+ mdev->sysctl = NULL;
return -ENOBUFS;
}

@@ -1437,6 +1438,9 @@ static void mpls_dev_sysctl_unregister(struct net_device *dev,
struct net *net = dev_net(dev);
struct ctl_table *table;

+ if (!mdev->sysctl)
+ return;
+
table = mdev->sysctl->ctl_table_arg;
unregister_net_sysctl_table(mdev->sysctl);
kfree(table);
diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
index b97ab1198b03..a0e30bf4a845 100644
--- a/net/netfilter/nft_tproxy.c
+++ b/net/netfilter/nft_tproxy.c
@@ -289,6 +289,13 @@ static int nft_tproxy_dump(struct sk_buff *skb,
return 0;
}

+static int nft_tproxy_validate(const struct nft_ctx *ctx,
+ const struct nft_expr *expr,
+ const struct nft_data **data)
+{
+ return nft_chain_validate_hooks(ctx->chain, 1 << NF_INET_PRE_ROUTING);
+}
+
static struct nft_expr_type nft_tproxy_type;
static const struct nft_expr_ops nft_tproxy_ops = {
.type = &nft_tproxy_type,
@@ -296,6 +303,7 @@ static const struct nft_expr_ops nft_tproxy_ops = {
.eval = nft_tproxy_eval,
.init = nft_tproxy_init,
.dump = nft_tproxy_dump,
+ .validate = nft_tproxy_validate,
};

static struct nft_expr_type nft_tproxy_type __read_mostly = {
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 58d5373c513c..7da77ddba5f4 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -378,6 +378,11 @@ static int nr_listen(struct socket *sock, int backlog)
struct sock *sk = sock->sk;

lock_sock(sk);
+ if (sock->state != SS_UNCONNECTED) {
+ release_sock(sk);
+ return -EINVAL;
+ }
+
if (sk->sk_state != TCP_LISTEN) {
memset(&nr_sk(sk)->user_addr, 0, AX25_ADDR_LEN);
sk->sk_max_ack_backlog = backlog;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index a8a8396dd983..4c537e74b18c 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -941,14 +941,14 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
key = kzalloc(sizeof(*key), GFP_KERNEL);
if (!key) {
error = -ENOMEM;
- goto err_kfree_key;
+ goto err_kfree_flow;
}

ovs_match_init(&match, key, false, &mask);
error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY],
a[OVS_FLOW_ATTR_MASK], log);
if (error)
- goto err_kfree_flow;
+ goto err_kfree_key;

ovs_flow_mask_key(&new_flow->key, key, true, &mask);

@@ -956,14 +956,14 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
error = ovs_nla_get_identifier(&new_flow->id, a[OVS_FLOW_ATTR_UFID],
key, log);
if (error)
- goto err_kfree_flow;
+ goto err_kfree_key;

/* Validate actions. */
error = ovs_nla_copy_actions(net, a[OVS_FLOW_ATTR_ACTIONS],
&new_flow->key, &acts, log);
if (error) {
OVS_NLERR(log, "Flow actions may not be safe on all matching packets.");
- goto err_kfree_flow;
+ goto err_kfree_key;
}

reply = ovs_flow_cmd_alloc_info(acts, &new_flow->id, info, false,
@@ -1063,10 +1063,10 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
kfree_skb(reply);
err_kfree_acts:
ovs_nla_free_flow_actions(acts);
-err_kfree_flow:
- ovs_flow_free(new_flow, false);
err_kfree_key:
kfree(key);
+err_kfree_flow:
+ ovs_flow_free(new_flow, false);
error:
return error;
}
diff --git a/net/rds/message.c b/net/rds/message.c
index 92b6b22884d4..be6a0a073b12 100644
--- a/net/rds/message.c
+++ b/net/rds/message.c
@@ -104,9 +104,9 @@ static void rds_rm_zerocopy_callback(struct rds_sock *rs,
spin_lock_irqsave(&q->lock, flags);
head = &q->zcookie_head;
if (!list_empty(head)) {
- info = list_entry(head, struct rds_msg_zcopy_info,
- rs_zcookie_next);
- if (info && rds_zcookie_add(info, cookie)) {
+ info = list_first_entry(head, struct rds_msg_zcopy_info,
+ rs_zcookie_next);
+ if (rds_zcookie_add(info, cookie)) {
spin_unlock_irqrestore(&q->lock, flags);
kfree(rds_info_from_znotifier(znotif));
/* caller invokes rds_wake_sk_sleep() */
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 95dda29058a0..6fb158172ddc 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -465,6 +465,12 @@ static int rose_listen(struct socket *sock, int backlog)
{
struct sock *sk = sock->sk;

+ lock_sock(sk);
+ if (sock->state != SS_UNCONNECTED) {
+ release_sock(sk);
+ return -EINVAL;
+ }
+
if (sk->sk_state != TCP_LISTEN) {
struct rose_sock *rose = rose_sk(sk);

@@ -474,8 +480,10 @@ static int rose_listen(struct socket *sock, int backlog)
memset(rose->dest_digis, 0, AX25_ADDR_LEN * ROSE_MAX_DIGIS);
sk->sk_max_ack_backlog = backlog;
sk->sk_state = TCP_LISTEN;
+ release_sock(sk);
return 0;
}
+ release_sock(sk);

return -EOPNOTSUPP;
}
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 8184c87da8be..27cb82b6237d 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -405,7 +405,10 @@ static void htb_activate_prios(struct htb_sched *q, struct htb_class *cl)
while (cl->cmode == HTB_MAY_BORROW && p && mask) {
m = mask;
while (m) {
- int prio = ffz(~m);
+ unsigned int prio = ffz(~m);
+
+ if (WARN_ON_ONCE(prio >= ARRAY_SIZE(p->inner.clprio)))
+ break;
m &= ~(1 << prio);

if (p->inner.clprio[prio].feed.rb_node)
diff --git a/net/sctp/diag.c b/net/sctp/diag.c
index 5a918e74bb82..2d0318a7352c 100644
--- a/net/sctp/diag.c
+++ b/net/sctp/diag.c
@@ -349,11 +349,9 @@ static int sctp_sock_filter(struct sctp_endpoint *ep, struct sctp_transport *tsp
struct sctp_comm_param *commp = p;
struct sock *sk = ep->base.sk;
const struct inet_diag_req_v2 *r = commp->r;
- struct sctp_association *assoc =
- list_entry(ep->asocs.next, struct sctp_association, asocs);

/* find the ep only once through the transports by this condition */
- if (tsp->asoc != assoc)
+ if (!list_is_first(&tsp->asoc->asocs, &ep->asocs))
return 0;

if (r->sdiag_family != AF_UNSPEC && sk->sk_family != r->sdiag_family)
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 0f4d39fdb48f..cfae1a871578 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1034,9 +1034,9 @@ struct rpcrdma_req *rpcrdma_req_create(struct rpcrdma_xprt *r_xprt, size_t size,
return req;

out4:
- kfree(req->rl_sendbuf);
+ rpcrdma_regbuf_free(req->rl_sendbuf);
out3:
- kfree(req->rl_rdmabuf);
+ rpcrdma_regbuf_free(req->rl_rdmabuf);
out2:
kfree(req);
out1:
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index c94aa587e0c9..43dd489ad6db 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -492,6 +492,12 @@ static int x25_listen(struct socket *sock, int backlog)
int rc = -EOPNOTSUPP;

lock_sock(sk);
+ if (sock->state != SS_UNCONNECTED) {
+ rc = -EINVAL;
+ release_sock(sk);
+ return rc;
+ }
+
if (sk->sk_state != TCP_LISTEN) {
memset(&x25_sk(sk)->dest_addr, 0, X25_ADDR_LEN);
sk->sk_max_ack_backlog = backlog;
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index e120df0a6da1..4d8d7cf3d199 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -274,8 +274,7 @@ static int xfrm6_remove_tunnel_encap(struct xfrm_state *x, struct sk_buff *skb)
goto out;

if (x->props.flags & XFRM_STATE_DECAP_DSCP)
- ipv6_copy_dscp(ipv6_get_dsfield(ipv6_hdr(skb)),
- ipipv6_hdr(skb));
+ ipv6_copy_dscp(XFRM_MODE_SKB_CB(skb)->tos, ipipv6_hdr(skb));
if (!(x->props.flags & XFRM_STATE_NOECN))
ipip6_ecn_decapsulate(skb);

diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index d181dc31cd8d..51f65d634a15 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -1093,6 +1093,7 @@ static const struct hda_device_id snd_hda_id_conexant[] = {
HDA_CODEC_ENTRY(0x14f11f86, "CX8070", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f12008, "CX8200", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f120d0, "CX11970", patch_conexant_auto),
+ HDA_CODEC_ENTRY(0x14f120d1, "SN6180", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15045, "CX20549 (Venice)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15047, "CX20551 (Waikiki)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15051, "CX20561 (Hermosa)", patch_conexant_auto),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 413d4886f3d2..75c1645dd5c1 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -770,7 +770,7 @@ static int alc_subsystem_id(struct hda_codec *codec, const hda_nid_t *ports)
alc_setup_gpio(codec, 0x02);
break;
case 7:
- alc_setup_gpio(codec, 0x03);
+ alc_setup_gpio(codec, 0x04);
break;
case 5:
default:
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 3edb4e25797d..4a74ccf7cf3e 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -821,6 +821,9 @@ static int add_secret_dac_path(struct hda_codec *codec)
return 0;
nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,
ARRAY_SIZE(conn) - 1);
+ if (nums < 0)
+ return nums;
+
for (i = 0; i < nums; i++) {
if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)
return 0;
diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c
index dd3a873777eb..00975e86473c 100644
--- a/sound/pci/lx6464es/lx_core.c
+++ b/sound/pci/lx6464es/lx_core.c
@@ -493,12 +493,11 @@ int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
dev_dbg(chip->card->dev,
"CMD_08_ASK_BUFFERS: needed %d, freed %d\n",
*r_needed, *r_freed);
- for (i = 0; i < MAX_STREAM_BUFFER; ++i) {
- for (i = 0; i != chip->rmh.stat_len; ++i)
- dev_dbg(chip->card->dev,
- " stat[%d]: %x, %x\n", i,
- chip->rmh.stat[i],
- chip->rmh.stat[i] & MASK_DATA_SIZE);
+ for (i = 0; i < MAX_STREAM_BUFFER && i < chip->rmh.stat_len;
+ ++i) {
+ dev_dbg(chip->card->dev, " stat[%d]: %x, %x\n", i,
+ chip->rmh.stat[i],
+ chip->rmh.stat[i] & MASK_DATA_SIZE);
}
}

