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SubjectRe: Linux 4.4.31
diff --git a/Makefile b/Makefile
index 98239d56924c..7c6f28e7a2f6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 30
+SUBLEVEL = 31
EXTRAVERSION =
NAME = Blurry Fish Butt

@@ -617,6 +617,7 @@ include arch/$(SRCARCH)/Makefile

KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,)
KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += $(call cc-disable-warning,frame-address,)

ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
KBUILD_CFLAGS += -Os
diff --git a/arch/arm/include/asm/floppy.h b/arch/arm/include/asm/floppy.h
index f4882553fbb0..85a34cc8316a 100644
--- a/arch/arm/include/asm/floppy.h
+++ b/arch/arm/include/asm/floppy.h
@@ -17,7 +17,7 @@

#define fd_outb(val,port) \
do { \
- if ((port) == FD_DOR) \
+ if ((port) == (u32)FD_DOR) \
fd_setdor((val)); \
else \
outb((val),(port)); \
diff --git a/arch/h8300/include/asm/thread_info.h b/arch/h8300/include/asm/thread_info.h
index b408fe660cf8..3cef06875f5c 100644
--- a/arch/h8300/include/asm/thread_info.h
+++ b/arch/h8300/include/asm/thread_info.h
@@ -31,7 +31,6 @@ struct thread_info {
int cpu; /* cpu we're on */
int preempt_count; /* 0 => preemptable, <0 => BUG */
mm_segment_t addr_limit;
- struct restart_block restart_block;
};

/*
@@ -44,9 +43,6 @@ struct thread_info {
.cpu = 0, \
.preempt_count = INIT_PREEMPT_COUNT, \
.addr_limit = KERNEL_DS, \
- .restart_block = { \
- .fn = do_no_restart_syscall, \
- }, \
}

#define init_thread_info (init_thread_union.thread_info)
diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c
index 380fffd081b2..036ad04edd2d 100644
--- a/arch/h8300/kernel/signal.c
+++ b/arch/h8300/kernel/signal.c
@@ -79,7 +79,7 @@ restore_sigcontext(struct sigcontext *usc, int *pd0)
unsigned int er0;

/* Always make any pending restarted system calls return -EINTR */
- current_thread_info()->restart_block.fn = do_no_restart_syscall;
+ current->restart_block.fn = do_no_restart_syscall;

/* restore passed registers */
#define COPY(r) do { err |= get_user(regs->r, &usc->sc_##r); } while (0)
diff --git a/arch/mips/kvm/emulate.c b/arch/mips/kvm/emulate.c
index 3251b206e55a..bbe56871245c 100644
--- a/arch/mips/kvm/emulate.c
+++ b/arch/mips/kvm/emulate.c
@@ -752,15 +752,15 @@ enum emulation_result kvm_mips_emul_eret(struct kvm_vcpu *vcpu)
struct mips_coproc *cop0 = vcpu->arch.cop0;
enum emulation_result er = EMULATE_DONE;

- if (kvm_read_c0_guest_status(cop0) & ST0_EXL) {
+ if (kvm_read_c0_guest_status(cop0) & ST0_ERL) {
+ kvm_clear_c0_guest_status(cop0, ST0_ERL);
+ vcpu->arch.pc = kvm_read_c0_guest_errorepc(cop0);
+ } else if (kvm_read_c0_guest_status(cop0) & ST0_EXL) {
kvm_debug("[%#lx] ERET to %#lx\n", vcpu->arch.pc,
kvm_read_c0_guest_epc(cop0));
kvm_clear_c0_guest_status(cop0, ST0_EXL);
vcpu->arch.pc = kvm_read_c0_guest_epc(cop0);

- } else if (kvm_read_c0_guest_status(cop0) & ST0_ERL) {
- kvm_clear_c0_guest_status(cop0, ST0_ERL);
- vcpu->arch.pc = kvm_read_c0_guest_errorepc(cop0);
} else {
kvm_err("[%#lx] ERET when MIPS_SR_EXL|MIPS_SR_ERL == 0\n",
vcpu->arch.pc);
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index fbafa0d0e2bf..a86b19fccb63 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -106,8 +106,6 @@ linux_gateway_entry:
mtsp %r0,%sr4 /* get kernel space into sr4 */
mtsp %r0,%sr5 /* get kernel space into sr5 */
mtsp %r0,%sr6 /* get kernel space into sr6 */
- mfsp %sr7,%r1 /* save user sr7 */
- mtsp %r1,%sr3 /* and store it in sr3 */

#ifdef CONFIG_64BIT
/* for now we can *always* set the W bit on entry to the syscall
@@ -133,6 +131,14 @@ linux_gateway_entry:
depdi 0, 31, 32, %r21
1:
#endif
+
+ /* We use a rsm/ssm pair to prevent sr3 from being clobbered
+ * by external interrupts.
+ */
+ mfsp %sr7,%r1 /* save user sr7 */
+ rsm PSW_SM_I, %r0 /* disable interrupts */
+ mtsp %r1,%sr3 /* and store it in sr3 */
+
mfctl %cr30,%r1
xor %r1,%r30,%r30 /* ye olde xor trick */
xor %r1,%r30,%r1
@@ -147,6 +153,7 @@ linux_gateway_entry:
*/

mtsp %r0,%sr7 /* get kernel space into sr7 */
+ ssm PSW_SM_I, %r0 /* enable interrupts */
STREGM %r1,FRAME_SIZE(%r30) /* save r1 (usp) here for now */
mfctl %cr30,%r1 /* get task ptr in %r1 */
LDREG TI_TASK(%r1),%r1
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 737c0d0b53ac..b38fd081b222 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -376,7 +376,7 @@ static int fpr_get(struct task_struct *target, const struct user_regset *regset,

#else
BUILD_BUG_ON(offsetof(struct thread_fp_state, fpscr) !=
- offsetof(struct thread_fp_state, fpr[32][0]));
+ offsetof(struct thread_fp_state, fpr[32]));

return user_regset_copyout(&pos, &count, &kbuf, &ubuf,
&target->thread.fp_state, 0, -1);
@@ -404,7 +404,7 @@ static int fpr_set(struct task_struct *target, const struct user_regset *regset,
return 0;
#else
BUILD_BUG_ON(offsetof(struct thread_fp_state, fpscr) !=
- offsetof(struct thread_fp_state, fpr[32][0]));
+ offsetof(struct thread_fp_state, fpr[32]));

return user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&target->thread.fp_state, 0, -1);
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index 09b1b0ab94b7..b8c75f3aade8 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -332,7 +332,7 @@ do { \
#define __get_user_asm_u64(x, ptr, retval, errret) \
__get_user_asm(x, ptr, retval, "q", "", "=r", errret)
#define __get_user_asm_ex_u64(x, ptr) \
- __get_user_asm_ex(x, ptr, "q", "", "=r")
+ __get_user_asm_ex(x, ptr, "q", "", "=&r")
#endif

#define __get_user_size(x, ptr, size, retval, errret) \
@@ -375,13 +375,13 @@ do { \
__chk_user_ptr(ptr); \
switch (size) { \
case 1: \
- __get_user_asm_ex(x, ptr, "b", "b", "=q"); \
+ __get_user_asm_ex(x, ptr, "b", "b", "=&q"); \
break; \
case 2: \
- __get_user_asm_ex(x, ptr, "w", "w", "=r"); \
+ __get_user_asm_ex(x, ptr, "w", "w", "=&r"); \
break; \
case 4: \
- __get_user_asm_ex(x, ptr, "l", "k", "=r"); \
+ __get_user_asm_ex(x, ptr, "l", "k", "=&r"); \
break; \
case 8: \
__get_user_asm_ex_u64(x, ptr); \
@@ -395,7 +395,7 @@ do { \
asm volatile("1: mov"itype" %1,%"rtype"0\n" \
"2:\n" \
_ASM_EXTABLE_EX(1b, 2b) \
- : ltype(x) : "m" (__m(addr)))
+ : ltype(x) : "m" (__m(addr)), "0" (0))

