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SubjectRe: Linux 4.9.49
diff --git a/Makefile b/Makefile
index cfa188b427b1..1ebc553f5464 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 48
+SUBLEVEL = 49
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 0cea7026e4ff..d33f245af5e9 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -480,7 +480,7 @@ static inline int mm_alloc_pgste(struct mm_struct *mm)
* In the case that a guest uses storage keys
* faults should no longer be backed by zero pages
*/
-#define mm_forbids_zeropage mm_use_skey
+#define mm_forbids_zeropage mm_has_pgste
static inline int mm_use_skey(struct mm_struct *mm)
{
#ifdef CONFIG_PGSTE
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c
index 3ba622702ce4..cb2cd04e6698 100644
--- a/arch/s390/mm/gmap.c
+++ b/arch/s390/mm/gmap.c
@@ -2124,6 +2124,37 @@ static inline void thp_split_mm(struct mm_struct *mm)
#endif
}

+/*
+ * Remove all empty zero pages from the mapping for lazy refaulting
+ * - This must be called after mm->context.has_pgste is set, to avoid
+ * future creation of zero pages
+ * - This must be called after THP was enabled
+ */
+static int __zap_zero_pages(pmd_t *pmd, unsigned long start,
+ unsigned long end, struct mm_walk *walk)
+{
+ unsigned long addr;
+
+ for (addr = start; addr != end; addr += PAGE_SIZE) {
+ pte_t *ptep;
+ spinlock_t *ptl;
+
+ ptep = pte_offset_map_lock(walk->mm, pmd, addr, &ptl);
+ if (is_zero_pfn(pte_pfn(*ptep)))
+ ptep_xchg_direct(walk->mm, addr, ptep, __pte(_PAGE_INVALID));
+ pte_unmap_unlock(ptep, ptl);
+ }
+ return 0;
+}
+
+static inline void zap_zero_pages(struct mm_struct *mm)
+{
+ struct mm_walk walk = { .pmd_entry = __zap_zero_pages };
+
+ walk.mm = mm;
+ walk_page_range(0, TASK_SIZE, &walk);
+}
+
/*
* switch on pgstes for its userspace process (for kvm)
*/
@@ -2141,6 +2172,7 @@ int s390_enable_sie(void)
mm->context.has_pgste = 1;
/* split thp mappings and disable thp for future mappings */
thp_split_mm(mm);
+ zap_zero_pages(mm);
up_write(&mm->mmap_sem);
return 0;
}
@@ -2153,13 +2185,6 @@ EXPORT_SYMBOL_GPL(s390_enable_sie);
static int __s390_enable_skey(pte_t *pte, unsigned long addr,
unsigned long next, struct mm_walk *walk)
{
- /*
- * Remove all zero page mappings,
- * after establishing a policy to forbid zero page mappings
- * following faults for that page will get fresh anonymous pages
- */
- if (is_zero_pfn(pte_pfn(*pte)))
- ptep_xchg_direct(walk->mm, addr, pte, __pte(_PAGE_INVALID));
/* Clear storage key */
ptep_zap_key(walk->mm, addr, pte);
return 0;
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 8d4d959a821c..8706533db57b 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -616,6 +616,7 @@ static const struct pci_device_id amd[] = {
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE), 8 },
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE), 8 },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_IDE), 9 },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_DEV_IDE), 9 },

{ },
};
diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
index 6c15a554efbe..dc1255294628 100644
--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -289,6 +289,7 @@ static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)

static const struct pci_device_id cs5536[] = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_IDE), },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_DEV_IDE), },
{ },
};

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 6470eb8088f4..e32a74eb28a3 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -736,7 +736,7 @@ int bus_add_driver(struct device_driver *drv)

out_unregister:
kobject_put(&priv->kobj);
- kfree(drv->p);
+ /* drv->p is freed in driver_release() */
drv->p = NULL;
out_put_bus:
bus_put(bus);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index dd220fad366c..74e677ac8e37 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -342,6 +342,7 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK },
+ { USB_DEVICE(0x13d3, 0x3494), .driver_info = BTUSB_REALTEK },

/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h
index 161c923d6162..3e74e1a6584c 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511.h
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h
@@ -315,6 +315,8 @@ struct adv7511 {
bool edid_read;

wait_queue_head_t wq;
+ struct work_struct hpd_work;
+
struct drm_bridge bridge;
struct drm_connector connector;

diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 8ed3906dd411..213d892b6fa3 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -402,6 +402,27 @@ static bool adv7511_hpd(struct adv7511 *adv7511)
return false;
}