diff --git a/sound/soc/codecs/cs42l56.c b/sound/soc/codecs/cs42l56.c
index 8be7d83f0ce9..732405587c5a 100644
--- a/sound/soc/codecs/cs42l56.c
+++ b/sound/soc/codecs/cs42l56.c
@@ -1192,18 +1192,12 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client,
if (pdata) {
cs42l56->pdata = *pdata;
} else {
- pdata = devm_kzalloc(&i2c_client->dev, sizeof(*pdata),
- GFP_KERNEL);
- if (!pdata)
- return -ENOMEM;
-
if (i2c_client->dev.of_node) {
ret = cs42l56_handle_of_data(i2c_client,
&cs42l56->pdata);
if (ret != 0)
return ret;
}
- cs42l56->pdata = *pdata;
}

if (cs42l56->pdata.gpio_nreset) {
diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c
index 921c09cdb480..0c1c8628b991 100644
--- a/sound/soc/intel/boards/bytcr_rt5651.c
+++ b/sound/soc/intel/boards/bytcr_rt5651.c
@@ -919,7 +919,6 @@ static int snd_byt_rt5651_mc_probe(struct platform_device *pdev)
if (adev) {
snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name),
"i2c-%s", acpi_dev_name(adev));
- put_device(&adev->dev);
byt_rt5651_dais[dai_index].codecs->name = byt_rt5651_codec_name;
} else {
dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id);
@@ -928,6 +927,7 @@ static int snd_byt_rt5651_mc_probe(struct platform_device *pdev)

codec_dev = bus_find_device_by_name(&i2c_bus_type, NULL,
byt_rt5651_codec_name);
+ acpi_dev_put(adev);
if (!codec_dev)
return -EPROBE_DEFER;

diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index b3cdd10c83ae..c30e450fa970 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -211,6 +211,10 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream,
int stream_tag;
int ret;

+ link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
+ if (!link)
+ return -EINVAL;
+
/* get stored dma data if resuming from system suspend */
link_dev = snd_soc_dai_get_dma_data(dai, substream);
if (!link_dev) {
@@ -231,10 +235,6 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;