#define __put_user_nocheck(x, ptr, size) \
({ \
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index b9b09fec173b..5fa652c16a50 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -5033,7 +5033,7 @@ done_prefixes:
/* Decode and fetch the destination operand: register or memory. */
rc = decode_operand(ctxt, &ctxt->dst, (ctxt->d >> DstShift) & OpMask);

- if (ctxt->rip_relative)
+ if (ctxt->rip_relative && likely(ctxt->memopp))
ctxt->memopp->addr.mem.ea = address_mask(ctxt,
ctxt->memopp->addr.mem.ea + ctxt->_eip);

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d7cb9577fa31..685ef431a41d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7252,10 +7252,12 @@ void kvm_put_guest_fpu(struct kvm_vcpu *vcpu)

void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu)
{
+ void *wbinvd_dirty_mask = vcpu->arch.wbinvd_dirty_mask;
+
kvmclock_reset(vcpu);

- free_cpumask_var(vcpu->arch.wbinvd_dirty_mask);
kvm_x86_ops->vcpu_free(vcpu);
+ free_cpumask_var(wbinvd_dirty_mask);
}

struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm,
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index cb5e266a8bf7..1e56ff583459 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1113,7 +1113,7 @@ static void __init xen_cleanhighmap(unsigned long vaddr,

/* NOTE: The loop is more greedy than the cleanup_highmap variant.
* We include the PMD passed in on _both_ boundaries. */
- for (; vaddr <= vaddr_end && (pmd < (level2_kernel_pgt + PAGE_SIZE));
+ for (; vaddr <= vaddr_end && (pmd < (level2_kernel_pgt + PTRS_PER_PMD));
pmd++, vaddr += PMD_SIZE) {
if (pmd_none(*pmd))
continue;
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 7d00b7a015ea..47ddfefe2443 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -1003,7 +1003,7 @@ static int binder_dec_node(struct binder_node *node, int strong, int internal)


static struct binder_ref *binder_get_ref(struct binder_proc *proc,
- uint32_t desc)
+ u32 desc, bool need_strong_ref)
{
struct rb_node *n = proc->refs_by_desc.rb_node;
struct binder_ref *ref;
@@ -1011,12 +1011,16 @@ static struct binder_ref *binder_get_ref(struct binder_proc *proc,
while (n) {
ref = rb_entry(n, struct binder_ref, rb_node_desc);

- if (desc < ref->desc)
+ if (desc < ref->desc) {
n = n->rb_left;
- else if (desc > ref->desc)
+ } else if (desc > ref->desc) {
n = n->rb_right;
- else
+ } else if (need_strong_ref && !ref->strong) {
+ binder_user_error("tried to use weak ref as strong ref\n");
+ return NULL;
+ } else {
return ref;
+ }
}
return NULL;
}
@@ -1286,7 +1290,10 @@ static void binder_transaction_buffer_release(struct binder_proc *proc,
} break;
case BINDER_TYPE_HANDLE:
case BINDER_TYPE_WEAK_HANDLE: {
- struct binder_ref *ref = binder_get_ref(proc, fp->handle);
+ struct binder_ref *ref;
+
+ ref = binder_get_ref(proc, fp->handle,
+ fp->type == BINDER_TYPE_HANDLE);

if (ref == NULL) {
pr_err("transaction release %d bad handle %d\n",
@@ -1380,7 +1387,7 @@ static void binder_transaction(struct binder_proc *proc,
if (tr->target.handle) {
struct binder_ref *ref;

- ref = binder_get_ref(proc, tr->target.handle);
+ ref = binder_get_ref(proc, tr->target.handle, true);
if (ref == NULL) {
binder_user_error("%d:%d got transaction to invalid handle\n",
proc->pid, thread->pid);
@@ -1571,7 +1578,9 @@ static void binder_transaction(struct binder_proc *proc,
fp->type = BINDER_TYPE_HANDLE;
else
fp->type = BINDER_TYPE_WEAK_HANDLE;
+ fp->binder = 0;
fp->handle = ref->desc;
+ fp->cookie = 0;
binder_inc_ref(ref, fp->type == BINDER_TYPE_HANDLE,
&thread->todo);

@@ -1583,7 +1592,10 @@ static void binder_transaction(struct binder_proc *proc,
} break;
case BINDER_TYPE_HANDLE:
case BINDER_TYPE_WEAK_HANDLE: {
- struct binder_ref *ref = binder_get_ref(proc, fp->handle);
+ struct binder_ref *ref;
+
+ ref = binder_get_ref(proc, fp->handle,
+ fp->type == BINDER_TYPE_HANDLE);

if (ref == NULL) {
binder_user_error("%d:%d got transaction with invalid handle, %d\n",
@@ -1618,7 +1630,9 @@ static void binder_transaction(struct binder_proc *proc,
return_error = BR_FAILED_REPLY;
goto err_binder_get_ref_for_node_failed;
}
+ fp->binder = 0;
fp->handle = new_ref->desc;
+ fp->cookie = 0;
binder_inc_ref(new_ref, fp->type == BINDER_TYPE_HANDLE, NULL);
trace_binder_transaction_ref_to_ref(t, ref,
new_ref);
@@ -1672,6 +1686,7 @@ static void binder_transaction(struct binder_proc *proc,
binder_debug(BINDER_DEBUG_TRANSACTION,
" fd %d -> %d\n", fp->handle, target_fd);
/* TODO: fput? */
+ fp->binder = 0;
fp->handle = target_fd;
} break;

@@ -1794,7 +1809,9 @@ static int binder_thread_write(struct binder_proc *proc,
ref->desc);
}
} else
- ref = binder_get_ref(proc, target);
+ ref = binder_get_ref(proc, target,
+ cmd == BC_ACQUIRE ||
+ cmd == BC_RELEASE);
if (ref == NULL) {
binder_user_error("%d:%d refcount change on invalid ref %d\n",
proc->pid, thread->pid, target);
@@ -1990,7 +2007,7 @@ static int binder_thread_write(struct binder_proc *proc,
if (get_user(cookie, (binder_uintptr_t __user *)ptr))
return -EFAULT;
ptr += sizeof(binder_uintptr_t);
- ref = binder_get_ref(proc, target);
+ ref = binder_get_ref(proc, target, false);
if (ref == NULL) {
binder_user_error("%d:%d %s invalid ref %d\n",
proc->pid, thread->pid,
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index d2406fe25533..090183f812be 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -1533,19 +1533,29 @@ static void remove_port_data(struct port *port)
spin_lock_irq(&port->inbuf_lock);
/* Remove unused data this port might have received. */
discard_port_data(port);
+ spin_unlock_irq(&port->inbuf_lock);

/* Remove buffers we queued up for the Host to send us data in. */
- while ((buf = virtqueue_detach_unused_buf(port->in_vq)))
- free_buf(buf, true);
- spin_unlock_irq(&port->inbuf_lock);
+ do {
+ spin_lock_irq(&port->inbuf_lock);
+ buf = virtqueue_detach_unused_buf(port->in_vq);
+ spin_unlock_irq(&port->inbuf_lock);
+ if (buf)
+ free_buf(buf, true);
+ } while (buf);

spin_lock_irq(&port->outvq_lock);
reclaim_consumed_buffers(port);
+ spin_unlock_irq(&port->outvq_lock);

/* Free pending buffers from the out-queue. */
- while ((buf = virtqueue_detach_unused_buf(port->out_vq)))
- free_buf(buf, true);
- spin_unlock_irq(&port->outvq_lock);
+ do {
+ spin_lock_irq(&port->outvq_lock);
+ buf = virtqueue_detach_unused_buf(port->out_vq);
+ spin_unlock_irq(&port->outvq_lock);
+ if (buf)
+ free_buf(buf, true);
+ } while (buf);
}

/*
diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c
index f4ea80d602f7..b9d2f76a0cf7 100644
--- a/drivers/firewire/net.c
+++ b/drivers/firewire/net.c
@@ -73,13 +73,13 @@ struct rfc2734_header {