+static void adv7511_hpd_work(struct work_struct *work)
+{
+ struct adv7511 *adv7511 = container_of(work, struct adv7511, hpd_work);
+ enum drm_connector_status status;
+ unsigned int val;
+ int ret;
+
+ ret = regmap_read(adv7511->regmap, ADV7511_REG_STATUS, &val);
+ if (ret < 0)
+ status = connector_status_disconnected;
+ else if (val & ADV7511_STATUS_HPD)
+ status = connector_status_connected;
+ else
+ status = connector_status_disconnected;
+
+ if (adv7511->connector.status != status) {
+ adv7511->connector.status = status;
+ drm_kms_helper_hotplug_event(adv7511->connector.dev);
+ }
+}
+
static int adv7511_irq_process(struct adv7511 *adv7511, bool process_hpd)
{
unsigned int irq0, irq1;
@@ -419,7 +440,7 @@ static int adv7511_irq_process(struct adv7511 *adv7511, bool process_hpd)
regmap_write(adv7511->regmap, ADV7511_REG_INT(1), irq1);

if (process_hpd && irq0 & ADV7511_INT0_HPD && adv7511->bridge.encoder)
- drm_helper_hpd_irq_event(adv7511->connector.dev);
+ schedule_work(&adv7511->hpd_work);

if (irq0 & ADV7511_INT0_EDID_READY || irq1 & ADV7511_INT1_DDC_ERROR) {
adv7511->edid_read = true;
@@ -1006,6 +1027,8 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
goto err_i2c_unregister_edid;
}

+ INIT_WORK(&adv7511->hpd_work, adv7511_hpd_work);
+
if (i2c->irq) {
init_waitqueue_head(&adv7511->wq);

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
index eb9b278198b2..a4cb82495cee 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
@@ -192,6 +192,10 @@ nvkm_pci_new_(const struct nvkm_pci_func *func, struct nvkm_device *device,
}
}

+#ifdef __BIG_ENDIAN
+ pci->msi = false;
+#endif
+
pci->msi = nvkm_boolopt(device->cfgopt, "NvMSI", pci->msi);
if (pci->msi && func->msi_rearm) {
pci->msi = pci_enable_msi(pci->pdev) == 0;
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index 0bba3842336e..63b5db4e4070 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -85,6 +85,16 @@ static const struct pci_device_id intel_th_pci_id_table[] = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa2a6),
.driver_data = (kernel_ulong_t)0,
},
+ {
+ /* Cannon Lake H */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa326),
+ .driver_data = (kernel_ulong_t)0,
+ },
+ {
+ /* Cannon Lake LP */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x9da6),
+ .driver_data = (kernel_ulong_t)0,
+ },
{ 0 },
};

diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c
index cde6f130a99a..472641fc890c 100644
--- a/drivers/iio/adc/ti-ads1015.c
+++ b/drivers/iio/adc/ti-ads1015.c
@@ -80,18 +80,12 @@ static const unsigned int ads1115_data_rate[] = {
8, 16, 32, 64, 128, 250, 475, 860
};

-static const struct {
- int scale;
- int uscale;
-} ads1015_scale[] = {
- {3, 0},
- {2, 0},
- {1, 0},
- {0, 500000},
- {0, 250000},
- {0, 125000},
- {0, 125000},
- {0, 125000},
+/*
+ * Translation from PGA bits to full-scale positive and negative input voltage
+ * range in mV
+ */
+static int ads1015_fullscale_range[] = {
+ 6144, 4096, 2048, 1024, 512, 256, 256, 256
};

#define ADS1015_V_CHAN(_chan, _addr) { \
@@ -182,6 +176,12 @@ struct ads1015_data {
struct ads1015_channel_data channel_data[ADS1015_CHANNELS];

unsigned int *data_rate;
+ /*
+ * Set to true when the ADC is switched to the continuous-conversion
+ * mode and exits from a power-down state. This flag is used to avoid
+ * getting the stale result from the conversion register.
+ */
+ bool conv_invalid;
};

static bool ads1015_is_writeable_reg(struct device *dev, unsigned int reg)
@@ -234,33 +234,43 @@ static int ads1015_set_power_state(struct ads1015_data *data, bool on)
ret = pm_runtime_put_autosuspend(dev);
}