- link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
- if (!link)
- return -EINVAL;
-
/* set the stream tag in the codec dai dma params */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
snd_soc_dai_set_tdm_slot(codec_dai, stream_tag, 0, 0, 0);
diff --git a/sound/synth/emux/emux_nrpn.c b/sound/synth/emux/emux_nrpn.c
index 1ac22676d464..641dc02ff709 100644
--- a/sound/synth/emux/emux_nrpn.c
+++ b/sound/synth/emux/emux_nrpn.c
@@ -349,6 +349,9 @@ int
snd_emux_xg_control(struct snd_emux_port *port, struct snd_midi_channel *chan,
int param)
{
+ if (param >= ARRAY_SIZE(chan->control))
+ return -EINVAL;
+
return send_converted_effect(xg_effects, ARRAY_SIZE(xg_effects),
port, chan, param,
chan->control[param],
diff --git a/tools/testing/selftests/bpf/verifier/search_pruning.c b/tools/testing/selftests/bpf/verifier/search_pruning.c
index 7e50cb80873a..7e36078f8f48 100644
--- a/tools/testing/selftests/bpf/verifier/search_pruning.c
+++ b/tools/testing/selftests/bpf/verifier/search_pruning.c
@@ -154,3 +154,39 @@
.result_unpriv = ACCEPT,
.insn_processed = 15,
},
+/* The test performs a conditional 64-bit write to a stack location
+ * fp[-8], this is followed by an unconditional 8-bit write to fp[-8],
+ * then data is read from fp[-8]. This sequence is unsafe.
+ *
+ * The test would be mistakenly marked as safe w/o dst register parent
+ * preservation in verifier.c:copy_register_state() function.
+ *
+ * Note the usage of BPF_F_TEST_STATE_FREQ to force creation of the
+ * checkpoint state after conditional 64-bit assignment.
+ */
+{
+ "write tracking and register parent chain bug",
+ .insns = {
+ /* r6 = ktime_get_ns() */
+ BPF_EMIT_CALL(BPF_FUNC_ktime_get_ns),
+ BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+ /* r0 = ktime_get_ns() */
+ BPF_EMIT_CALL(BPF_FUNC_ktime_get_ns),
+ /* if r0 > r6 goto +1 */
+ BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_6, 1),
+ /* *(u64 *)(r10 - 8) = 0xdeadbeef */
+ BPF_ST_MEM(BPF_DW, BPF_REG_FP, -8, 0xdeadbeef),
+ /* r1 = 42 */
+ BPF_MOV64_IMM(BPF_REG_1, 42),
+ /* *(u8 *)(r10 - 8) = r1 */
+ BPF_STX_MEM(BPF_B, BPF_REG_FP, BPF_REG_1, -8),
+ /* r2 = *(u64 *)(r10 - 8) */
+ BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_FP, -8),
+ /* exit(0) */
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .flags = BPF_F_TEST_STATE_FREQ,
+ .errstr = "invalid read from stack off -8+1 size 8",
+ .result = REJECT,
+},
diff --git a/tools/testing/selftests/net/fib_tests.sh b/tools/testing/selftests/net/fib_tests.sh
new file mode 100644
index 000000000000..6986086035d6
--- /dev/null
+++ b/tools/testing/selftests/net/fib_tests.sh
@@ -0,0 +1,1727 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# This test is for checking IPv4 and IPv6 FIB behavior in response to
+# different events.
+
+ret=0
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+
+# all tests in this script. Can be overridden with -t option
+TESTS="unregister down carrier nexthop suppress ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw rp_filter"
+
+VERBOSE=0
+PAUSE_ON_FAIL=no
+PAUSE=no
+IP="ip -netns ns1"
+NS_EXEC="ip netns exec ns1"
+
+which ping6 > /dev/null 2>&1 && ping6=$(which ping6) || ping6=$(which ping)
+
+log_test()
+{
+ local rc=$1
+ local expected=$2
+ local msg="$3"
+
+ if [ ${rc} -eq ${expected} ]; then
+ printf " TEST: %-60s [ OK ]\n" "${msg}"
+ nsuccess=$((nsuccess+1))
+ else
+ ret=1
+ nfail=$((nfail+1))
+ printf " TEST: %-60s [FAIL]\n" "${msg}"
+ if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
+ echo
+ echo "hit enter to continue, 'q' to quit"
+ read a
+ [ "$a" = "q" ] && exit 1
+ fi
+ fi
+
+ if [ "${PAUSE}" = "yes" ]; then
+ echo
+ echo "hit enter to continue, 'q' to quit"
+ read a
+ [ "$a" = "q" ] && exit 1
+ fi
+}
+
+setup()
+{
+ set -e
+ ip netns add ns1
+ ip netns set ns1 auto
+ $IP link set dev lo up
+ ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
+ ip netns exec ns1 sysctl -qw net.ipv6.conf.all.forwarding=1
+
+ $IP link add dummy0 type dummy
+ $IP link set dev dummy0 up
+ $IP address add 198.51.100.1/24 dev dummy0
+ $IP -6 address add 2001:db8:1::1/64 dev dummy0
+ set +e
+
+}
+
+cleanup()
+{
+ $IP link del dev dummy0 &> /dev/null
+ ip netns del ns1
+ ip netns del ns2 &> /dev/null
+}
+
+get_linklocal()
+{
+ local dev=$1
+ local addr
+
+ addr=$($IP -6 -br addr show dev ${dev} | \
+ awk '{
+ for (i = 3; i <= NF; ++i) {
+ if ($i ~ /^fe80/)
+ print $i
+ }
+ }'
+ )
+ addr=${addr/\/*}
+
+ [ -z "$addr" ] && return 1
+
+ echo $addr
+
+ return 0
+}
+
+fib_unreg_unicast_test()
+{
+ echo
+ echo "Single path route test"
+
+ setup
+
+ echo " Start point"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ set -e
+ $IP link del dev dummy0
+ set +e
+
+ echo " Nexthop device deleted"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 2 "IPv4 fibmatch - no route"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 2 "IPv6 fibmatch - no route"
+
+ cleanup
+}
+
+fib_unreg_multipath_test()
+{
+
+ echo
+ echo "Multipath route test"
+
+ setup
+
+ set -e
+ $IP link add dummy1 type dummy
+ $IP link set dev dummy1 up
+ $IP address add 192.0.2.1/24 dev dummy1
+ $IP -6 address add 2001:db8:2::1/64 dev dummy1
+
+ $IP route add 203.0.113.0/24 \
+ nexthop via 198.51.100.2 dev dummy0 \
+ nexthop via 192.0.2.2 dev dummy1
+ $IP -6 route add 2001:db8:3::/64 \
+ nexthop via 2001:db8:1::2 dev dummy0 \
+ nexthop via 2001:db8:2::2 dev dummy1
+ set +e
+
+ echo " Start point"
+ $IP route get fibmatch 203.0.113.1 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ set -e
+ $IP link del dev dummy0
+ set +e
+
+ echo " One nexthop device deleted"
+ $IP route get fibmatch 203.0.113.1 &> /dev/null
+ log_test $? 2 "IPv4 - multipath route removed on delete"
+
+ $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+ # In IPv6 we do not flush the entire multipath route.
+ log_test $? 0 "IPv6 - multipath down to single path"
+
+ set -e
+ $IP link del dev dummy1
+ set +e
+
+ echo " Second nexthop device deleted"
+ $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+ log_test $? 2 "IPv6 - no route"
+
+ cleanup
+}
+
+fib_unreg_test()
+{
+ fib_unreg_unicast_test
+ fib_unreg_multipath_test
+}
+
+fib_down_unicast_test()
+{
+ echo
+ echo "Single path, admin down"
+
+ setup
+
+ echo " Start point"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ set -e
+ $IP link set dev dummy0 down
+ set +e
+
+ echo " Route deleted on down"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 2 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 2 "IPv6 fibmatch"
+
+ cleanup
+}
+
+fib_down_multipath_test_do()
+{
+ local down_dev=$1
+ local up_dev=$2
+
+ $IP route get fibmatch 203.0.113.1 \
+ oif $down_dev &> /dev/null
+ log_test $? 2 "IPv4 fibmatch on down device"
+ $IP -6 route get fibmatch 2001:db8:3::1 \
+ oif $down_dev &> /dev/null
+ log_test $? 2 "IPv6 fibmatch on down device"
+
+ $IP route get fibmatch 203.0.113.1 \
+ oif $up_dev &> /dev/null
+ log_test $? 0 "IPv4 fibmatch on up device"
+ $IP -6 route get fibmatch 2001:db8:3::1 \
+ oif $up_dev &> /dev/null
+ log_test $? 0 "IPv6 fibmatch on up device"
+
+ $IP route get fibmatch 203.0.113.1 | \
+ grep $down_dev | grep -q "dead linkdown"
+ log_test $? 0 "IPv4 flags on down device"
+ $IP -6 route get fibmatch 2001:db8:3::1 | \
+ grep $down_dev | grep -q "dead linkdown"
+ log_test $? 0 "IPv6 flags on down device"
+
+ $IP route get fibmatch 203.0.113.1 | \
+ grep $up_dev | grep -q "dead linkdown"
+ log_test $? 1 "IPv4 flags on up device"
+ $IP -6 route get fibmatch 2001:db8:3::1 | \
+ grep $up_dev | grep -q "dead linkdown"
+ log_test $? 1 "IPv6 flags on up device"
+}
+
+fib_down_multipath_test()
+{
+ echo
+ echo "Admin down multipath"
+
+ setup
+
+ set -e
+ $IP link add dummy1 type dummy
+ $IP link set dev dummy1 up
+
+ $IP address add 192.0.2.1/24 dev dummy1
+ $IP -6 address add 2001:db8:2::1/64 dev dummy1
+
+ $IP route add 203.0.113.0/24 \
+ nexthop via 198.51.100.2 dev dummy0 \
+ nexthop via 192.0.2.2 dev dummy1
+ $IP -6 route add 2001:db8:3::/64 \
+ nexthop via 2001:db8:1::2 dev dummy0 \
+ nexthop via 2001:db8:2::2 dev dummy1
+ set +e
+
+ echo " Verify start point"
+ $IP route get fibmatch 203.0.113.1 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+
+ $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ set -e
+ $IP link set dev dummy0 down
+ set +e
+
+ echo " One device down, one up"
+ fib_down_multipath_test_do "dummy0" "dummy1"
+
+ set -e
+ $IP link set dev dummy0 up
+ $IP link set dev dummy1 down
+ set +e
+
+ echo " Other device down and up"
+ fib_down_multipath_test_do "dummy1" "dummy0"
+
+ set -e
+ $IP link set dev dummy0 down
+ set +e
+
+ echo " Both devices down"
+ $IP route get fibmatch 203.0.113.1 &> /dev/null
+ log_test $? 2 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+ log_test $? 2 "IPv6 fibmatch"
+
+ $IP link del dev dummy1
+ cleanup
+}
+
+fib_down_test()
+{
+ fib_down_unicast_test
+ fib_down_multipath_test
+}
+
+# Local routes should not be affected when carrier changes.
+fib_carrier_local_test()
+{
+ echo
+ echo "Local carrier tests - single path"
+
+ setup
+
+ set -e
+ $IP link set dev dummy0 carrier on
+ set +e
+
+ echo " Start point"
+ $IP route get fibmatch 198.51.100.1 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 198.51.100.1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv4 - no linkdown flag"
+ $IP -6 route get fibmatch 2001:db8:1::1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv6 - no linkdown flag"
+
+ set -e
+ $IP link set dev dummy0 carrier off
+ sleep 1
+ set +e
+
+ echo " Carrier off on nexthop"
+ $IP route get fibmatch 198.51.100.1 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 198.51.100.1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv4 - linkdown flag set"
+ $IP -6 route get fibmatch 2001:db8:1::1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv6 - linkdown flag set"
+
+ set -e
+ $IP address add 192.0.2.1/24 dev dummy0
+ $IP -6 address add 2001:db8:2::1/64 dev dummy0
+ set +e
+
+ echo " Route to local address with carrier down"
+ $IP route get fibmatch 192.0.2.1 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:2::1 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 192.0.2.1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv4 linkdown flag set"
+ $IP -6 route get fibmatch 2001:db8:2::1 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv6 linkdown flag set"
+
+ cleanup
+}
+
+fib_carrier_unicast_test()
+{
+ ret=0
+
+ echo
+ echo "Single path route carrier test"
+
+ setup
+
+ set -e
+ $IP link set dev dummy0 carrier on
+ set +e
+
+ echo " Start point"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 198.51.100.2 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv4 no linkdown flag"
+ $IP -6 route get fibmatch 2001:db8:1::2 | \
+ grep -q "linkdown"
+ log_test $? 1 "IPv6 no linkdown flag"
+
+ set -e
+ $IP link set dev dummy0 carrier off
+ sleep 1
+ set +e
+
+ echo " Carrier down"
+ $IP route get fibmatch 198.51.100.2 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 198.51.100.2 | \
+ grep -q "linkdown"
+ log_test $? 0 "IPv4 linkdown flag set"
+ $IP -6 route get fibmatch 2001:db8:1::2 | \
+ grep -q "linkdown"
+ log_test $? 0 "IPv6 linkdown flag set"
+
+ set -e
+ $IP address add 192.0.2.1/24 dev dummy0
+ $IP -6 address add 2001:db8:2::1/64 dev dummy0
+ set +e
+
+ echo " Second address added with carrier down"
+ $IP route get fibmatch 192.0.2.2 &> /dev/null
+ log_test $? 0 "IPv4 fibmatch"
+ $IP -6 route get fibmatch 2001:db8:2::2 &> /dev/null
+ log_test $? 0 "IPv6 fibmatch"
+
+ $IP route get fibmatch 192.0.2.2 | \
+ grep -q "linkdown"
+ log_test $? 0 "IPv4 linkdown flag set"
+ $IP -6 route get fibmatch 2001:db8:2::2 | \
+ grep -q "linkdown"
+ log_test $? 0 "IPv6 linkdown flag set"
+
+ cleanup
+}
+
+fib_carrier_test()
+{
+ fib_carrier_local_test
+ fib_carrier_unicast_test
+}
+
+fib_rp_filter_test()
+{
+ echo
+ echo "IPv4 rp_filter tests"
+
+ setup
+
+ set -e
+ ip netns add ns2
+ ip netns set ns2 auto
+
+ ip -netns ns2 link set dev lo up
+
+ $IP link add name veth1 type veth peer name veth2
+ $IP link set dev veth2 netns ns2
+ $IP address add 192.0.2.1/24 dev veth1
+ ip -netns ns2 address add 192.0.2.1/24 dev veth2