#define fwnet_get_hdr_lf(h) (((h)->w0 & 0xc0000000) >> 30)
#define fwnet_get_hdr_ether_type(h) (((h)->w0 & 0x0000ffff))
-#define fwnet_get_hdr_dg_size(h) (((h)->w0 & 0x0fff0000) >> 16)
+#define fwnet_get_hdr_dg_size(h) ((((h)->w0 & 0x0fff0000) >> 16) + 1)
#define fwnet_get_hdr_fg_off(h) (((h)->w0 & 0x00000fff))
#define fwnet_get_hdr_dgl(h) (((h)->w1 & 0xffff0000) >> 16)

-#define fwnet_set_hdr_lf(lf) ((lf) << 30)
+#define fwnet_set_hdr_lf(lf) ((lf) << 30)
#define fwnet_set_hdr_ether_type(et) (et)
-#define fwnet_set_hdr_dg_size(dgs) ((dgs) << 16)
+#define fwnet_set_hdr_dg_size(dgs) (((dgs) - 1) << 16)
#define fwnet_set_hdr_fg_off(fgo) (fgo)

#define fwnet_set_hdr_dgl(dgl) ((dgl) << 16)
@@ -578,6 +578,9 @@ static int fwnet_incoming_packet(struct fwnet_device *dev, __be32 *buf, int len,
int retval;
u16 ether_type;

+ if (len <= RFC2374_UNFRAG_HDR_SIZE)
+ return 0;
+
hdr.w0 = be32_to_cpu(buf[0]);
lf = fwnet_get_hdr_lf(&hdr);
if (lf == RFC2374_HDR_UNFRAG) {
@@ -602,7 +605,12 @@ static int fwnet_incoming_packet(struct fwnet_device *dev, __be32 *buf, int len,
return fwnet_finish_incoming_packet(net, skb, source_node_id,
is_broadcast, ether_type);
}
+
/* A datagram fragment has been received, now the fun begins. */
+
+ if (len <= RFC2374_FRAG_HDR_SIZE)
+ return 0;
+
hdr.w1 = ntohl(buf[1]);
buf += 2;
len -= RFC2374_FRAG_HDR_SIZE;
@@ -614,7 +622,10 @@ static int fwnet_incoming_packet(struct fwnet_device *dev, __be32 *buf, int len,
fg_off = fwnet_get_hdr_fg_off(&hdr);
}
datagram_label = fwnet_get_hdr_dgl(&hdr);
- dg_size = fwnet_get_hdr_dg_size(&hdr); /* ??? + 1 */
+ dg_size = fwnet_get_hdr_dg_size(&hdr);
+
+ if (fg_off + len > dg_size)
+ return 0;

spin_lock_irqsave(&dev->lock, flags);

@@ -722,6 +733,22 @@ static void fwnet_receive_packet(struct fw_card *card, struct fw_request *r,
fw_send_response(card, r, rcode);
}

+static int gasp_source_id(__be32 *p)
+{
+ return be32_to_cpu(p[0]) >> 16;
+}
+
+static u32 gasp_specifier_id(__be32 *p)
+{
+ return (be32_to_cpu(p[0]) & 0xffff) << 8 |
+ (be32_to_cpu(p[1]) & 0xff000000) >> 24;
+}
+
+static u32 gasp_version(__be32 *p)
+{
+ return be32_to_cpu(p[1]) & 0xffffff;
+}
+
static void fwnet_receive_broadcast(struct fw_iso_context *context,
u32 cycle, size_t header_length, void *header, void *data)
{
@@ -731,9 +758,6 @@ static void fwnet_receive_broadcast(struct fw_iso_context *context,
__be32 *buf_ptr;
int retval;
u32 length;
- u16 source_node_id;
- u32 specifier_id;
- u32 ver;
unsigned long offset;
unsigned long flags;

@@ -750,22 +774,17 @@ static void fwnet_receive_broadcast(struct fw_iso_context *context,

spin_unlock_irqrestore(&dev->lock, flags);

- specifier_id = (be32_to_cpu(buf_ptr[0]) & 0xffff) << 8
- | (be32_to_cpu(buf_ptr[1]) & 0xff000000) >> 24;
- ver = be32_to_cpu(buf_ptr[1]) & 0xffffff;
- source_node_id = be32_to_cpu(buf_ptr[0]) >> 16;
-
- if (specifier_id == IANA_SPECIFIER_ID &&
- (ver == RFC2734_SW_VERSION
+ if (length > IEEE1394_GASP_HDR_SIZE &&
+ gasp_specifier_id(buf_ptr) == IANA_SPECIFIER_ID &&
+ (gasp_version(buf_ptr) == RFC2734_SW_VERSION
#if IS_ENABLED(CONFIG_IPV6)
- || ver == RFC3146_SW_VERSION
+ || gasp_version(buf_ptr) == RFC3146_SW_VERSION
#endif
- )) {
- buf_ptr += 2;
- length -= IEEE1394_GASP_HDR_SIZE;
- fwnet_incoming_packet(dev, buf_ptr, length, source_node_id,
+ ))
+ fwnet_incoming_packet(dev, buf_ptr + 2,
+ length - IEEE1394_GASP_HDR_SIZE,
+ gasp_source_id(buf_ptr),
context->card->generation, true);
- }

packet.payload_length = dev->rcv_buffer_size;
packet.interrupt = 1;
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 2485fb652716..7cb2815e815e 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -909,6 +909,7 @@ static void drm_dp_destroy_port(struct kref *kref)
/* no need to clean up vcpi
* as if we have no connector we never setup a vcpi */
drm_dp_port_teardown_pdt(port, port->pdt);
+ port->pdt = DP_PEER_DEVICE_NONE;
}
kfree(port);
}
@@ -1154,7 +1155,9 @@ static void drm_dp_add_port(struct drm_dp_mst_branch *mstb,
drm_dp_put_port(port);
goto out;
}
- if (port->port_num >= DP_MST_LOGICAL_PORT_0) {
+ if ((port->pdt == DP_PEER_DEVICE_DP_LEGACY_CONV ||
+ port->pdt == DP_PEER_DEVICE_SST_SINK) &&
+ port->port_num >= DP_MST_LOGICAL_PORT_0) {
port->cached_edid = drm_get_edid(port->connector, &port->aux.ddc);
drm_mode_connector_set_tile_property(port->connector);
}
@@ -2872,6 +2875,7 @@ static void drm_dp_destroy_connector_work(struct work_struct *work)
mgr->cbs->destroy_connector(mgr, port->connector);

drm_dp_port_teardown_pdt(port, port->pdt);
+ port->pdt = DP_PEER_DEVICE_NONE;

if (!port->input && port->vcpi.vcpi > 0) {
drm_dp_mst_reset_vcpi_slots(mgr, port);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 7f55ba6771c6..011211e4167d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -101,7 +101,7 @@ int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file)
return 0;

err:
- list_for_each_entry_reverse(subdrv, &subdrv->list, list) {
+ list_for_each_entry_continue_reverse(subdrv, &exynos_drm_subdrv_list, list) {
if (subdrv->close)
subdrv->close(dev, subdrv->dev, file);
}
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 158872eb78e4..a3a321208fd8 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1396,9 +1396,7 @@ static void cayman_pcie_gart_fini(struct radeon_device *rdev)
void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
int ring, u32 cp_int_cntl)
{
- u32 srbm_gfx_cntl = RREG32(SRBM_GFX_CNTL) & ~3;
-
- WREG32(SRBM_GFX_CNTL, srbm_gfx_cntl | (ring & 3));
+ WREG32(SRBM_GFX_CNTL, RINGID(ring));
WREG32(CP_INT_CNTL, cp_int_cntl);
}

diff --git a/drivers/gpu/drm/radeon/radeon_dp_auxch.c b/drivers/gpu/drm/radeon/radeon_dp_auxch.c
index db64e0062689..3b0c229d7dcd 100644
--- a/drivers/gpu/drm/radeon/radeon_dp_auxch.c
+++ b/drivers/gpu/drm/radeon/radeon_dp_auxch.c
@@ -105,7 +105,7 @@ radeon_dp_aux_transfer_native(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg

tmp &= AUX_HPD_SEL(0x7);
tmp |= AUX_HPD_SEL(chan->rec.hpd);
- tmp |= AUX_EN | AUX_LS_READ_EN | AUX_HPD_DISCON(0x1);
+ tmp |= AUX_EN | AUX_LS_READ_EN;