- return ret;
+ return ret < 0 ? ret : 0;
}

static
int ads1015_get_adc_result(struct ads1015_data *data, int chan, int *val)
{
int ret, pga, dr, conv_time;
- bool change;
+ unsigned int old, mask, cfg;

if (chan < 0 || chan >= ADS1015_CHANNELS)
return -EINVAL;

+ ret = regmap_read(data->regmap, ADS1015_CFG_REG, &old);
+ if (ret)
+ return ret;
+
pga = data->channel_data[chan].pga;
dr = data->channel_data[chan].data_rate;
+ mask = ADS1015_CFG_MUX_MASK | ADS1015_CFG_PGA_MASK |
+ ADS1015_CFG_DR_MASK;
+ cfg = chan << ADS1015_CFG_MUX_SHIFT | pga << ADS1015_CFG_PGA_SHIFT |
+ dr << ADS1015_CFG_DR_SHIFT;

- ret = regmap_update_bits_check(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_MUX_MASK |
- ADS1015_CFG_PGA_MASK,
- chan << ADS1015_CFG_MUX_SHIFT |
- pga << ADS1015_CFG_PGA_SHIFT,
- &change);
- if (ret < 0)
+ cfg = (old & ~mask) | (cfg & mask);
+
+ ret = regmap_write(data->regmap, ADS1015_CFG_REG, cfg);
+ if (ret)
return ret;

- if (change) {
- conv_time = DIV_ROUND_UP(USEC_PER_SEC, data->data_rate[dr]);
+ if (old != cfg || data->conv_invalid) {
+ int dr_old = (old & ADS1015_CFG_DR_MASK) >>
+ ADS1015_CFG_DR_SHIFT;
+
+ conv_time = DIV_ROUND_UP(USEC_PER_SEC, data->data_rate[dr_old]);
+ conv_time += DIV_ROUND_UP(USEC_PER_SEC, data->data_rate[dr]);
usleep_range(conv_time, conv_time + 1);
+ data->conv_invalid = false;
}

return regmap_read(data->regmap, ADS1015_CONV_REG, val);
@@ -297,17 +307,20 @@ static irqreturn_t ads1015_trigger_handler(int irq, void *p)
return IRQ_HANDLED;
}

-static int ads1015_set_scale(struct ads1015_data *data, int chan,
+static int ads1015_set_scale(struct ads1015_data *data,
+ struct iio_chan_spec const *chan,
int scale, int uscale)
{
int i, ret, rindex = -1;
+ int fullscale = div_s64((scale * 1000000LL + uscale) <<
+ (chan->scan_type.realbits - 1), 1000000);

- for (i = 0; i < ARRAY_SIZE(ads1015_scale); i++)
- if (ads1015_scale[i].scale == scale &&
- ads1015_scale[i].uscale == uscale) {
+ for (i = 0; i < ARRAY_SIZE(ads1015_fullscale_range); i++) {
+ if (ads1015_fullscale_range[i] == fullscale) {
rindex = i;
break;
}
+ }
if (rindex < 0)
return -EINVAL;

@@ -317,32 +330,23 @@ static int ads1015_set_scale(struct ads1015_data *data, int chan,
if (ret < 0)
return ret;

- data->channel_data[chan].pga = rindex;
+ data->channel_data[chan->address].pga = rindex;

return 0;
}

static int ads1015_set_data_rate(struct ads1015_data *data, int chan, int rate)
{
- int i, ret, rindex = -1;
+ int i;

- for (i = 0; i < ARRAY_SIZE(ads1015_data_rate); i++)
+ for (i = 0; i < ARRAY_SIZE(ads1015_data_rate); i++) {
if (data->data_rate[i] == rate) {
- rindex = i;
- break;
+ data->channel_data[chan].data_rate = i;
+ return 0;
}
- if (rindex < 0)
- return -EINVAL;
-
- ret = regmap_update_bits(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_DR_MASK,
- rindex << ADS1015_CFG_DR_SHIFT);
- if (ret < 0)
- return ret;
-
- data->channel_data[chan].data_rate = rindex;
+ }