+ $IP link set dev veth1 up
+ ip -netns ns2 link set dev veth2 up
+
+ $IP link set dev lo address 52:54:00:6a:c7:5e
+ $IP link set dev veth1 address 52:54:00:6a:c7:5e
+ ip -netns ns2 link set dev lo address 52:54:00:6a:c7:5e
+ ip -netns ns2 link set dev veth2 address 52:54:00:6a:c7:5e
+
+ # 1. (ns2) redirect lo's egress to veth2's egress
+ ip netns exec ns2 tc qdisc add dev lo parent root handle 1: fq_codel
+ ip netns exec ns2 tc filter add dev lo parent 1: protocol arp basic \
+ action mirred egress redirect dev veth2
+ ip netns exec ns2 tc filter add dev lo parent 1: protocol ip basic \
+ action mirred egress redirect dev veth2
+
+ # 2. (ns1) redirect veth1's ingress to lo's ingress
+ $NS_EXEC tc qdisc add dev veth1 ingress
+ $NS_EXEC tc filter add dev veth1 ingress protocol arp basic \
+ action mirred ingress redirect dev lo
+ $NS_EXEC tc filter add dev veth1 ingress protocol ip basic \
+ action mirred ingress redirect dev lo
+
+ # 3. (ns1) redirect lo's egress to veth1's egress
+ $NS_EXEC tc qdisc add dev lo parent root handle 1: fq_codel
+ $NS_EXEC tc filter add dev lo parent 1: protocol arp basic \
+ action mirred egress redirect dev veth1
+ $NS_EXEC tc filter add dev lo parent 1: protocol ip basic \
+ action mirred egress redirect dev veth1
+
+ # 4. (ns2) redirect veth2's ingress to lo's ingress
+ ip netns exec ns2 tc qdisc add dev veth2 ingress
+ ip netns exec ns2 tc filter add dev veth2 ingress protocol arp basic \
+ action mirred ingress redirect dev lo
+ ip netns exec ns2 tc filter add dev veth2 ingress protocol ip basic \
+ action mirred ingress redirect dev lo
+
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.rp_filter=1
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.accept_local=1
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.route_localnet=1
+ ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=1
+ ip netns exec ns2 sysctl -qw net.ipv4.conf.all.accept_local=1
+ ip netns exec ns2 sysctl -qw net.ipv4.conf.all.route_localnet=1
+ set +e
+
+ run_cmd "ip netns exec ns2 ping -w1 -c1 192.0.2.1"
+ log_test $? 0 "rp_filter passes local packets"
+
+ run_cmd "ip netns exec ns2 ping -w1 -c1 127.0.0.1"
+ log_test $? 0 "rp_filter passes loopback packets"
+
+ cleanup
+}
+
+################################################################################
+# Tests on nexthop spec
+
+# run 'ip route add' with given spec
+add_rt()
+{
+ local desc="$1"
+ local erc=$2
+ local vrf=$3
+ local pfx=$4
+ local gw=$5
+ local dev=$6
+ local cmd out rc
+
+ [ "$vrf" = "-" ] && vrf="default"
+ [ -n "$gw" ] && gw="via $gw"
+ [ -n "$dev" ] && dev="dev $dev"
+
+ cmd="$IP route add vrf $vrf $pfx $gw $dev"
+ if [ "$VERBOSE" = "1" ]; then
+ printf "\n COMMAND: $cmd\n"
+ fi
+
+ out=$(eval $cmd 2>&1)
+ rc=$?
+ if [ "$VERBOSE" = "1" -a -n "$out" ]; then
+ echo " $out"
+ fi
+ log_test $rc $erc "$desc"
+}
+
+fib4_nexthop()
+{
+ echo
+ echo "IPv4 nexthop tests"
+
+ echo "<<< write me >>>"
+}
+
+fib6_nexthop()
+{
+ local lldummy=$(get_linklocal dummy0)
+ local llv1=$(get_linklocal dummy0)
+
+ if [ -z "$lldummy" ]; then
+ echo "Failed to get linklocal address for dummy0"
+ return 1
+ fi
+ if [ -z "$llv1" ]; then
+ echo "Failed to get linklocal address for veth1"
+ return 1
+ fi
+
+ echo
+ echo "IPv6 nexthop tests"
+
+ add_rt "Directly connected nexthop, unicast address" 0 \
+ - 2001:db8:101::/64 2001:db8:1::2
+ add_rt "Directly connected nexthop, unicast address with device" 0 \
+ - 2001:db8:102::/64 2001:db8:1::2 "dummy0"
+ add_rt "Gateway is linklocal address" 0 \
+ - 2001:db8:103::1/64 $llv1 "veth0"
+
+ # fails because LL address requires a device
+ add_rt "Gateway is linklocal address, no device" 2 \
+ - 2001:db8:104::1/64 $llv1
+
+ # local address can not be a gateway
+ add_rt "Gateway can not be local unicast address" 2 \
+ - 2001:db8:105::/64 2001:db8:1::1
+ add_rt "Gateway can not be local unicast address, with device" 2 \
+ - 2001:db8:106::/64 2001:db8:1::1 "dummy0"
+ add_rt "Gateway can not be a local linklocal address" 2 \
+ - 2001:db8:107::1/64 $lldummy "dummy0"
+
+ # VRF tests
+ add_rt "Gateway can be local address in a VRF" 0 \
+ - 2001:db8:108::/64 2001:db8:51::2
+ add_rt "Gateway can be local address in a VRF, with device" 0 \
+ - 2001:db8:109::/64 2001:db8:51::2 "veth0"
+ add_rt "Gateway can be local linklocal address in a VRF" 0 \
+ - 2001:db8:110::1/64 $llv1 "veth0"
+
+ add_rt "Redirect to VRF lookup" 0 \
+ - 2001:db8:111::/64 "" "red"
+
+ add_rt "VRF route, gateway can be local address in default VRF" 0 \
+ red 2001:db8:112::/64 2001:db8:51::1
+
+ # local address in same VRF fails
+ add_rt "VRF route, gateway can not be a local address" 2 \
+ red 2001:db8:113::1/64 2001:db8:2::1
+ add_rt "VRF route, gateway can not be a local addr with device" 2 \
+ red 2001:db8:114::1/64 2001:db8:2::1 "dummy1"
+}
+
+# Default VRF:
+# dummy0 - 198.51.100.1/24 2001:db8:1::1/64
+# veth0 - 192.0.2.1/24 2001:db8:51::1/64
+#
+# VRF red:
+# dummy1 - 192.168.2.1/24 2001:db8:2::1/64
+# veth1 - 192.0.2.2/24 2001:db8:51::2/64
+#
+# [ dummy0 veth0 ]--[ veth1 dummy1 ]
+
+fib_nexthop_test()
+{
+ setup
+
+ set -e
+
+ $IP -4 rule add pref 32765 table local
+ $IP -4 rule del pref 0
+ $IP -6 rule add pref 32765 table local
+ $IP -6 rule del pref 0
+
+ $IP link add red type vrf table 1
+ $IP link set red up
+ $IP -4 route add vrf red unreachable default metric 4278198272
+ $IP -6 route add vrf red unreachable default metric 4278198272
+
+ $IP link add veth0 type veth peer name veth1
+ $IP link set dev veth0 up
+ $IP address add 192.0.2.1/24 dev veth0
+ $IP -6 address add 2001:db8:51::1/64 dev veth0
+
+ $IP link set dev veth1 vrf red up
+ $IP address add 192.0.2.2/24 dev veth1
+ $IP -6 address add 2001:db8:51::2/64 dev veth1
+
+ $IP link add dummy1 type dummy
+ $IP link set dev dummy1 vrf red up
+ $IP address add 192.168.2.1/24 dev dummy1
+ $IP -6 address add 2001:db8:2::1/64 dev dummy1
+ set +e
+
+ sleep 1
+ fib4_nexthop
+ fib6_nexthop
+
+ (
+ $IP link del dev dummy1
+ $IP link del veth0
+ $IP link del red
+ ) 2>/dev/null
+ cleanup
+}
+
+fib_suppress_test()
+{
+ echo
+ echo "FIB rule with suppress_prefixlength"
+ setup
+
+ $IP link add dummy1 type dummy
+ $IP link set dummy1 up
+ $IP -6 route add default dev dummy1
+ $IP -6 rule add table main suppress_prefixlength 0
+ ping -f -c 1000 -W 1 1234::1 >/dev/null 2>&1
+ $IP -6 rule del table main suppress_prefixlength 0
+ $IP link del dummy1
+
+ # If we got here without crashing, we're good.
+ log_test 0 0 "FIB rule suppress test"
+
+ cleanup
+}
+
+################################################################################
+# Tests on route add and replace
+
+run_cmd()
+{
+ local cmd="$1"
+ local out
+ local stderr="2>/dev/null"
+
+ if [ "$VERBOSE" = "1" ]; then
+ printf " COMMAND: $cmd\n"
+ stderr=
+ fi
+
+ out=$(eval $cmd $stderr)
+ rc=$?
+ if [ "$VERBOSE" = "1" -a -n "$out" ]; then
+ echo " $out"
+ fi
+
+ [ "$VERBOSE" = "1" ] && echo
+
+ return $rc
+}
+
+check_expected()
+{
+ local out="$1"
+ local expected="$2"
+ local rc=0
+
+ [ "${out}" = "${expected}" ] && return 0
+
+ if [ -z "${out}" ]; then
+ if [ "$VERBOSE" = "1" ]; then
+ printf "\nNo route entry found\n"
+ printf "Expected:\n"
+ printf " ${expected}\n"
+ fi
+ return 1
+ fi
+
+ # tricky way to convert output to 1-line without ip's
+ # messy '\'; this drops all extra white space
+ out=$(echo ${out})
+ if [ "${out}" != "${expected}" ]; then
+ rc=1
+ if [ "${VERBOSE}" = "1" ]; then
+ printf " Unexpected route entry. Have:\n"
+ printf " ${out}\n"
+ printf " Expected:\n"
+ printf " ${expected}\n\n"
+ fi
+ fi
+
+ return $rc
+}
+
+# add route for a prefix, flushing any existing routes first
+# expected to be the first step of a test
+add_route6()
+{
+ local pfx="$1"
+ local nh="$2"
+ local out
+
+ if [ "$VERBOSE" = "1" ]; then
+ echo
+ echo " ##################################################"
+ echo
+ fi
+
+ run_cmd "$IP -6 ro flush ${pfx}"
+ [ $? -ne 0 ] && exit 1
+
+ out=$($IP -6 ro ls match ${pfx})
+ if [ -n "$out" ]; then
+ echo "Failed to flush routes for prefix used for tests."
+ exit 1
+ fi
+
+ run_cmd "$IP -6 ro add ${pfx} ${nh}"
+ if [ $? -ne 0 ]; then
+ echo "Failed to add initial route for test."
+ exit 1
+ fi
+}
+
+# add initial route - used in replace route tests
+add_initial_route6()
+{
+ add_route6 "2001:db8:104::/64" "$1"
+}
+
+check_route6()
+{
+ local pfx
+ local expected="$1"
+ local out
+ local rc=0
+
+ set -- $expected
+ pfx=$1
+
+ out=$($IP -6 ro ls match ${pfx} | sed -e 's/ pref medium//')
+ check_expected "${out}" "${expected}"
+}
+
+route_cleanup()
+{
+ $IP li del red 2>/dev/null
+ $IP li del dummy1 2>/dev/null
+ $IP li del veth1 2>/dev/null
+ $IP li del veth3 2>/dev/null
+
+ cleanup &> /dev/null
+}
+
+route_setup()
+{
+ route_cleanup
+ setup
+
+ [ "${VERBOSE}" = "1" ] && set -x
+ set -e
+
+ ip netns add ns2
+ ip netns set ns2 auto
+ ip -netns ns2 link set dev lo up
+ ip netns exec ns2 sysctl -qw net.ipv4.ip_forward=1
+ ip netns exec ns2 sysctl -qw net.ipv6.conf.all.forwarding=1
+
+ $IP li add veth1 type veth peer name veth2
+ $IP li add veth3 type veth peer name veth4
+
+ $IP li set veth1 up
+ $IP li set veth3 up
+ $IP li set veth2 netns ns2 up
+ $IP li set veth4 netns ns2 up
+ ip -netns ns2 li add dummy1 type dummy
+ ip -netns ns2 li set dummy1 up
+
+ $IP -6 addr add 2001:db8:101::1/64 dev veth1 nodad
+ $IP -6 addr add 2001:db8:103::1/64 dev veth3 nodad
+ $IP addr add 172.16.101.1/24 dev veth1
+ $IP addr add 172.16.103.1/24 dev veth3
+
+ ip -netns ns2 -6 addr add 2001:db8:101::2/64 dev veth2 nodad
+ ip -netns ns2 -6 addr add 2001:db8:103::2/64 dev veth4 nodad
+ ip -netns ns2 -6 addr add 2001:db8:104::1/64 dev dummy1 nodad
+
+ ip -netns ns2 addr add 172.16.101.2/24 dev veth2
+ ip -netns ns2 addr add 172.16.103.2/24 dev veth4
+ ip -netns ns2 addr add 172.16.104.1/24 dev dummy1
+
+ set +e
+}
+
+# assumption is that basic add of a single path route works
+# otherwise just adding an address on an interface is broken
+ipv6_rt_add()
+{
+ local rc
+
+ echo
+ echo "IPv6 route add / append tests"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::2"
+ log_test $? 2 "Attempt to add duplicate route - gw"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro add 2001:db8:104::/64 dev veth3"
+ log_test $? 2 "Attempt to add duplicate route - dev only"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro add unreachable 2001:db8:104::/64"
+ log_test $? 2 "Attempt to add duplicate route - reject route"
+
+ # route append with same prefix adds a new route
+ # - iproute2 sets NLM_F_CREATE | NLM_F_APPEND
+ add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro append 2001:db8:104::/64 via 2001:db8:103::2"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ log_test $? 0 "Append nexthop to existing route - gw"
+
+ # insert mpath directly
+ add_route6 "2001:db8:104::/64" "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ log_test $? 0 "Add multipath route"
+
+ add_route6 "2001:db8:104::/64" "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro add 2001:db8:104::/64 nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ log_test $? 2 "Attempt to add duplicate multipath route"
+
+ # insert of a second route without append but different metric
+ add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::2 metric 512"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::3 metric 256"
+ rc=$?
+ fi
+ log_test $rc 0 "Route add with different metrics"
+
+ run_cmd "$IP -6 ro del 2001:db8:104::/64 metric 512"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:104::/64 via 2001:db8:103::3 dev veth3 metric 256 2001:db8:104::/64 via 2001:db8:101::2 dev veth1 metric 1024"
+ rc=$?
+ fi
+ log_test $rc 0 "Route delete with metric"
+}
+
+ipv6_rt_replace_single()
+{
+ # single path with single path
+ #
+ add_initial_route6 "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:103::2"
+ check_route6 "2001:db8:104::/64 via 2001:db8:103::2 dev veth3 metric 1024"
+ log_test $? 0 "Single path with single path"
+
+ # single path with multipath
+ #