WREG32(AUX_CONTROL + aux_offset[instance], tmp);

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 472e0771832e..10191b935937 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2999,6 +2999,49 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
int i;
struct si_dpm_quirk *p = si_dpm_quirk_list;

+ /* limit all SI kickers */
+ if (rdev->family == CHIP_PITCAIRN) {
+ if ((rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->device == 0x6810) ||
+ (rdev->pdev->device == 0x6811) ||
+ (rdev->pdev->device == 0x6816) ||
+ (rdev->pdev->device == 0x6817) ||
+ (rdev->pdev->device == 0x6806))
+ max_mclk = 120000;
+ } else if (rdev->family == CHIP_VERDE) {
+ if ((rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->revision == 0x87) ||
+ (rdev->pdev->device == 0x6820) ||
+ (rdev->pdev->device == 0x6821) ||
+ (rdev->pdev->device == 0x6822) ||
+ (rdev->pdev->device == 0x6823) ||
+ (rdev->pdev->device == 0x682A) ||
+ (rdev->pdev->device == 0x682B)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ } else if (rdev->family == CHIP_OLAND) {
+ if ((rdev->pdev->revision == 0xC7) ||
+ (rdev->pdev->revision == 0x80) ||
+ (rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->device == 0x6604) ||
+ (rdev->pdev->device == 0x6605)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ } else if (rdev->family == CHIP_HAINAN) {
+ if ((rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->revision == 0xC3) ||
+ (rdev->pdev->device == 0x6664) ||
+ (rdev->pdev->device == 0x6665) ||
+ (rdev->pdev->device == 0x6667)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ }
/* Apply dpm quirks */
while (p && p->chip_device != 0) {
if (rdev->pdev->vendor == p->chip_vendor &&
@@ -3011,16 +3054,6 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
}
++p;
}
- /* limit mclk on all R7 370 parts for stability */
- if (rdev->pdev->device == 0x6811 &&
- rdev->pdev->revision == 0x81)
- max_mclk = 120000;
- /* limit sclk/mclk on Jet parts for stability */
- if (rdev->pdev->device == 0x6665 &&
- rdev->pdev->revision == 0xc3) {
- max_sclk = 75000;
- max_mclk = 80000;
- }

if (rps->vce_active) {
rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 909ab0176ef2..e37030624165 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -168,6 +168,7 @@
#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
#define USB_DEVICE_ID_ATEN_CS682 0x2213
+#define USB_DEVICE_ID_ATEN_CS692 0x8021

#define USB_VENDOR_ID_ATMEL 0x03eb
#define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index dc8e6adf95a4..6ca6ab00fa93 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -61,6 +61,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS682, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS692, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_FIGHTERSTICK, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_COMBATSTICK, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_FLIGHT_SIM_ECLIPSE_YOKE, HID_QUIRK_NOGET },
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index 7994ec2e4151..41f5896224bd 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -283,10 +283,14 @@ static void heartbeat_onchannelcallback(void *context)
u8 *hbeat_txf_buf = util_heartbeat.recv_buffer;
struct icmsg_negotiate *negop = NULL;

- vmbus_recvpacket(channel, hbeat_txf_buf,
- PAGE_SIZE, &recvlen, &requestid);
+ while (1) {
+
+ vmbus_recvpacket(channel, hbeat_txf_buf,
+ PAGE_SIZE, &recvlen, &requestid);
+
+ if (!recvlen)
+ break;

- if (recvlen > 0) {
icmsghdrp = (struct icmsg_hdr *)&hbeat_txf_buf[
sizeof(struct vmbuspipe_hdr)];

diff --git a/drivers/i2c/busses/i2c-xgene-slimpro.c b/drivers/i2c/busses/i2c-xgene-slimpro.c
index 4233f5695352..3c38029e3fe9 100644
--- a/drivers/i2c/busses/i2c-xgene-slimpro.c
+++ b/drivers/i2c/busses/i2c-xgene-slimpro.c
@@ -105,7 +105,7 @@ struct slimpro_i2c_dev {
struct mbox_chan *mbox_chan;
struct mbox_client mbox_client;
struct completion rd_complete;
- u8 dma_buffer[I2C_SMBUS_BLOCK_MAX];
+ u8 dma_buffer[I2C_SMBUS_BLOCK_MAX + 1]; /* dma_buffer[0] is used for length */
u32 *resp_msg;
};

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index ba8eb087f224..d625167357cc 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1876,6 +1876,7 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
/* add the driver to the list of i2c drivers in the driver core */
driver->driver.owner = owner;
driver->driver.bus = &i2c_bus_type;
+ INIT_LIST_HEAD(&driver->clients);

/* When registration returns, the driver core
* will have called probe() for all matching-but-unbound devices.
@@ -1886,7 +1887,6 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)

pr_debug("i2c-core: driver [%s] registered\n", driver->driver.name);

- INIT_LIST_HEAD(&driver->clients);
/* Walk the adapters that are already present */
i2c_for_each_dev(driver, __process_new_driver);

diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index f4bfb4b2d50a..073246c7d163 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -877,6 +877,13 @@ static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
},
},
+ {
+ /* Schenker XMG C504 - Elantech touchpad */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
+ },
+ },
{ }
};

diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index f2a363a89629..115bd3846c3f 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -1288,6 +1288,7 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio, int error)

dm_bio_restore(bd, bio);
bio_record->details.bi_bdev = NULL;
+ bio->bi_error = 0;

queue_bio(ms, bio, rw);
return DM_ENDIO_INCOMPLETE;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 84aa8b1d0480..3384a3eef917 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2260,8 +2260,6 @@ static void cleanup_mapped_device(struct mapped_device *md)
if (md->bs)
bioset_free(md->bs);

- cleanup_srcu_struct(&md->io_barrier);
-
if (md->disk) {
spin_lock(&_minor_lock);
md->disk->private_data = NULL;
@@ -2273,6 +2271,8 @@ static void cleanup_mapped_device(struct mapped_device *md)
if (md->queue)
blk_cleanup_queue(md->queue);

+ cleanup_srcu_struct(&md->io_barrier);
+
if (md->bdev) {
bdput(md->bdev);
md->bdev = NULL;
diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c
index 222367cc8c81..524660510599 100644
--- a/drivers/misc/genwqe/card_utils.c
+++ b/drivers/misc/genwqe/card_utils.c
@@ -352,17 +352,27 @@ int genwqe_alloc_sync_sgl(struct genwqe_dev *cd, struct genwqe_sgl *sgl,
if (copy_from_user(sgl->lpage, user_addr + user_size -
sgl->lpage_size, sgl->lpage_size)) {
rc = -EFAULT;
- goto err_out1;
+ goto err_out2;
}
}
return 0;