- return 0;
+ return -EINVAL;
}

static int ads1015_read_raw(struct iio_dev *indio_dev,
@@ -384,9 +388,9 @@ static int ads1015_read_raw(struct iio_dev *indio_dev,
}
case IIO_CHAN_INFO_SCALE:
idx = data->channel_data[chan->address].pga;
- *val = ads1015_scale[idx].scale;
- *val2 = ads1015_scale[idx].uscale;
- ret = IIO_VAL_INT_PLUS_MICRO;
+ *val = ads1015_fullscale_range[idx];
+ *val2 = chan->scan_type.realbits - 1;
+ ret = IIO_VAL_FRACTIONAL_LOG2;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
idx = data->channel_data[chan->address].data_rate;
@@ -413,7 +417,7 @@ static int ads1015_write_raw(struct iio_dev *indio_dev,
mutex_lock(&data->lock);
switch (mask) {
case IIO_CHAN_INFO_SCALE:
- ret = ads1015_set_scale(data, chan->address, val, val2);
+ ret = ads1015_set_scale(data, chan, val, val2);
break;
case IIO_CHAN_INFO_SAMP_FREQ:
ret = ads1015_set_data_rate(data, chan->address, val);
@@ -445,7 +449,10 @@ static const struct iio_buffer_setup_ops ads1015_buffer_setup_ops = {
.validate_scan_mask = &iio_validate_scan_mask_onehot,
};

-static IIO_CONST_ATTR(scale_available, "3 2 1 0.5 0.25 0.125");
+static IIO_CONST_ATTR_NAMED(ads1015_scale_available, scale_available,
+ "3 2 1 0.5 0.25 0.125");
+static IIO_CONST_ATTR_NAMED(ads1115_scale_available, scale_available,
+ "0.1875 0.125 0.0625 0.03125 0.015625 0.007813");

static IIO_CONST_ATTR_NAMED(ads1015_sampling_frequency_available,
sampling_frequency_available, "128 250 490 920 1600 2400 3300");
@@ -453,7 +460,7 @@ static IIO_CONST_ATTR_NAMED(ads1115_sampling_frequency_available,
sampling_frequency_available, "8 16 32 64 128 250 475 860");

static struct attribute *ads1015_attributes[] = {
- &iio_const_attr_scale_available.dev_attr.attr,
+ &iio_const_attr_ads1015_scale_available.dev_attr.attr,
&iio_const_attr_ads1015_sampling_frequency_available.dev_attr.attr,
NULL,
};
@@ -463,7 +470,7 @@ static const struct attribute_group ads1015_attribute_group = {
};

static struct attribute *ads1115_attributes[] = {
- &iio_const_attr_scale_available.dev_attr.attr,
+ &iio_const_attr_ads1115_scale_available.dev_attr.attr,
&iio_const_attr_ads1115_sampling_frequency_available.dev_attr.attr,
NULL,
};
@@ -624,6 +631,15 @@ static int ads1015_probe(struct i2c_client *client,
dev_err(&client->dev, "iio triggered buffer setup failed\n");
return ret;
}
+
+ ret = regmap_update_bits(data->regmap, ADS1015_CFG_REG,
+ ADS1015_CFG_MOD_MASK,
+ ADS1015_CONTINUOUS << ADS1015_CFG_MOD_SHIFT);
+ if (ret)
+ return ret;
+
+ data->conv_invalid = true;
+
ret = pm_runtime_set_active(&client->dev);
if (ret)
goto err_buffer_cleanup;
@@ -679,10 +695,15 @@ static int ads1015_runtime_resume(struct device *dev)
{
struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev));
struct ads1015_data *data = iio_priv(indio_dev);
+ int ret;

- return regmap_update_bits(data->regmap, ADS1015_CFG_REG,
+ ret = regmap_update_bits(data->regmap, ADS1015_CFG_REG,
ADS1015_CFG_MOD_MASK,
ADS1015_CONTINUOUS << ADS1015_CFG_MOD_SHIFT);
+ if (!ret)
+ data->conv_invalid = true;
+
+ return ret;
}
#endif

diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index ce6ff9b301bb..7e2dc5e56632 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -381,8 +381,8 @@ int trackpoint_detect(struct psmouse *psmouse, bool set_properties)
return 0;

if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) {
- psmouse_warn(psmouse, "failed to get extended button data\n");
- button_info = 0;
+ psmouse_warn(psmouse, "failed to get extended button data, assuming 3 buttons\n");
+ button_info = 0x33;
}

psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL);
diff --git a/drivers/mcb/mcb-lpc.c b/drivers/mcb/mcb-lpc.c
index d072c088ce73..945091a88354 100644
--- a/drivers/mcb/mcb-lpc.c
+++ b/drivers/mcb/mcb-lpc.c
@@ -114,6 +114,12 @@ static struct resource sc24_fpga_resource = {
.flags = IORESOURCE_MEM,
};