+ add_initial_route6 "nexthop via 2001:db8:101::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::2"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::3 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ log_test $? 0 "Single path with multipath"
+
+ # single path with single path using MULTIPATH attribute
+ #
+ add_initial_route6 "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:103::2"
+ check_route6 "2001:db8:104::/64 via 2001:db8:103::2 dev veth3 metric 1024"
+ log_test $? 0 "Single path with single path via multipath attribute"
+
+ # route replace fails - invalid nexthop
+ add_initial_route6 "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:104::2"
+ if [ $? -eq 0 ]; then
+ # previous command is expected to fail so if it returns 0
+ # that means the test failed.
+ log_test 0 1 "Invalid nexthop"
+ else
+ check_route6 "2001:db8:104::/64 via 2001:db8:101::2 dev veth1 metric 1024"
+ log_test $? 0 "Invalid nexthop"
+ fi
+
+ # replace non-existent route
+ # - note use of change versus replace since ip adds NLM_F_CREATE
+ # for replace
+ add_initial_route6 "via 2001:db8:101::2"
+ run_cmd "$IP -6 ro change 2001:db8:105::/64 via 2001:db8:101::2"
+ log_test $? 2 "Single path - replace of non-existent route"
+}
+
+ipv6_rt_replace_mpath()
+{
+ # multipath with multipath
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::3"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::3 dev veth1 weight 1 nexthop via 2001:db8:103::3 dev veth3 weight 1"
+ log_test $? 0 "Multipath with multipath"
+
+ # multipath with single
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:101::3"
+ check_route6 "2001:db8:104::/64 via 2001:db8:101::3 dev veth1 metric 1024"
+ log_test $? 0 "Multipath with single path"
+
+ # multipath with single
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3"
+ check_route6 "2001:db8:104::/64 via 2001:db8:101::3 dev veth1 metric 1024"
+ log_test $? 0 "Multipath with single path via multipath attribute"
+
+ # multipath with dev-only
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 dev veth1"
+ check_route6 "2001:db8:104::/64 dev veth1 metric 1024"
+ log_test $? 0 "Multipath with dev-only"
+
+ # route replace fails - invalid nexthop 1
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:111::3 nexthop via 2001:db8:103::3"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ log_test $? 0 "Multipath - invalid first nexthop"
+
+ # route replace fails - invalid nexthop 2
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:113::3"
+ check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ log_test $? 0 "Multipath - invalid second nexthop"
+
+ # multipath non-existent route
+ add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ run_cmd "$IP -6 ro change 2001:db8:105::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::3"
+ log_test $? 2 "Multipath - replace of non-existent route"
+}
+
+ipv6_rt_replace()
+{
+ echo
+ echo "IPv6 route replace tests"
+
+ ipv6_rt_replace_single
+ ipv6_rt_replace_mpath
+}
+
+ipv6_route_test()
+{
+ route_setup
+
+ ipv6_rt_add
+ ipv6_rt_replace
+
+ route_cleanup
+}
+
+ip_addr_metric_check()
+{
+ ip addr help 2>&1 | grep -q metric
+ if [ $? -ne 0 ]; then
+ echo "iproute2 command does not support metric for addresses. Skipping test"
+ return 1
+ fi
+
+ return 0
+}
+
+ipv6_addr_metric_test()
+{
+ local rc
+
+ echo
+ echo "IPv6 prefix route tests"
+
+ ip_addr_metric_check || return 1
+
+ setup
+
+ set -e
+ $IP li add dummy1 type dummy
+ $IP li add dummy2 type dummy
+ $IP li set dummy1 up
+ $IP li set dummy2 up
+
+ # default entry is metric 256
+ run_cmd "$IP -6 addr add dev dummy1 2001:db8:104::1/64"
+ run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::2/64"
+ set +e
+
+ check_route6 "2001:db8:104::/64 dev dummy1 proto kernel metric 256 2001:db8:104::/64 dev dummy2 proto kernel metric 256"
+ log_test $? 0 "Default metric"
+
+ set -e
+ run_cmd "$IP -6 addr flush dev dummy1"
+ run_cmd "$IP -6 addr add dev dummy1 2001:db8:104::1/64 metric 257"
+ set +e
+
+ check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 256 2001:db8:104::/64 dev dummy1 proto kernel metric 257"
+ log_test $? 0 "User specified metric on first device"
+
+ set -e
+ run_cmd "$IP -6 addr flush dev dummy2"
+ run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::2/64 metric 258"
+ set +e
+
+ check_route6 "2001:db8:104::/64 dev dummy1 proto kernel metric 257 2001:db8:104::/64 dev dummy2 proto kernel metric 258"
+ log_test $? 0 "User specified metric on second device"
+
+ run_cmd "$IP -6 addr del dev dummy1 2001:db8:104::1/64 metric 257"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 258"
+ rc=$?
+ fi
+ log_test $rc 0 "Delete of address on first device"
+
+ run_cmd "$IP -6 addr change dev dummy2 2001:db8:104::2/64 metric 259"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 259"
+ rc=$?
+ fi
+ log_test $rc 0 "Modify metric of address"
+
+ # verify prefix route removed on down
+ run_cmd "ip netns exec ns1 sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1"
+ run_cmd "$IP li set dev dummy2 down"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ out=$($IP -6 ro ls match 2001:db8:104::/64)
+ check_expected "${out}" ""
+ rc=$?
+ fi
+ log_test $rc 0 "Prefix route removed on link down"
+
+ # verify prefix route re-inserted with assigned metric
+ run_cmd "$IP li set dev dummy2 up"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 259"
+ rc=$?
+ fi
+ log_test $rc 0 "Prefix route with metric on link up"
+
+ # verify peer metric added correctly
+ set -e
+ run_cmd "$IP -6 addr flush dev dummy2"
+ run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::1 peer 2001:db8:104::2 metric 260"
+ set +e
+
+ check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 260"
+ log_test $? 0 "Set metric with peer route on local side"
+ check_route6 "2001:db8:104::2 dev dummy2 proto kernel metric 260"
+ log_test $? 0 "Set metric with peer route on peer side"
+
+ set -e
+ run_cmd "$IP -6 addr change dev dummy2 2001:db8:104::1 peer 2001:db8:104::3 metric 261"
+ set +e
+
+ check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 261"
+ log_test $? 0 "Modify metric and peer address on local side"
+ check_route6 "2001:db8:104::3 dev dummy2 proto kernel metric 261"
+ log_test $? 0 "Modify metric and peer address on peer side"
+
+ $IP li del dummy1
+ $IP li del dummy2
+ cleanup
+}
+
+ipv6_route_metrics_test()
+{
+ local rc
+
+ echo
+ echo "IPv6 routes with metrics"
+
+ route_setup
+
+ #
+ # single path with metrics
+ #
+ run_cmd "$IP -6 ro add 2001:db8:111::/64 via 2001:db8:101::2 mtu 1400"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:111::/64 via 2001:db8:101::2 dev veth1 metric 1024 mtu 1400"
+ rc=$?
+ fi
+ log_test $rc 0 "Single path route with mtu metric"
+
+
+ #
+ # multipath via separate routes with metrics
+ #
+ run_cmd "$IP -6 ro add 2001:db8:112::/64 via 2001:db8:101::2 mtu 1400"
+ run_cmd "$IP -6 ro append 2001:db8:112::/64 via 2001:db8:103::2"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:112::/64 metric 1024 mtu 1400 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ rc=$?
+ fi
+ log_test $rc 0 "Multipath route via 2 single routes with mtu metric on first"
+
+ # second route is coalesced to first to make a multipath route.
+ # MTU of the second path is hidden from display!
+ run_cmd "$IP -6 ro add 2001:db8:113::/64 via 2001:db8:101::2"
+ run_cmd "$IP -6 ro append 2001:db8:113::/64 via 2001:db8:103::2 mtu 1400"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:113::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ rc=$?
+ fi
+ log_test $rc 0 "Multipath route via 2 single routes with mtu metric on 2nd"
+
+ run_cmd "$IP -6 ro del 2001:db8:113::/64 via 2001:db8:101::2"
+ if [ $? -eq 0 ]; then
+ check_route6 "2001:db8:113::/64 via 2001:db8:103::2 dev veth3 metric 1024 mtu 1400"
+ log_test $? 0 " MTU of second leg"
+ fi
+
+ #
+ # multipath with metrics
+ #
+ run_cmd "$IP -6 ro add 2001:db8:115::/64 mtu 1400 nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route6 "2001:db8:115::/64 metric 1024 mtu 1400 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
+ rc=$?
+ fi
+ log_test $rc 0 "Multipath route with mtu metric"
+
+ $IP -6 ro add 2001:db8:104::/64 via 2001:db8:101::2 mtu 1300
+ run_cmd "ip netns exec ns1 ${ping6} -w1 -c1 -s 1500 2001:db8:104::1"
+ log_test $? 0 "Using route with mtu metric"
+
+ run_cmd "$IP -6 ro add 2001:db8:114::/64 via 2001:db8:101::2 congctl lock foo"
+ log_test $? 2 "Invalid metric (fails metric_convert)"
+
+ route_cleanup
+}
+
+# add route for a prefix, flushing any existing routes first
+# expected to be the first step of a test
+add_route()
+{
+ local pfx="$1"
+ local nh="$2"
+ local out
+
+ if [ "$VERBOSE" = "1" ]; then
+ echo
+ echo " ##################################################"
+ echo
+ fi
+
+ run_cmd "$IP ro flush ${pfx}"
+ [ $? -ne 0 ] && exit 1
+
+ out=$($IP ro ls match ${pfx})
+ if [ -n "$out" ]; then
+ echo "Failed to flush routes for prefix used for tests."
+ exit 1
+ fi
+
+ run_cmd "$IP ro add ${pfx} ${nh}"
+ if [ $? -ne 0 ]; then
+ echo "Failed to add initial route for test."
+ exit 1
+ fi
+}
+
+# add initial route - used in replace route tests
+add_initial_route()
+{
+ add_route "172.16.104.0/24" "$1"
+}
+
+check_route()
+{
+ local pfx
+ local expected="$1"
+ local out
+
+ set -- $expected
+ pfx=$1
+ [ "${pfx}" = "unreachable" ] && pfx=$2
+
+ out=$($IP ro ls match ${pfx})
+ check_expected "${out}" "${expected}"
+}
+
+# assumption is that basic add of a single path route works
+# otherwise just adding an address on an interface is broken
+ipv4_rt_add()
+{
+ local rc
+
+ echo
+ echo "IPv4 route add / append tests"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.2"
+ log_test $? 2 "Attempt to add duplicate route - gw"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro add 172.16.104.0/24 dev veth3"
+ log_test $? 2 "Attempt to add duplicate route - dev only"
+
+ # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro add unreachable 172.16.104.0/24"
+ log_test $? 2 "Attempt to add duplicate route - reject route"
+
+ # iproute2 prepend only sets NLM_F_CREATE
+ # - adds a new route; does NOT convert existing route to ECMP
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro prepend 172.16.104.0/24 via 172.16.103.2"
+ check_route "172.16.104.0/24 via 172.16.103.2 dev veth3 172.16.104.0/24 via 172.16.101.2 dev veth1"
+ log_test $? 0 "Add new nexthop for existing prefix"
+
+ # route append with same prefix adds a new route
+ # - iproute2 sets NLM_F_CREATE | NLM_F_APPEND
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro append 172.16.104.0/24 via 172.16.103.2"
+ check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 via 172.16.103.2 dev veth3"
+ log_test $? 0 "Append nexthop to existing route - gw"
+
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro append 172.16.104.0/24 dev veth3"
+ check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 dev veth3 scope link"
+ log_test $? 0 "Append nexthop to existing route - dev only"
+
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro append unreachable 172.16.104.0/24"
+ check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 unreachable 172.16.104.0/24"
+ log_test $? 0 "Append nexthop to existing route - reject route"
+
+ run_cmd "$IP ro flush 172.16.104.0/24"
+ run_cmd "$IP ro add unreachable 172.16.104.0/24"
+ run_cmd "$IP ro append 172.16.104.0/24 via 172.16.103.2"
+ check_route "unreachable 172.16.104.0/24 172.16.104.0/24 via 172.16.103.2 dev veth3"
+ log_test $? 0 "Append nexthop to existing reject route - gw"
+
+ run_cmd "$IP ro flush 172.16.104.0/24"
+ run_cmd "$IP ro add unreachable 172.16.104.0/24"
+ run_cmd "$IP ro append 172.16.104.0/24 dev veth3"
+ check_route "unreachable 172.16.104.0/24 172.16.104.0/24 dev veth3 scope link"
+ log_test $? 0 "Append nexthop to existing reject route - dev only"
+
+ # insert mpath directly
+ add_route "172.16.104.0/24" "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ log_test $? 0 "add multipath route"
+
+ add_route "172.16.104.0/24" "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro add 172.16.104.0/24 nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ log_test $? 2 "Attempt to add duplicate multipath route"