+ err_out2:
+ __genwqe_free_consistent(cd, PAGE_SIZE, sgl->lpage,
+ sgl->lpage_dma_addr);
+ sgl->lpage = NULL;
+ sgl->lpage_dma_addr = 0;
err_out1:
__genwqe_free_consistent(cd, PAGE_SIZE, sgl->fpage,
sgl->fpage_dma_addr);
+ sgl->fpage = NULL;
+ sgl->fpage_dma_addr = 0;
err_out:
__genwqe_free_consistent(cd, sgl->sgl_size, sgl->sgl,
sgl->sgl_dma_addr);
+ sgl->sgl = NULL;
+ sgl->sgl_dma_addr = 0;
+ sgl->sgl_size = 0;
return -ENOMEM;
}

diff --git a/drivers/misc/mei/hw-txe.c b/drivers/misc/mei/hw-txe.c
index bae680c648ff..396d75d9fb11 100644
--- a/drivers/misc/mei/hw-txe.c
+++ b/drivers/misc/mei/hw-txe.c
@@ -972,11 +972,13 @@ static bool mei_txe_check_and_ack_intrs(struct mei_device *dev, bool do_ack)
hisr = mei_txe_br_reg_read(hw, HISR_REG);

aliveness = mei_txe_aliveness_get(dev);
- if (hhisr & IPC_HHIER_SEC && aliveness)
+ if (hhisr & IPC_HHIER_SEC && aliveness) {
ipc_isr = mei_txe_sec_reg_read_silent(hw,
SEC_IPC_HOST_INT_STATUS_REG);
- else
+ } else {
ipc_isr = 0;
+ hhisr &= ~IPC_HHIER_SEC;
+ }

generated = generated ||
(hisr & HISR_INT_STS_MSK) ||
diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c
index 81bdeeb05a4d..7dcfb1d5034f 100644
--- a/drivers/mmc/host/dw_mmc-pltfm.c
+++ b/drivers/mmc/host/dw_mmc-pltfm.c
@@ -59,12 +59,13 @@ int dw_mci_pltfm_register(struct platform_device *pdev,
host->pdata = pdev->dev.platform_data;

regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- /* Get registers' physical base address */
- host->phy_regs = regs->start;
host->regs = devm_ioremap_resource(&pdev->dev, regs);
if (IS_ERR(host->regs))
return PTR_ERR(host->regs);

+ /* Get registers' physical base address */
+ host->phy_regs = regs->start;
+
platform_set_drvdata(pdev, host);
return dw_mci_probe(host);
}
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index 990898b9dc72..bba7dd1b5ebf 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -513,10 +513,11 @@ static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
unsigned long long ec = be64_to_cpu(ech->ec);
unmap_peb(ai, pnum);
dbg_bld("Adding PEB to free: %i", pnum);
+
if (err == UBI_IO_FF_BITFLIPS)
- add_aeb(ai, free, pnum, ec, 1);
- else
- add_aeb(ai, free, pnum, ec, 0);
+ scrub = 1;
+
+ add_aeb(ai, free, pnum, ec, scrub);
continue;
} else if (err == 0 || err == UBI_IO_BITFLIPS) {
dbg_bld("Found non empty PEB:%i in pool", pnum);
@@ -748,11 +749,11 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
fmvhdr->vol_type,
be32_to_cpu(fmvhdr->last_eb_bytes));

- if (!av)
- goto fail_bad;
- if (PTR_ERR(av) == -EINVAL) {
- ubi_err(ubi, "volume (ID %i) already exists",
- fmvhdr->vol_id);
+ if (IS_ERR(av)) {
+ if (PTR_ERR(av) == -EEXIST)
+ ubi_err(ubi, "volume (ID %i) already exists",
+ fmvhdr->vol_id);
+
goto fail_bad;
}

diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c
index 8c44cf6ff7a2..23a038810083 100644
--- a/drivers/net/ethernet/smsc/smc91x.c
+++ b/drivers/net/ethernet/smsc/smc91x.c
@@ -540,7 +540,7 @@ static inline void smc_rcv(struct net_device *dev)
#define smc_special_lock(lock, flags) spin_lock_irqsave(lock, flags)
#define smc_special_unlock(lock, flags) spin_unlock_irqrestore(lock, flags)
#else
-#define smc_special_trylock(lock, flags) (flags == flags)
+#define smc_special_trylock(lock, flags) ((void)flags, true)
#define smc_special_lock(lock, flags) do { flags = 0; } while (0)
#define smc_special_unlock(lock, flags) do { flags = 0; } while (0)
#endif
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index 7831bc6b51dd..ec84ff8ad1b4 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -321,6 +321,8 @@ int pwmchip_remove(struct pwm_chip *chip)
unsigned int i;
int ret = 0;

+ pwmchip_sysfs_unexport_children(chip);
+
mutex_lock(&pwm_lock);

for (i = 0; i < chip->npwm; i++) {
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
index 9c90886f4123..c20163b92991 100644
--- a/drivers/pwm/sysfs.c
+++ b/drivers/pwm/sysfs.c
@@ -350,6 +350,24 @@ void pwmchip_sysfs_unexport(struct pwm_chip *chip)
}
}

+void pwmchip_sysfs_unexport_children(struct pwm_chip *chip)
+{
+ struct device *parent;
+ unsigned int i;
+
+ parent = class_find_device(&pwm_class, NULL, chip,
+ pwmchip_sysfs_match);
+ if (!parent)
+ return;
+
+ for (i = 0; i < chip->npwm; i++) {
+ struct pwm_device *pwm = &chip->pwms[i];
+
+ if (test_bit(PWMF_EXPORTED, &pwm->flags))
+ pwm_unexport_child(parent, pwm);
+ }
+}
+
static int __init pwm_sysfs_init(void)
{
return class_register(&pwm_class);
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 8db9f3a5844d..7aa01c1960ea 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -2545,18 +2545,9 @@ static int arcmsr_queue_command_lck(struct scsi_cmnd *cmd,
struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
struct CommandControlBlock *ccb;
int target = cmd->device->id;
- int lun = cmd->device->lun;
- uint8_t scsicmd = cmd->cmnd[0];
cmd->scsi_done = done;
cmd->host_scribble = NULL;
cmd->result = 0;
- if ((scsicmd == SYNCHRONIZE_CACHE) ||(scsicmd == SEND_DIAGNOSTIC)){
- if(acb->devstate[target][lun] == ARECA_RAID_GONE) {
- cmd->result = (DID_NO_CONNECT << 16);
- }
- cmd->scsi_done(cmd);
- return 0;
- }
if (target == 16) {
/* virtual device for iop message transfer */
arcmsr_handle_virtual_command(acb, cmd);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 278e10cd771f..17c440b9d086 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -1688,16 +1688,13 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
goto out_done;
}

- switch (scmd->cmnd[0]) {
- case SYNCHRONIZE_CACHE:
- /*
- * FW takes care of flush cache on its own
- * No need to send it down
- */
+ /*
+ * FW takes care of flush cache on its own for Virtual Disk.
+ * No need to send it down for VD. For JBOD send SYNCHRONIZE_CACHE to FW.
+ */
+ if ((scmd->cmnd[0] == SYNCHRONIZE_CACHE) && MEGASAS_IS_LOGICAL(scmd)) {
scmd->result = DID_OK << 16;
goto out_done;
- default:
- break;
}

if (instance->instancet->build_and_issue_cmd(instance, scmd)) {
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index d09d60293c27..e357a393d56e 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -4981,6 +4981,7 @@ static void __exit scsi_debug_exit(void)
bus_unregister(&pseudo_lld_bus);
root_device_unregister(pseudo_primary);

+ vfree(map_storep);
vfree(dif_storep);
vfree(fake_storep);
}
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 136ebaaa9cc0..5ab54ef4f304 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -872,10 +872,15 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
if (new_cols == vc->vc_cols && new_rows == vc->vc_rows)
return 0;

+ if (new_screen_size > (4 << 20))
+ return -EINVAL;
newscreen = kmalloc(new_screen_size, GFP_USER);
if (!newscreen)
return -ENOMEM;

+ if (vc == sel_cons)
+ clear_selection();
+
old_rows = vc->vc_rows;
old_row_size = vc->vc_size_row;

@@ -1173,7 +1178,7 @@ static void csi_J(struct vc_data *vc, int vpar)
break;
case 3: /* erase scroll-back buffer (and whole display) */
scr_memsetw(vc->vc_screenbuf, vc->vc_video_erase_char,
- vc->vc_screenbuf_size >> 1);
+ vc->vc_screenbuf_size);
set_origin(vc);
if (CON_IS_VISIBLE(vc))
update_screen(vc);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index fb79dca9484b..5ae2b7d3a74a 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2845,7 +2845,7 @@ err3:
kfree(dwc->setup_buf);

err2:
- dma_free_coherent(dwc->dev, sizeof(*dwc->ep0_trb),
+ dma_free_coherent(dwc->dev, sizeof(*dwc->ep0_trb) * 2,
dwc->ep0_trb, dwc->ep0_trb_addr);

err1:
@@ -2869,7 +2869,7 @@ void dwc3_gadget_exit(struct dwc3 *dwc)

kfree(dwc->setup_buf);