+static struct resource sc31_fpga_resource = {
+ .start = 0xf000e000,
+ .end = 0xf000e000 + CHAM_HEADER_SIZE,
+ .flags = IORESOURCE_MEM,
+};
+
static struct platform_driver mcb_lpc_driver = {
.driver = {
.name = "mcb-lpc",
@@ -132,6 +138,15 @@ static const struct dmi_system_id mcb_lpc_dmi_table[] = {
.driver_data = (void *)&sc24_fpga_resource,
.callback = mcb_lpc_create_platform_device,
},
+ {
+ .ident = "SC31",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MEN"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "14SC31"),
+ },
+ .driver_data = (void *)&sc31_fpga_resource,
+ .callback = mcb_lpc_create_platform_device,
+ },
{}
};
MODULE_DEVICE_TABLE(dmi, mcb_lpc_dmi_table);
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 972b5e224d5d..366d3dcb8e9d 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1852,6 +1852,12 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
goto err_wmi_detach;
}

+ /* If firmware indicates Full Rx Reorder support it must be used in a
+ * slightly different manner. Let HTT code know.
+ */
+ ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
+ ar->wmi.svc_map));
+
status = ath10k_htt_rx_alloc(&ar->htt);
if (status) {
ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
@@ -1964,12 +1970,6 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
}
}

- /* If firmware indicates Full Rx Reorder support it must be used in a
- * slightly different manner. Let HTT code know.
- */
- ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
- ar->wmi.svc_map));
-
status = ath10k_htt_rx_ring_refill(ar);
if (status) {
ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 2f8134b2a504..177fd5be2811 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -429,6 +429,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x095B, 0x520A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9000, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9400, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9E10, iwl7265_2ac_cfg)},

/* 8000 Series */
{IWL_PCI_DEVICE(0x24F3, 0x0010, iwl8260_2ac_cfg)},
diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index afdbbf59a278..8677a53ef725 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -4188,7 +4188,7 @@ int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
if (adapter->config_bands & BAND_A)
n_channels_a = mwifiex_band_5ghz.n_channels;

- adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a);
+ adapter->num_in_chan_stats = n_channels_bg + n_channels_a;
adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) *
adapter->num_in_chan_stats);

diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c
index 97c9765b5bc6..78d59a67f7e1 100644
--- a/drivers/net/wireless/marvell/mwifiex/scan.c
+++ b/drivers/net/wireless/marvell/mwifiex/scan.c
@@ -2479,6 +2479,12 @@ mwifiex_update_chan_statistics(struct mwifiex_private *priv,
sizeof(struct mwifiex_chan_stats);

for (i = 0 ; i < num_chan; i++) {
+ if (adapter->survey_idx >= adapter->num_in_chan_stats) {
+ mwifiex_dbg(adapter, WARN,
+ "FW reported too many channel results (max %d)\n",
+ adapter->num_in_chan_stats);
+ return;
+ }
chan_stats.chan_num = fw_chan_stats->chan_num;
chan_stats.bandcfg = fw_chan_stats->bandcfg;
chan_stats.flags = fw_chan_stats->flags;
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 5be4fc96002d..75ffeaa54ed8 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -2269,7 +2269,7 @@ int rtl_pci_probe(struct pci_dev *pdev,
/* find adapter */
if (!_rtl_pci_find_adapter(pdev, hw)) {
err = -ENODEV;
- goto fail3;
+ goto fail2;
}

/* Init IO handler */
@@ -2339,10 +2339,10 @@ int rtl_pci_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, NULL);
rtl_deinit_core(hw);

+fail2:
if (rtlpriv->io.pci_mem_start != 0)
pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start);

-fail2:
pci_release_regions(pdev);
complete(&rtlpriv->firmware_loading_complete);