+
+ # insert of a second route without append but different metric
+ add_route "172.16.104.0/24" "via 172.16.101.2"
+ run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.2 metric 512"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.3 metric 256"
+ rc=$?
+ fi
+ log_test $rc 0 "Route add with different metrics"
+
+ run_cmd "$IP ro del 172.16.104.0/24 metric 512"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 via 172.16.103.3 dev veth3 metric 256"
+ rc=$?
+ fi
+ log_test $rc 0 "Route delete with metric"
+}
+
+ipv4_rt_replace_single()
+{
+ # single path with single path
+ #
+ add_initial_route "via 172.16.101.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 via 172.16.103.2"
+ check_route "172.16.104.0/24 via 172.16.103.2 dev veth3"
+ log_test $? 0 "Single path with single path"
+
+ # single path with multipath
+ #
+ add_initial_route "nexthop via 172.16.101.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.2"
+ check_route "172.16.104.0/24 nexthop via 172.16.101.3 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ log_test $? 0 "Single path with multipath"
+
+ # single path with reject
+ #
+ add_initial_route "nexthop via 172.16.101.2"
+ run_cmd "$IP ro replace unreachable 172.16.104.0/24"
+ check_route "unreachable 172.16.104.0/24"
+ log_test $? 0 "Single path with reject route"
+
+ # single path with single path using MULTIPATH attribute
+ #
+ add_initial_route "via 172.16.101.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.103.2"
+ check_route "172.16.104.0/24 via 172.16.103.2 dev veth3"
+ log_test $? 0 "Single path with single path via multipath attribute"
+
+ # route replace fails - invalid nexthop
+ add_initial_route "via 172.16.101.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 via 2001:db8:104::2"
+ if [ $? -eq 0 ]; then
+ # previous command is expected to fail so if it returns 0
+ # that means the test failed.
+ log_test 0 1 "Invalid nexthop"
+ else
+ check_route "172.16.104.0/24 via 172.16.101.2 dev veth1"
+ log_test $? 0 "Invalid nexthop"
+ fi
+
+ # replace non-existent route
+ # - note use of change versus replace since ip adds NLM_F_CREATE
+ # for replace
+ add_initial_route "via 172.16.101.2"
+ run_cmd "$IP ro change 172.16.105.0/24 via 172.16.101.2"
+ log_test $? 2 "Single path - replace of non-existent route"
+}
+
+ipv4_rt_replace_mpath()
+{
+ # multipath with multipath
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.3"
+ check_route "172.16.104.0/24 nexthop via 172.16.101.3 dev veth1 weight 1 nexthop via 172.16.103.3 dev veth3 weight 1"
+ log_test $? 0 "Multipath with multipath"
+
+ # multipath with single
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 via 172.16.101.3"
+ check_route "172.16.104.0/24 via 172.16.101.3 dev veth1"
+ log_test $? 0 "Multipath with single path"
+
+ # multipath with single
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3"
+ check_route "172.16.104.0/24 via 172.16.101.3 dev veth1"
+ log_test $? 0 "Multipath with single path via multipath attribute"
+
+ # multipath with reject
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace unreachable 172.16.104.0/24"
+ check_route "unreachable 172.16.104.0/24"
+ log_test $? 0 "Multipath with reject route"
+
+ # route replace fails - invalid nexthop 1
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.111.3 nexthop via 172.16.103.3"
+ check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ log_test $? 0 "Multipath - invalid first nexthop"
+
+ # route replace fails - invalid nexthop 2
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.113.3"
+ check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ log_test $? 0 "Multipath - invalid second nexthop"
+
+ # multipath non-existent route
+ add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ run_cmd "$IP ro change 172.16.105.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.3"
+ log_test $? 2 "Multipath - replace of non-existent route"
+}
+
+ipv4_rt_replace()
+{
+ echo
+ echo "IPv4 route replace tests"
+
+ ipv4_rt_replace_single
+ ipv4_rt_replace_mpath
+}
+
+ipv4_route_test()
+{
+ route_setup
+
+ ipv4_rt_add
+ ipv4_rt_replace
+
+ route_cleanup
+}
+
+ipv4_addr_metric_test()
+{
+ local rc
+
+ echo
+ echo "IPv4 prefix route tests"
+
+ ip_addr_metric_check || return 1
+
+ setup
+
+ set -e
+ $IP li add dummy1 type dummy
+ $IP li add dummy2 type dummy
+ $IP li set dummy1 up
+ $IP li set dummy2 up
+
+ # default entry is metric 256
+ run_cmd "$IP addr add dev dummy1 172.16.104.1/24"
+ run_cmd "$IP addr add dev dummy2 172.16.104.2/24"
+ set +e
+
+ check_route "172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2"
+ log_test $? 0 "Default metric"
+
+ set -e
+ run_cmd "$IP addr flush dev dummy1"
+ run_cmd "$IP addr add dev dummy1 172.16.104.1/24 metric 257"
+ set +e
+
+ check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 metric 257"
+ log_test $? 0 "User specified metric on first device"
+
+ set -e
+ run_cmd "$IP addr flush dev dummy2"
+ run_cmd "$IP addr add dev dummy2 172.16.104.2/24 metric 258"
+ set +e
+
+ check_route "172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 metric 257 172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 258"
+ log_test $? 0 "User specified metric on second device"
+
+ run_cmd "$IP addr del dev dummy1 172.16.104.1/24 metric 257"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 258"
+ rc=$?
+ fi
+ log_test $rc 0 "Delete of address on first device"
+
+ run_cmd "$IP addr change dev dummy2 172.16.104.2/24 metric 259"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 259"
+ rc=$?
+ fi
+ log_test $rc 0 "Modify metric of address"
+
+ # verify prefix route removed on down
+ run_cmd "$IP li set dev dummy2 down"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ out=$($IP ro ls match 172.16.104.0/24)
+ check_expected "${out}" ""
+ rc=$?
+ fi
+ log_test $rc 0 "Prefix route removed on link down"
+
+ # verify prefix route re-inserted with assigned metric
+ run_cmd "$IP li set dev dummy2 up"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 259"
+ rc=$?
+ fi
+ log_test $rc 0 "Prefix route with metric on link up"
+
+ # explicitly check for metric changes on edge scenarios
+ run_cmd "$IP addr flush dev dummy2"
+ run_cmd "$IP addr add dev dummy2 172.16.104.0/24 metric 259"
+ run_cmd "$IP addr change dev dummy2 172.16.104.0/24 metric 260"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.0 metric 260"
+ rc=$?
+ fi
+ log_test $rc 0 "Modify metric of .0/24 address"
+
+ run_cmd "$IP addr flush dev dummy2"
+ run_cmd "$IP addr add dev dummy2 172.16.104.1/32 peer 172.16.104.2 metric 260"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.2 dev dummy2 proto kernel scope link src 172.16.104.1 metric 260"
+ rc=$?
+ fi
+ log_test $rc 0 "Set metric of address with peer route"
+
+ run_cmd "$IP addr change dev dummy2 172.16.104.1/32 peer 172.16.104.3 metric 261"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.3 dev dummy2 proto kernel scope link src 172.16.104.1 metric 261"
+ rc=$?
+ fi
+ log_test $rc 0 "Modify metric and peer address for peer route"
+
+ $IP li del dummy1
+ $IP li del dummy2
+ cleanup
+}
+
+ipv4_route_metrics_test()
+{
+ local rc
+
+ echo
+ echo "IPv4 route add / append tests"
+
+ route_setup
+
+ run_cmd "$IP ro add 172.16.111.0/24 via 172.16.101.2 mtu 1400"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.111.0/24 via 172.16.101.2 dev veth1 mtu 1400"
+ rc=$?
+ fi
+ log_test $rc 0 "Single path route with mtu metric"
+
+
+ run_cmd "$IP ro add 172.16.112.0/24 mtu 1400 nexthop via 172.16.101.2 nexthop via 172.16.103.2"
+ rc=$?
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.112.0/24 mtu 1400 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ rc=$?
+ fi
+ log_test $rc 0 "Multipath route with mtu metric"
+
+ $IP ro add 172.16.104.0/24 via 172.16.101.2 mtu 1300
+ run_cmd "ip netns exec ns1 ping -w1 -c1 -s 1500 172.16.104.1"
+ log_test $? 0 "Using route with mtu metric"
+
+ run_cmd "$IP ro add 172.16.111.0/24 via 172.16.101.2 congctl lock foo"
+ log_test $? 2 "Invalid metric (fails metric_convert)"
+
+ route_cleanup
+}
+
+ipv4_route_v6_gw_test()
+{
+ local rc
+
+ echo
+ echo "IPv4 route with IPv6 gateway tests"
+
+ route_setup
+ sleep 2
+
+ #
+ # single path route
+ #
+ run_cmd "$IP ro add 172.16.104.0/24 via inet6 2001:db8:101::2"
+ rc=$?
+ log_test $rc 0 "Single path route with IPv6 gateway"
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 via inet6 2001:db8:101::2 dev veth1"
+ fi
+
+ run_cmd "ip netns exec ns1 ping -w1 -c1 172.16.104.1"
+ log_test $rc 0 "Single path route with IPv6 gateway - ping"
+
+ run_cmd "$IP ro del 172.16.104.0/24 via inet6 2001:db8:101::2"
+ rc=$?
+ log_test $rc 0 "Single path route delete"
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.112.0/24"
+ fi
+
+ #
+ # multipath - v6 then v4
+ #
+ run_cmd "$IP ro add 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
+ rc=$?
+ log_test $rc 0 "Multipath route add - v6 nexthop then v4"
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
+ fi
+
+ run_cmd "$IP ro del 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
+ log_test $? 2 " Multipath route delete - nexthops in wrong order"
+
+ run_cmd "$IP ro del 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
+ log_test $? 0 " Multipath route delete exact match"
+
+ #
+ # multipath - v4 then v6
+ #
+ run_cmd "$IP ro add 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
+ rc=$?
+ log_test $rc 0 "Multipath route add - v4 nexthop then v6"
+ if [ $rc -eq 0 ]; then
+ check_route "172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 weight 1 nexthop via inet6 2001:db8:101::2 dev veth1 weight 1"
+ fi
+
+ run_cmd "$IP ro del 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
+ log_test $? 2 " Multipath route delete - nexthops in wrong order"
+
+ run_cmd "$IP ro del 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
+ log_test $? 0 " Multipath route delete exact match"
+
+ route_cleanup
+}
+
+################################################################################
+# usage
+
+usage()
+{
+ cat <<EOF
+usage: ${0##*/} OPTS
+
+ -t <test> Test(s) to run (default: all)
+ (options: $TESTS)
+ -p Pause on fail
+ -P Pause after each test before cleanup
+ -v verbose mode (show commands and output)
+EOF
+}
+
+################################################################################
+# main
+
+while getopts :t:pPhv o
+do
+ case $o in
+ t) TESTS=$OPTARG;;
+ p) PAUSE_ON_FAIL=yes;;
+ P) PAUSE=yes;;
+ v) VERBOSE=$(($VERBOSE + 1));;
+ h) usage; exit 0;;
+ *) usage; exit 1;;
+ esac
+done
+
+PEER_CMD="ip netns exec ${PEER_NS}"
+
+# make sure we don't pause twice
+[ "${PAUSE}" = "yes" ] && PAUSE_ON_FAIL=no
+
+if [ "$(id -u)" -ne 0 ];then
+ echo "SKIP: Need root privileges"
+ exit $ksft_skip;
+fi
+
+if [ ! -x "$(command -v ip)" ]; then
+ echo "SKIP: Could not run test without ip tool"
+ exit $ksft_skip
+fi
+
+ip route help 2>&1 | grep -q fibmatch
+if [ $? -ne 0 ]; then
+ echo "SKIP: iproute2 too old, missing fibmatch"
+ exit $ksft_skip
+fi
+
+# start clean
+cleanup &> /dev/null
+
+for t in $TESTS
+do
+ case $t in
+ fib_unreg_test|unregister) fib_unreg_test;;
+ fib_down_test|down) fib_down_test;;
+ fib_carrier_test|carrier) fib_carrier_test;;
+ fib_rp_filter_test|rp_filter) fib_rp_filter_test;;
+ fib_nexthop_test|nexthop) fib_nexthop_test;;
+ fib_suppress_test|suppress) fib_suppress_test;;
+ ipv6_route_test|ipv6_rt) ipv6_route_test;;
+ ipv4_route_test|ipv4_rt) ipv4_route_test;;
+ ipv6_addr_metric) ipv6_addr_metric_test;;
+ ipv4_addr_metric) ipv4_addr_metric_test;;
+ ipv6_route_metrics) ipv6_route_metrics_test;;
+ ipv4_route_metrics) ipv4_route_metrics_test;;
+ ipv4_route_v6_gw) ipv4_route_v6_gw_test;;
+
+ help) echo "Test names: $TESTS"; exit 0;;
+ esac
+done
+
+if [ "$TESTS" != "none" ]; then
+ printf "\nTests passed: %3d\n" ${nsuccess}
+ printf "Tests failed: %3d\n" ${nfail}
+fi
+
+exit $ret
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh
index f190ad58e00d..4d8845a68cf2 100644
--- a/tools/testing/selftests/net/forwarding/lib.sh
+++ b/tools/testing/selftests/net/forwarding/lib.sh
@@ -562,14 +562,14 @@ sysctl_set()
local value=$1; shift