- dma_free_coherent(dwc->dev, sizeof(*dwc->ep0_trb),
+ dma_free_coherent(dwc->dev, sizeof(*dwc->ep0_trb) * 2,
dwc->ep0_trb, dwc->ep0_trb_addr);

dma_free_coherent(dwc->dev, sizeof(*dwc->ctrl_req),
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 6554322af2c1..b644248f4b8e 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -596,8 +596,9 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,

/* throttle high/super speed IRQ rate back slightly */
if (gadget_is_dualspeed(dev->gadget))
- req->no_interrupt = (dev->gadget->speed == USB_SPEED_HIGH ||
- dev->gadget->speed == USB_SPEED_SUPER)
+ req->no_interrupt = (((dev->gadget->speed == USB_SPEED_HIGH ||
+ dev->gadget->speed == USB_SPEED_SUPER)) &&
+ !list_empty(&dev->tx_reqs))
? ((atomic_read(&dev->tx_qlen) % dev->qmult) != 0)
: 0;

diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 760cb57e954e..9d1192aea9d0 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -72,7 +72,7 @@
static const char hcd_name [] = "ohci_hcd";

#define STATECHANGE_DELAY msecs_to_jiffies(300)
-#define IO_WATCHDOG_DELAY msecs_to_jiffies(250)
+#define IO_WATCHDOG_DELAY msecs_to_jiffies(275)

#include "ohci.h"
#include "pci-quirks.h"
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 1da876605e4d..b9d6940479da 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1157,7 +1157,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
xhci_set_link_state(xhci, port_array, wIndex,
XDEV_RESUME);
spin_unlock_irqrestore(&xhci->lock, flags);
- msleep(20);
+ msleep(USB_RESUME_TIMEOUT);
spin_lock_irqsave(&xhci->lock, flags);
xhci_set_link_state(xhci, port_array, wIndex,
XDEV_U0);
@@ -1401,7 +1401,7 @@ int xhci_bus_resume(struct usb_hcd *hcd)

if (need_usb2_u3_exit) {
spin_unlock_irqrestore(&xhci->lock, flags);
- msleep(20);
+ msleep(USB_RESUME_TIMEOUT);
spin_lock_irqsave(&xhci->lock, flags);
}

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 963867c2c1d5..cf147ccac7d3 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -45,6 +45,7 @@

#define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI 0x8c31
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI 0x9c31
+#define PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_XHCI 0x9cb1
#define PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI 0x22b5
#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI 0xa12f
#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI 0x9d2f
@@ -154,7 +155,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_SPURIOUS_REBOOT;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
- pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
+ (pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_XHCI)) {
xhci->quirks |= XHCI_SPURIOUS_REBOOT;
xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 6eccded3bc33..976195e748a3 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -845,7 +845,9 @@ static int cp210x_tiocmget(struct tty_struct *tty)
unsigned int control;
int result;

- cp210x_get_config(port, CP210X_GET_MDMSTS, &control, 1);
+ result = cp210x_get_config(port, CP210X_GET_MDMSTS, &control, 1);
+ if (result)
+ return result;

result = ((control & CONTROL_DTR) ? TIOCM_DTR : 0)
|((control & CONTROL_RTS) ? TIOCM_RTS : 0)
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 8c48c9d83d48..494167fe6a2c 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -986,7 +986,8 @@ static const struct usb_device_id id_table_combined[] = {
/* ekey Devices */
{ USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
/* Infineon Devices */
- { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
/* GE Healthcare devices */
{ USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
/* Active Research (Actisense) devices */
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index f87a938cf005..21011c0a4c64 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -626,8 +626,9 @@
/*
* Infineon Technologies
*/
-#define INFINEON_VID 0x058b
-#define INFINEON_TRIBOARD_PID 0x0028 /* DAS JTAG TriBoard TC1798 V1.0 */
+#define INFINEON_VID 0x058b
+#define INFINEON_TRIBOARD_TC1798_PID 0x0028 /* DAS JTAG TriBoard TC1798 V1.0 */
+#define INFINEON_TRIBOARD_TC2X7_PID 0x0043 /* DAS JTAG TriBoard TC2X7 V1.0 */

/*
* Acton Research Corp.
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index a0ca291bc07f..e7e29c797824 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1077,7 +1077,8 @@ static int usb_serial_probe(struct usb_interface *interface,

serial->disconnected = 0;

- usb_serial_console_init(serial->port[0]->minor);
+ if (num_ports > 0)
+ usb_serial_console_init(serial->port[0]->minor);
exit:
module_put(type->driver.owner);
return 0;
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index dc2b94142f53..a01a41a41269 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -548,7 +548,8 @@ void virtqueue_disable_cb(struct virtqueue *_vq)

if (!(vq->avail_flags_shadow & VRING_AVAIL_F_NO_INTERRUPT)) {
vq->avail_flags_shadow |= VRING_AVAIL_F_NO_INTERRUPT;
- vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
+ if (!vq->event)
+ vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
}

}
@@ -580,7 +581,8 @@ unsigned virtqueue_enable_cb_prepare(struct virtqueue *_vq)
* entry. Always do both to keep code simple. */
if (vq->avail_flags_shadow & VRING_AVAIL_F_NO_INTERRUPT) {
vq->avail_flags_shadow &= ~VRING_AVAIL_F_NO_INTERRUPT;
- vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
+ if (!vq->event)
+ vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
}
vring_used_event(&vq->vring) = cpu_to_virtio16(_vq->vdev, last_used_idx = vq->last_used_idx);
END_USE(vq);
@@ -648,10 +650,11 @@ bool virtqueue_enable_cb_delayed(struct virtqueue *_vq)
* more to do. */
/* Depending on the VIRTIO_RING_F_USED_EVENT_IDX feature, we need to
* either clear the flags bit or point the event index at the next
- * entry. Always do both to keep code simple. */
+ * entry. Always update the event index to keep code simple. */
if (vq->avail_flags_shadow & VRING_AVAIL_F_NO_INTERRUPT) {
vq->avail_flags_shadow &= ~VRING_AVAIL_F_NO_INTERRUPT;
- vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
+ if (!vq->event)
+ vq->vring.avail->flags = cpu_to_virtio16(_vq->vdev, vq->avail_flags_shadow);
}
/* TODO: tune this threshold */
bufs = (u16)(vq->avail_idx_shadow - vq->last_used_idx) * 3 / 4;
@@ -770,7 +773,8 @@ struct virtqueue *vring_new_virtqueue(unsigned int index,
/* No callback? Tell other side not to bother us. */
if (!callback) {
vq->avail_flags_shadow |= VRING_AVAIL_F_NO_INTERRUPT;
- vq->vring.avail->flags = cpu_to_virtio16(vdev, vq->avail_flags_shadow);
+ if (!vq->event)
+ vq->vring.avail->flags = cpu_to_virtio16(vdev, vq->avail_flags_shadow);
}

/* Put everything in free lists. */
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 1415f6d58633..f7441193bf35 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2696,14 +2696,12 @@ static inline void btrfs_remove_all_log_ctxs(struct btrfs_root *root,
int index, int error)
{
struct btrfs_log_ctx *ctx;
+ struct btrfs_log_ctx *safe;

- if (!error) {
- INIT_LIST_HEAD(&root->log_ctxs[index]);
- return;
- }
-
- list_for_each_entry(ctx, &root->log_ctxs[index], list)
+ list_for_each_entry_safe(ctx, safe, &root->log_ctxs[index], list) {
+ list_del_init(&ctx->list);
ctx->log_ret = error;
+ }

INIT_LIST_HEAD(&root->log_ctxs[index]);
}
@@ -2944,13 +2942,9 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
mutex_unlock(&root->log_mutex);

out_wake_log_root:
- /*
- * We needn't get log_mutex here because we are sure all
- * the other tasks are blocked.
- */
+ mutex_lock(&log_root_tree->log_mutex);
btrfs_remove_all_log_ctxs(log_root_tree, index2, ret);