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index fed37aabf828..9236a13d5d2a 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1244,6 +1244,7 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
unsigned long req_sz, len, sa;
Sg_scatter_hold *rsv_schp;
int k, length;
+ int ret = 0;

if ((!filp) || (!vma) || (!(sfp = (Sg_fd *) filp->private_data)))
return -ENXIO;
@@ -1254,8 +1255,11 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
if (vma->vm_pgoff)
return -EINVAL; /* want no offset */
rsv_schp = &sfp->reserve;
- if (req_sz > rsv_schp->bufflen)
- return -ENOMEM; /* cannot map more than reserved buffer */
+ mutex_lock(&sfp->f_mutex);
+ if (req_sz > rsv_schp->bufflen) {
+ ret = -ENOMEM; /* cannot map more than reserved buffer */
+ goto out;
+ }

sa = vma->vm_start;
length = 1 << (PAGE_SHIFT + rsv_schp->page_order);
@@ -1269,7 +1273,9 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_private_data = sfp;
vma->vm_ops = &sg_mmap_vm_ops;
- return 0;
+out:
+ mutex_unlock(&sfp->f_mutex);
+ return ret;
}

static void
@@ -1741,9 +1747,12 @@ sg_start_req(Sg_request *srp, unsigned char *cmd)
!sfp->res_in_use) {
sfp->res_in_use = 1;
sg_link_reserve(sfp, srp, dxfer_len);
- } else if ((hp->flags & SG_FLAG_MMAP_IO) && sfp->res_in_use) {
+ } else if (hp->flags & SG_FLAG_MMAP_IO) {
+ res = -EBUSY; /* sfp->res_in_use == 1 */
+ if (dxfer_len > rsv_schp->bufflen)
+ res = -ENOMEM;
mutex_unlock(&sfp->f_mutex);
- return -EBUSY;
+ return res;
} else {
res = sg_build_indirect(req_schp, sfp, dxfer_len);
if (res) {
diff --git a/drivers/staging/rts5208/rtsx_scsi.c b/drivers/staging/rts5208/rtsx_scsi.c
index becb4bba166c..b3790334fd3f 100644
--- a/drivers/staging/rts5208/rtsx_scsi.c
+++ b/drivers/staging/rts5208/rtsx_scsi.c
@@ -414,7 +414,7 @@ void set_sense_data(struct rtsx_chip *chip, unsigned int lun, u8 err_code,
sense->ascq = ascq;
if (sns_key_info0 != 0) {
sense->sns_key_info[0] = SKSV | sns_key_info0;
- sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 8;
+ sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 4;
sense->sns_key_info[2] = sns_key_info1 & 0x0f;
}
}
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 840930b014f6..c8075eb3db26 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -629,6 +629,8 @@ static void async_completed(struct urb *urb)
if (as->status < 0 && as->bulk_addr && as->status != -ECONNRESET &&
as->status != -ENOENT)
cancel_bulk_urbs(ps, as->bulk_addr);
+
+ wake_up(&ps->wait);
spin_unlock(&ps->lock);

if (signr) {
@@ -636,8 +638,6 @@ static void async_completed(struct urb *urb)
put_pid(pid);
put_cred(cred);
}
-
- wake_up(&ps->wait);
}

static void destroy_async(struct usb_dev_state *ps, struct list_head *list)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 574da2b4529c..82806e311202 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -57,8 +57,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Microsoft LifeCam-VX700 v2.0 */
{ USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },

- /* Logitech HD Pro Webcams C920 and C930e */
+ /* Logitech HD Pro Webcams C920, C920-C and C930e */
{ USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },
+ { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT },
{ USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT },

/* Logitech ConferenceCam CC3000e */
@@ -217,6 +218,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

+ /* Corsair Strafe RGB */
+ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },
+
/* Acer C120 LED Projector */
{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },

diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 5f4ca7890435..58b9685eb21f 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -142,29 +142,30 @@ static int amd_chipset_sb_type_init(struct amd_chipset_info *pinfo)
pinfo->sb_type.gen = AMD_CHIPSET_SB700;
else if (rev >= 0x40 && rev <= 0x4f)
pinfo->sb_type.gen = AMD_CHIPSET_SB800;
- }
- pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
- 0x145c, NULL);
- if (pinfo->smbus_dev) {
- pinfo->sb_type.gen = AMD_CHIPSET_TAISHAN;
} else {
pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
PCI_DEVICE_ID_AMD_HUDSON2_SMBUS, NULL);