SYSCTL_ORIG[$key]=$(sysctl -n $key)
- sysctl -qw $key=$value
+ sysctl -qw $key="$value"
}

sysctl_restore()
{
local key=$1; shift

- sysctl -qw $key=${SYSCTL_ORIG["$key"]}
+ sysctl -qw $key="${SYSCTL_ORIG[$key]}"
}

forwarding_enable()
diff --git a/tools/testing/selftests/net/udpgso_bench.sh b/tools/testing/selftests/net/udpgso_bench.sh
index dc932fd65363..640bc43452fa 100755
--- a/tools/testing/selftests/net/udpgso_bench.sh
+++ b/tools/testing/selftests/net/udpgso_bench.sh
@@ -7,6 +7,7 @@ readonly GREEN='\033[0;92m'
readonly YELLOW='\033[0;33m'
readonly RED='\033[0;31m'
readonly NC='\033[0m' # No Color
+readonly TESTPORT=8000

readonly KSFT_PASS=0
readonly KSFT_FAIL=1
@@ -56,11 +57,26 @@ trap wake_children EXIT

run_one() {
local -r args=$@
+ local nr_socks=0
+ local i=0
+ local -r timeout=10
+
+ ./udpgso_bench_rx -p "$TESTPORT" &
+ ./udpgso_bench_rx -p "$TESTPORT" -t &
+
+ # Wait for the above test program to get ready to receive connections.
+ while [ "$i" -lt "$timeout" ]; do
+ nr_socks="$(ss -lnHi | grep -c "\*:${TESTPORT}")"
+ [ "$nr_socks" -eq 2 ] && break
+ i=$((i + 1))
+ sleep 1
+ done
+ if [ "$nr_socks" -ne 2 ]; then
+ echo "timed out while waiting for udpgso_bench_rx"
+ exit 1
+ fi