- mutex_lock(&log_root_tree->log_mutex);
log_root_tree->log_transid_committed++;
atomic_set(&log_root_tree->log_commit[index2], 0);
mutex_unlock(&log_root_tree->log_mutex);
@@ -2961,10 +2955,8 @@ out_wake_log_root:
if (waitqueue_active(&log_root_tree->log_commit_wait[index2]))
wake_up(&log_root_tree->log_commit_wait[index2]);
out:
- /* See above. */
- btrfs_remove_all_log_ctxs(root, index1, ret);
-
mutex_lock(&root->log_mutex);
+ btrfs_remove_all_log_ctxs(root, index1, ret);
root->log_transid_committed++;
atomic_set(&root->log_commit[index1], 0);
mutex_unlock(&root->log_mutex);
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index ea0dd9ee138d..63a0d0ba36de 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -139,6 +139,8 @@ static int ovl_copy_up_data(struct path *old, struct path *new, loff_t len)
len -= bytes;
}

+ if (!error)
+ error = vfs_fsync(new_file, 0);
fput(new_file);
out_fput:
fput(old_file);
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index e49bd2808bf3..f5d5ee43ae6e 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -350,7 +350,7 @@ static unsigned int vfs_dent_type(uint8_t type)
*/
static int ubifs_readdir(struct file *file, struct dir_context *ctx)
{
- int err;
+ int err = 0;
struct qstr nm;
union ubifs_key key;
struct ubifs_dent_node *dent;
@@ -452,14 +452,20 @@ out:
kfree(file->private_data);
file->private_data = NULL;

- if (err != -ENOENT) {
+ if (err != -ENOENT)
ubifs_err(c, "cannot find next direntry, error %d", err);
- return err;
- }
+ else
+ /*
+ * -ENOENT is a non-fatal error in this context, the TNC uses
+ * it to indicate that the cursor moved past the current directory
+ * and readdir() has to stop.
+ */
+ err = 0;
+

/* 2 is a special value indicating that there are no more direntries */
ctx->pos = 2;
- return 0;
+ return err;
}

/* Free saved readdir() state when the directory is closed */
diff --git a/fs/xfs/libxfs/xfs_dquot_buf.c b/fs/xfs/libxfs/xfs_dquot_buf.c
index 3cc3cf767474..ac9a003dd29a 100644
--- a/fs/xfs/libxfs/xfs_dquot_buf.c
+++ b/fs/xfs/libxfs/xfs_dquot_buf.c
@@ -191,8 +191,7 @@ xfs_dquot_buf_verify_crc(
if (mp->m_quotainfo)
ndquots = mp->m_quotainfo->qi_dqperchunk;
else
- ndquots = xfs_calc_dquots_per_chunk(
- XFS_BB_TO_FSB(mp, bp->b_length));
+ ndquots = xfs_calc_dquots_per_chunk(bp->b_length);

for (i = 0; i < ndquots; i++, d++) {
if (!xfs_verify_cksum((char *)d, sizeof(struct xfs_dqblk),
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index cfc3ed46cad2..aa8736d5b2f3 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -331,6 +331,7 @@ static inline void pwm_remove_table(struct pwm_lookup *table, size_t num)
#ifdef CONFIG_PWM_SYSFS
void pwmchip_sysfs_export(struct pwm_chip *chip);
void pwmchip_sysfs_unexport(struct pwm_chip *chip);
+void pwmchip_sysfs_unexport_children(struct pwm_chip *chip);
#else
static inline void pwmchip_sysfs_export(struct pwm_chip *chip)
{
@@ -339,6 +340,10 @@ static inline void pwmchip_sysfs_export(struct pwm_chip *chip)
static inline void pwmchip_sysfs_unexport(struct pwm_chip *chip)
{
}
+
+static inline void pwmchip_sysfs_unexport_children(struct pwm_chip *chip)
+{
+}
#endif /* CONFIG_PWM_SYSFS */

#endif /* __LINUX_PWM_H */
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index a3424f28aaf4..127c63e02d52 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -236,6 +236,9 @@ static int cgroup_addrm_files(struct cgroup_subsys_state *css,
*/
static bool cgroup_ssid_enabled(int ssid)
{
+ if (CGROUP_SUBSYS_COUNT == 0)
+ return false;
+
return static_key_enabled(cgroup_subsys_enabled_key[ssid]);
}

diff --git a/mm/cma.c b/mm/cma.c
index ea506eb18cd6..bd0e1412475e 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -183,7 +183,8 @@ int __init cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
return -EINVAL;

/* ensure minimal alignment required by mm core */
- alignment = PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order);
+ alignment = PAGE_SIZE <<
+ max_t(unsigned long, MAX_ORDER - 1, pageblock_order);

/* alignment should be aligned with order_per_bit */
if (!IS_ALIGNED(alignment >> PAGE_SHIFT, 1 << order_per_bit))
@@ -266,8 +267,8 @@ int __init cma_declare_contiguous(phys_addr_t base,
* migratetype page by page allocator's buddy algorithm. In the case,
* you couldn't get a contiguous memory, which is not what we want.
*/
- alignment = max(alignment,
- (phys_addr_t)PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order));
+ alignment = max(alignment, (phys_addr_t)PAGE_SIZE <<
+ max_t(unsigned long, MAX_ORDER - 1, pageblock_order));
base = ALIGN(base, alignment);
size = ALIGN(size, alignment);
limit &= ~(alignment - 1);
diff --git a/mm/list_lru.c b/mm/list_lru.c
index afc71ea9a381..5d8dffd5b57c 100644
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -554,6 +554,8 @@ int __list_lru_init(struct list_lru *lru, bool memcg_aware,
err = memcg_init_list_lru(lru, memcg_aware);
if (err) {
kfree(lru->node);
+ /* Do this so a list_lru_destroy() doesn't crash: */
+ lru->node = NULL;
goto out;
}

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6b90d184e9c0..5d9c8a3136bc 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2055,6 +2055,15 @@ retry:
current->flags & PF_EXITING))
goto force;

+ /*
+ * Prevent unbounded recursion when reclaim operations need to
+ * allocate memory. This might exceed the limits temporarily,
+ * but we prefer facilitating memory reclaim and getting back
+ * under the limit over triggering OOM kills in these cases.
+ */
+ if (unlikely(current->flags & PF_MEMALLOC))
+ goto force;
+
if (unlikely(task_in_memcg_oom(current)))
goto nomem;

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 0838e9f02b11..de1c59d8daa3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2910,7 +2910,9 @@ unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg,
sc.may_writepage,
sc.gfp_mask);

+ current->flags |= PF_MEMALLOC;
nr_reclaimed = do_try_to_free_pages(zonelist, &sc);
+ current->flags &= ~PF_MEMALLOC;

trace_mm_vmscan_memcg_reclaim_end(nr_reclaimed);

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index a3bb8f7f5fc5..2b528389409f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2203,16 +2203,22 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
if (!(status->rx_flags & IEEE80211_RX_AMSDU))
return RX_CONTINUE;

- if (ieee80211_has_a4(hdr->frame_control) &&
- rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
- !rx->sdata->u.vlan.sta)
- return RX_DROP_UNUSABLE;
+ if (unlikely(ieee80211_has_a4(hdr->frame_control))) {
+ switch (rx->sdata->vif.type) {
+ case NL80211_IFTYPE_AP_VLAN:
+ if (!rx->sdata->u.vlan.sta)
+ return RX_DROP_UNUSABLE;
+ break;
+ case NL80211_IFTYPE_STATION:
+ if (!rx->sdata->u.mgd.use_4addr)
+ return RX_DROP_UNUSABLE;
+ break;
+ default:
+ return RX_DROP_UNUSABLE;
+ }
+ }