- if (!pinfo->smbus_dev) {
- pinfo->sb_type.gen = NOT_AMD_CHIPSET;
- return 0;
+ if (pinfo->smbus_dev) {
+ rev = pinfo->smbus_dev->revision;
+ if (rev >= 0x11 && rev <= 0x14)
+ pinfo->sb_type.gen = AMD_CHIPSET_HUDSON2;
+ else if (rev >= 0x15 && rev <= 0x18)
+ pinfo->sb_type.gen = AMD_CHIPSET_BOLTON;
+ else if (rev >= 0x39 && rev <= 0x3a)
+ pinfo->sb_type.gen = AMD_CHIPSET_YANGTZE;
+ } else {
+ pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
+ 0x145c, NULL);
+ if (pinfo->smbus_dev) {
+ rev = pinfo->smbus_dev->revision;
+ pinfo->sb_type.gen = AMD_CHIPSET_TAISHAN;
+ } else {
+ pinfo->sb_type.gen = NOT_AMD_CHIPSET;
+ return 0;
+ }
}
-
- rev = pinfo->smbus_dev->revision;
- if (rev >= 0x11 && rev <= 0x14)
- pinfo->sb_type.gen = AMD_CHIPSET_HUDSON2;
- else if (rev >= 0x15 && rev <= 0x18)
- pinfo->sb_type.gen = AMD_CHIPSET_BOLTON;
- else if (rev >= 0x39 && rev <= 0x3a)
- pinfo->sb_type.gen = AMD_CHIPSET_YANGTZE;
}
-
pinfo->sb_type.rev = rev;
return 1;
}
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 261ed2ca28f9..a6b6b1cf1317 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2655,6 +2655,13 @@ static int musb_suspend(struct device *dev)
{
struct musb *musb = dev_to_musb(dev);
unsigned long flags;
+ int ret;
+
+ ret = pm_runtime_get_sync(dev);
+ if (ret < 0) {
+ pm_runtime_put_noidle(dev);
+ return ret;
+ }

musb_platform_disable(musb);
musb_generic_disable(musb);
@@ -2703,14 +2710,6 @@ static int musb_resume(struct device *dev)
if ((devctl & mask) != (musb->context.devctl & mask))
musb->port1_status = 0;

- /*
- * The USB HUB code expects the device to be in RPM_ACTIVE once it came
- * out of suspend
- */
- pm_runtime_disable(dev);
- pm_runtime_set_active(dev);
- pm_runtime_enable(dev);
-
musb_start(musb);

spin_lock_irqsave(&musb->lock, flags);
@@ -2720,6 +2719,9 @@ static int musb_resume(struct device *dev)
error);
spin_unlock_irqrestore(&musb->lock, flags);

+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_autosuspend(dev);
+
return 0;
}

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index fe123153b1a5..2a9944326210 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2023,6 +2023,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) },
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7d04, 0xff) }, /* D-Link DWM-158 */
+ { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7d0e, 0xff) }, /* D-Link DWM-157 C1 */
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e19, 0xff), /* D-Link DWM-221 B1 */
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e35, 0xff), /* D-Link DWM-222 */
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index 58c2f4a21b7f..9ac65914ab5b 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -355,6 +355,10 @@ static int dlm_device_register(struct dlm_ls *ls, char *name)
error = misc_register(&ls->ls_device);
if (error) {
kfree(ls->ls_device.name);
+ /* this has to be set to NULL
+ * to avoid a double-free in dlm_device_deregister
+ */
+ ls->ls_device.name = NULL;
}
fail:
return error;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 3e5dbbe75f70..43082049baf2 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -574,6 +574,7 @@
#define PCI_DEVICE_ID_AMD_CS5536_EHC 0x2095
#define PCI_DEVICE_ID_AMD_CS5536_UDC 0x2096
#define PCI_DEVICE_ID_AMD_CS5536_UOC 0x2097
+#define PCI_DEVICE_ID_AMD_CS5536_DEV_IDE 0x2092
#define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A
#define PCI_DEVICE_ID_AMD_LX_VIDEO 0x2081
#define PCI_DEVICE_ID_AMD_LX_AES 0x2082
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 733a21ef8da4..1061add575d2 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -311,8 +311,8 @@ enum {

__WQ_DRAINING = 1 << 16, /* internal: workqueue is draining */
__WQ_ORDERED = 1 << 17, /* internal: workqueue is ordered */
- __WQ_ORDERED_EXPLICIT = 1 << 18, /* internal: alloc_ordered_workqueue() */
__WQ_LEGACY = 1 << 18, /* internal: create*_workqueue() */
+ __WQ_ORDERED_EXPLICIT = 1 << 19, /* internal: alloc_ordered_workqueue() */

WQ_MAX_ACTIVE = 512, /* I like 512, better ideas? */
WQ_MAX_UNBOUND_PER_CPU = 4, /* 4 * #cpus for unbound wq */
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