- ./udpgso_bench_rx &
- ./udpgso_bench_rx -t &
-
- ./udpgso_bench_tx ${args}
+ ./udpgso_bench_tx -p "$TESTPORT" ${args}
}

run_in_netns() {
diff --git a/tools/testing/selftests/net/udpgso_bench_rx.c b/tools/testing/selftests/net/udpgso_bench_rx.c
index 6a193425c367..4058c7451e70 100644
--- a/tools/testing/selftests/net/udpgso_bench_rx.c
+++ b/tools/testing/selftests/net/udpgso_bench_rx.c
@@ -250,7 +250,7 @@ static int recv_msg(int fd, char *buf, int len, int *gso_size)
static void do_flush_udp(int fd)
{
static char rbuf[ETH_MAX_MTU];
- int ret, len, gso_size, budget = 256;
+ int ret, len, gso_size = 0, budget = 256;

len = cfg_read_all ? sizeof(rbuf) : 0;
while (budget--) {
@@ -336,6 +336,8 @@ static void parse_opts(int argc, char **argv)
cfg_verify = true;
cfg_read_all = true;
break;
+ default:
+ exit(1);
}
}

diff --git a/tools/testing/selftests/net/udpgso_bench_tx.c b/tools/testing/selftests/net/udpgso_bench_tx.c
index f1fdaa270291..477392715a9a 100644
--- a/tools/testing/selftests/net/udpgso_bench_tx.c
+++ b/tools/testing/selftests/net/udpgso_bench_tx.c
@@ -62,6 +62,7 @@ static int cfg_payload_len = (1472 * 42);
static int cfg_port = 8000;
static int cfg_runtime_ms = -1;
static bool cfg_poll;
+static int cfg_poll_loop_timeout_ms = 2000;
static bool cfg_segment;
static bool cfg_sendmmsg;
static bool cfg_tcp;
@@ -235,16 +236,17 @@ static void flush_errqueue_recv(int fd)
}
}

-static void flush_errqueue(int fd, const bool do_poll)
+static void flush_errqueue(int fd, const bool do_poll,
+ unsigned long poll_timeout, const bool poll_err)
{
if (do_poll) {
struct pollfd fds = {0};
int ret;

fds.fd = fd;
- ret = poll(&fds, 1, 500);
+ ret = poll(&fds, 1, poll_timeout);
if (ret == 0) {
- if (cfg_verbose)
+ if ((cfg_verbose) && (poll_err))
fprintf(stderr, "poll timeout\n");
} else if (ret < 0) {
error(1, errno, "poll");
@@ -254,6 +256,20 @@ static void flush_errqueue(int fd, const bool do_poll)
flush_errqueue_recv(fd);
}

+static void flush_errqueue_retry(int fd, unsigned long num_sends)
+{
+ unsigned long tnow, tstop;
+ bool first_try = true;
+
+ tnow = gettimeofday_ms();
+ tstop = tnow + cfg_poll_loop_timeout_ms;
+ do {
+ flush_errqueue(fd, true, tstop - tnow, first_try);
+ first_try = false;
+ tnow = gettimeofday_ms();
+ } while ((stat_zcopies != num_sends) && (tnow < tstop));
+}
+
static int send_tcp(int fd, char *data)
{
int ret, done = 0, count = 0;
@@ -413,7 +429,8 @@ static int send_udp_segment(int fd, char *data)

static void usage(const char *filepath)
{
- error(1, 0, "Usage: %s [-46acmHPtTuvz] [-C cpu] [-D dst ip] [-l secs] [-M messagenr] [-p port] [-s sendsize] [-S gsosize]",
+ error(1, 0, "Usage: %s [-46acmHPtTuvz] [-C cpu] [-D dst ip] [-l secs] "
+ "[-L secs] [-M messagenr] [-p port] [-s sendsize] [-S gsosize]",
filepath);
}

@@ -423,7 +440,7 @@ static void parse_opts(int argc, char **argv)
int max_len, hdrlen;
int c;

- while ((c = getopt(argc, argv, "46acC:D:Hl:mM:p:s:PS:tTuvz")) != -1) {
+ while ((c = getopt(argc, argv, "46acC:D:Hl:L:mM:p:s:PS:tTuvz")) != -1) {
switch (c) {
case '4':
if (cfg_family != PF_UNSPEC)
@@ -452,6 +469,9 @@ static void parse_opts(int argc, char **argv)
case 'l':
cfg_runtime_ms = strtoul(optarg, NULL, 10) * 1000;
break;
+ case 'L':
+ cfg_poll_loop_timeout_ms = strtoul(optarg, NULL, 10) * 1000;
+ break;
case 'm':
cfg_sendmmsg = true;
break;
@@ -490,6 +510,8 @@ static void parse_opts(int argc, char **argv)
case 'z':
cfg_zerocopy = true;
break;
+ default:
+ exit(1);
}
}

@@ -677,7 +699,7 @@ int main(int argc, char **argv)
num_sends += send_udp(fd, buf[i]);
num_msgs++;
if ((cfg_zerocopy && ((num_msgs & 0xF) == 0)) || cfg_tx_tstamp)
- flush_errqueue(fd, cfg_poll);
+ flush_errqueue(fd, cfg_poll, 500, true);

if (cfg_msg_nr && num_msgs >= cfg_msg_nr)
break;
@@ -696,7 +718,7 @@ int main(int argc, char **argv)
} while (!interrupted && (cfg_runtime_ms == -1 || tnow < tstop));

if (cfg_zerocopy || cfg_tx_tstamp)
- flush_errqueue(fd, true);
+ flush_errqueue_retry(fd, num_sends);

if (close(fd))
error(1, errno, "close");
diff --git a/tools/virtio/linux/bug.h b/tools/virtio/linux/bug.h
index b14c2c3b6b85..74aef964f509 100644
--- a/tools/virtio/linux/bug.h
+++ b/tools/virtio/linux/bug.h
@@ -1,11 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef BUG_H
-#define BUG_H
+#ifndef _LINUX_BUG_H
+#define _LINUX_BUG_H

#define BUG_ON(__BUG_ON_cond) assert(!(__BUG_ON_cond))

-#define BUILD_BUG_ON(x)
-
#define BUG() abort()

-#endif /* BUG_H */
+#endif /* _LINUX_BUG_H */
diff --git a/tools/virtio/linux/build_bug.h b/tools/virtio/linux/build_bug.h
new file mode 100644
index 000000000000..cdbb75e28a60
--- /dev/null
+++ b/tools/virtio/linux/build_bug.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_BUILD_BUG_H
+#define _LINUX_BUILD_BUG_H
+
+#define BUILD_BUG_ON(x)
+
+#endif /* _LINUX_BUILD_BUG_H */
diff --git a/tools/virtio/linux/cpumask.h b/tools/virtio/linux/cpumask.h
new file mode 100644
index 000000000000..307da69d6b26
--- /dev/null
+++ b/tools/virtio/linux/cpumask.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_CPUMASK_H
+#define _LINUX_CPUMASK_H
+
+#include <linux/kernel.h>
+
+#endif /* _LINUX_CPUMASK_H */
diff --git a/tools/virtio/linux/gfp.h b/tools/virtio/linux/gfp.h
new file mode 100644
index 000000000000..43d146f236f1
--- /dev/null
+++ b/tools/virtio/linux/gfp.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_GFP_H
+#define __LINUX_GFP_H
+
+#include <linux/topology.h>
+
+#endif
diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index 6683b4a70b05..3325cdf22941 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -10,6 +10,7 @@
#include <stdarg.h>

#include <linux/compiler.h>
+#include <linux/log2.h>
#include <linux/types.h>
#include <linux/printk.h>
#include <linux/bug.h>
diff --git a/tools/virtio/linux/kmsan.h b/tools/virtio/linux/kmsan.h
new file mode 100644
index 000000000000..272b5aa285d5
--- /dev/null
+++ b/tools/virtio/linux/kmsan.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_KMSAN_H
+#define _LINUX_KMSAN_H
+
+#include <linux/gfp.h>
+
+inline void kmsan_handle_dma(struct page *page, size_t offset, size_t size,
+ enum dma_data_direction dir)
+{
+}
+
+#endif /* _LINUX_KMSAN_H */
diff --git a/tools/virtio/linux/scatterlist.h b/tools/virtio/linux/scatterlist.h
index 369ee308b668..74d9e1825748 100644
--- a/tools/virtio/linux/scatterlist.h
+++ b/tools/virtio/linux/scatterlist.h
@@ -2,6 +2,7 @@
#ifndef SCATTERLIST_H
#define SCATTERLIST_H
#include <linux/kernel.h>
+#include <linux/bug.h>

struct scatterlist {
unsigned long page_link;
diff --git a/tools/virtio/linux/topology.h b/tools/virtio/linux/topology.h
new file mode 100644
index 000000000000..910794afb993
--- /dev/null
+++ b/tools/virtio/linux/topology.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_TOPOLOGY_H
+#define _LINUX_TOPOLOGY_H
+
+#include <linux/cpumask.h>
+
+#endif /* _LINUX_TOPOLOGY_H */
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