- if (is_multicast_ether_addr(hdr->addr1) &&
- ((rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
- rx->sdata->u.vlan.sta) ||
- (rx->sdata->vif.type == NL80211_IFTYPE_STATION &&
- rx->sdata->u.mgd.use_4addr)))
+ if (is_multicast_ether_addr(hdr->addr1))
return RX_DROP_UNUSABLE;

skb->dev = dev;
diff --git a/security/keys/proc.c b/security/keys/proc.c
index f0611a6368cd..b9f531c9e4fa 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -181,7 +181,7 @@ static int proc_keys_show(struct seq_file *m, void *v)
struct timespec now;
unsigned long timo;
key_ref_t key_ref, skey_ref;
- char xbuf[12];
+ char xbuf[16];
int rc;

struct keyring_search_context ctx = {
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 22dbfa563919..5baf8b56b6e7 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -956,7 +956,7 @@ irqreturn_t azx_interrupt(int irq, void *dev_id)
status = azx_readb(chip, RIRBSTS);
if (status & RIRB_INT_MASK) {
if (status & RIRB_INT_RESPONSE) {
- if (chip->driver_caps & AZX_DCAPS_RIRB_PRE_DELAY)
+ if (chip->driver_caps & AZX_DCAPS_CTX_WORKAROUND)
udelay(80);
snd_hdac_bus_update_rirb(bus);
}
@@ -1055,11 +1055,6 @@ int azx_bus_init(struct azx *chip, const char *model,
if (chip->driver_caps & AZX_DCAPS_CORBRP_SELF_CLEAR)
bus->core.corbrp_self_clear = true;

- if (chip->driver_caps & AZX_DCAPS_RIRB_DELAY) {
- dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
- bus->needs_damn_long_delay = 1;
- }
-
if (chip->driver_caps & AZX_DCAPS_4K_BDLE_BOUNDARY)
bus->core.align_bdle_4k = true;

diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index 7b635d68cfe1..b17539537b2e 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -32,8 +32,8 @@
#define AZX_DCAPS_NO_MSI (1 << 9) /* No MSI support */
#define AZX_DCAPS_SNOOP_MASK (3 << 10) /* snoop type mask */
#define AZX_DCAPS_SNOOP_OFF (1 << 12) /* snoop default off */
-#define AZX_DCAPS_RIRB_DELAY (1 << 13) /* Long delay in read loop */
-#define AZX_DCAPS_RIRB_PRE_DELAY (1 << 14) /* Put a delay before read */
+/* 13 unused */
+/* 14 unused */
#define AZX_DCAPS_CTX_WORKAROUND (1 << 15) /* X-Fi workaround */
#define AZX_DCAPS_POSFIX_LPIB (1 << 16) /* Use LPIB as default */
#define AZX_DCAPS_POSFIX_VIA (1 << 17) /* Use VIACOMBO as default */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index d4671973d889..ad4a1e9a3ae1 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -334,8 +334,7 @@ enum {

/* quirks for Nvidia */
#define AZX_DCAPS_PRESET_NVIDIA \
- (AZX_DCAPS_RIRB_DELAY | AZX_DCAPS_NO_MSI | /*AZX_DCAPS_ALIGN_BUFSIZE |*/ \
- AZX_DCAPS_NO_64BIT | AZX_DCAPS_CORBRP_SELF_CLEAR |\
+ (AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\
AZX_DCAPS_SNOOP_TYPE(NVIDIA))

#define AZX_DCAPS_PRESET_CTHDA \
@@ -1637,6 +1636,11 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
return err;
}

+ if (chip->driver_type == AZX_DRIVER_NVIDIA) {
+ dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
+ chip->bus.needs_damn_long_delay = 1;
+ }
+
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
dev_err(card->dev, "Error creating device [card]!\n");
@@ -1720,6 +1724,10 @@ static int azx_first_init(struct azx *chip)
}
}

+ /* NVidia hardware normally only supports up to 40 bits of DMA */
+ if (chip->pci->vendor == PCI_VENDOR_ID_NVIDIA)
+ dma_bits = 40;
+
/* disable 64bit DMA address on some devices */
if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
dev_dbg(card->dev, "Disabling 64bit DMA\n");
@@ -2406,14 +2414,12 @@ static const struct pci_device_id azx_ids[] = {
.class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
.class_mask = 0xffffff,
.driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
- AZX_DCAPS_NO_64BIT |
- AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
+ AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
#else
/* this entry seems still valid -- i.e. without emu20kx chip */
{ PCI_DEVICE(0x1102, 0x0009),
.driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
- AZX_DCAPS_NO_64BIT |
- AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
+ AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
#endif
/* CM8888 */
{ PCI_DEVICE(0x13f6, 0x5011),
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 58c0aad37284..17fd81736d3d 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -464,6 +464,8 @@ static int hda_tegra_create(struct snd_card *card,
if (err < 0)
return err;

+ chip->bus.needs_damn_long_delay = 1;
+
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
dev_err(card->dev, "Error creating device\n");
@@ -481,8 +483,7 @@ MODULE_DEVICE_TABLE(of, hda_tegra_match);

static int hda_tegra_probe(struct platform_device *pdev)
{
- const unsigned int driver_flags = AZX_DCAPS_RIRB_DELAY |
- AZX_DCAPS_CORBRP_SELF_CLEAR;
+ const unsigned int driver_flags = AZX_DCAPS_CORBRP_SELF_CLEAR;
struct snd_card *card;
struct azx *chip;
struct hda_tegra *hda;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b1fa50aed888..f0986cac82f1 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5793,8 +5793,6 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
#define ALC295_STANDARD_PINS \
{0x12, 0xb7a60130}, \
{0x14, 0x90170110}, \
- {0x17, 0x21014020}, \
- {0x18, 0x21a19030}, \
{0x21, 0x04211020}

#define ALC298_STANDARD_PINS \
@@ -5841,11 +5839,19 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x1b, 0x02011020},
{0x21, 0x0221101f}),
SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x14, 0x90170110},
+ {0x1b, 0x01011020},
+ {0x21, 0x0221101f}),
+ SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
{0x14, 0x90170130},
{0x1b, 0x01014020},
{0x21, 0x0221103f}),
SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
{0x14, 0x90170130},
+ {0x1b, 0x01011020},
+ {0x21, 0x0221103f}),
+ SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x14, 0x90170130},
{0x1b, 0x02011020},
{0x21, 0x0221103f}),
SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
@@ -6021,7 +6027,13 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
ALC292_STANDARD_PINS,
{0x13, 0x90a60140}),
SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
- ALC295_STANDARD_PINS),
+ ALC295_STANDARD_PINS,
+ {0x17, 0x21014020},
+ {0x18, 0x21a19030}),
+ SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+ ALC295_STANDARD_PINS,
+ {0x17, 0x21014040},
+ {0x18, 0x21a19050}),
SND_HDA_PIN_QUIRK(0x10ec0298, 0x1028, "Dell", ALC298_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC298_STANDARD_PINS,
{0x17, 0x90170110}),
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index c60a776e815d..8a59d4782a0f 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -2907,6 +2907,23 @@ AU0828_DEVICE(0x2040, 0x7260, "Hauppauge", "HVR-950Q"),
AU0828_DEVICE(0x2040, 0x7213, "Hauppauge", "HVR-950Q"),
AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),

+/* Syntek STK1160 */
+{
+ .match_flags = USB_DEVICE_ID_MATCH_DEVICE |
+ USB_DEVICE_ID_MATCH_INT_CLASS |
+ USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+ .idVendor = 0x05e1,
+ .idProduct = 0x0408,
+ .bInterfaceClass = USB_CLASS_AUDIO,
+ .bInterfaceSubClass = USB_SUBCLASS_AUDIOCONTROL,
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .vendor_name = "Syntek",
+ .product_name = "STK1160",
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_AUDIO_ALIGN_TRANSFER
+ }
+},
+
/* Digidesign Mbox */
{
/* Thanks to Clemens Ladisch <clemens@ladisch.de> */
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 0d19d5447d6c..929a32ba15f5 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -420,7 +420,7 @@ $(LIBTRACEEVENT)-clean:
$(call QUIET_CLEAN, libtraceevent)
$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) O=$(OUTPUT) clean >/dev/null

-install-traceevent-plugins: $(LIBTRACEEVENT)
+install-traceevent-plugins: libtraceevent_plugins
$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins

$(LIBAPI): fixdep FORCE
\
 
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