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patch-3.4.104-105
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patch-3.4.104-105
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diff --git a/Documentation/cgroups/cpusets.txt b/Documentation/cgroups/cpusets.txt
index cefd3d8bbd11..a52a39f8a8d4 100644
--- a/Documentation/cgroups/cpusets.txt
+++ b/Documentation/cgroups/cpusets.txt
@@ -345,14 +345,14 @@ the named feature on.
The implementation is simple.
Setting the flag 'cpuset.memory_spread_page' turns on a per-process flag
-PF_SPREAD_PAGE for each task that is in that cpuset or subsequently
+PFA_SPREAD_PAGE for each task that is in that cpuset or subsequently
joins that cpuset. The page allocation calls for the page cache
-is modified to perform an inline check for this PF_SPREAD_PAGE task
+is modified to perform an inline check for this PFA_SPREAD_PAGE task
flag, and if set, a call to a new routine cpuset_mem_spread_node()
returns the node to prefer for the allocation.
Similarly, setting 'cpuset.memory_spread_slab' turns on the flag
-PF_SPREAD_SLAB, and appropriately marked slab caches will allocate
+PFA_SPREAD_SLAB, and appropriately marked slab caches will allocate
pages from the node returned by cpuset_mem_spread_node().
The cpuset_mem_spread_node() routine is also simple. It uses the
diff --git a/Makefile b/Makefile
index b66396efb001..cf2c8a82ca3e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 4
-SUBLEVEL = 104
+SUBLEVEL = 105
EXTRAVERSION =
NAME = Saber-toothed Squirrel
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index fc000e3ac44e..17f4ea2fe3cf 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -39,6 +39,7 @@
* This code is not portable to processors with late data abort handling.
*/
#define CODING_BITS(i) (i & 0x0e000000)
+#define COND_BITS(i) (i & 0xf0000000)
#define LDST_I_BIT(i) (i & (1 << 26)) /* Immediate constant */
#define LDST_P_BIT(i) (i & (1 << 24)) /* Preindex */
@@ -813,6 +814,8 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
break;
case 0x04000000: /* ldr or str immediate */
+ if (COND_BITS(instr) == 0xf0000000) /* NEON VLDn, VSTn */
+ goto bad;
offset.un = OFFSET_BITS(instr);
handler = do_alignment_ldrstr;
break;
diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c
index 5cad0faefa17..ca51d69a99ff 100644
--- a/arch/mips/boot/compressed/decompress.c
+++ b/arch/mips/boot/compressed/decompress.c
@@ -13,6 +13,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include <asm/addrspace.h>
diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index 4c968e7efb74..55eca41c91c2 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -119,7 +119,11 @@ NESTED(_mcount, PT_SIZE, ra)
nop
#endif
b ftrace_stub
+#ifdef CONFIG_32BIT
+ addiu sp, sp, 8
+#else
nop
+#endif
static_trace:
MCOUNT_SAVE_REGS
@@ -129,6 +133,9 @@ static_trace:
move a1, AT /* arg2: parent's return address */
MCOUNT_RESTORE_REGS
+#ifdef CONFIG_32BIT
+ addiu sp, sp, 8
+#endif
.globl ftrace_stub
ftrace_stub:
RETURN_BACK
@@ -177,6 +184,11 @@ NESTED(ftrace_graph_caller, PT_SIZE, ra)
jal prepare_ftrace_return
nop
MCOUNT_RESTORE_REGS
+#ifndef CONFIG_DYNAMIC_FTRACE
+#ifdef CONFIG_32BIT
+ addiu sp, sp, 8
+#endif
+#endif
RETURN_BACK
END(ftrace_graph_caller)
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 19ab7b2ea1cd..ac93ca20b7e2 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -51,7 +51,12 @@ cflags-y := -pipe
# These flags should be implied by an hppa-linux configuration, but they
# are not in gcc 3.2.
-cflags-y += -mno-space-regs -mfast-indirect-calls
+cflags-y += -mno-space-regs
+
+# -mfast-indirect-calls is only relevant for 32-bit kernels.
+ifndef CONFIG_64BIT
+cflags-y += -mfast-indirect-calls
+endif
# Currently we save and restore fpregs on all kernel entry/interruption paths.
# If that gets optimized, we might need to disable the use of fpregs in the
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 53c973ebc0c8..0f250d12a18c 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -566,17 +566,6 @@ rerun_vcpu:
BUG_ON(vcpu->kvm->arch.float_int.local_int[vcpu->vcpu_id] == NULL);
- switch (kvm_run->exit_reason) {
- case KVM_EXIT_S390_SIEIC:
- case KVM_EXIT_UNKNOWN:
- case KVM_EXIT_INTR:
- case KVM_EXIT_S390_RESET:
- case KVM_EXIT_S390_UCONTROL:
- break;
- default:
- BUG();
- }
-
vcpu->arch.sie_block->gpsw.mask = kvm_run->psw_mask;
vcpu->arch.sie_block->gpsw.addr = kvm_run->psw_addr;
if (kvm_run->kvm_dirty_regs & KVM_SYNC_PREFIX) {
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index d28c59588ad3..c7dbf029c5f7 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1248,6 +1248,9 @@ static void remove_siblinginfo(int cpu)
for_each_cpu(sibling, cpu_sibling_mask(cpu))
cpumask_clear_cpu(cpu, cpu_sibling_mask(sibling));
+ for_each_cpu(sibling, cpu_llc_shared_mask(cpu))
+ cpumask_clear_cpu(cpu, cpu_llc_shared_mask(sibling));
+ cpumask_clear(cpu_llc_shared_mask(cpu));
cpumask_clear(cpu_sibling_mask(cpu));
cpumask_clear(cpu_core_mask(cpu));
c->phys_proc_id = 0;
diff --git a/block/genhd.c b/block/genhd.c
index d815a0fb52dd..60f7e6ce76b4 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -27,10 +27,10 @@ struct kobject *block_depr;
/* for extended dynamic devt allocation, currently only one major is used */
#define NR_EXT_DEVT (1 << MINORBITS)
-/* For extended devt allocation. ext_devt_mutex prevents look up
+/* For extended devt allocation. ext_devt_lock prevents look up
* results from going away underneath its user.
*/
-static DEFINE_MUTEX(ext_devt_mutex);
+static DEFINE_SPINLOCK(ext_devt_lock);
static DEFINE_IDR(ext_devt_idr);
static struct device_type disk_type;
@@ -420,13 +420,13 @@ int blk_alloc_devt(struct hd_struct *part, dev_t *devt)
do {
if (!idr_pre_get(&ext_devt_idr, GFP_KERNEL))
return -ENOMEM;
- mutex_lock(&ext_devt_mutex);
+ spin_lock(&ext_devt_lock);
rc = idr_get_new(&ext_devt_idr, part, &idx);
if (!rc && idx >= NR_EXT_DEVT) {
idr_remove(&ext_devt_idr, idx);
rc = -EBUSY;
}
- mutex_unlock(&ext_devt_mutex);
+ spin_unlock(&ext_devt_lock);
} while (rc == -EAGAIN);
if (rc)
@@ -447,15 +447,13 @@ int blk_alloc_devt(struct hd_struct *part, dev_t *devt)
*/
void blk_free_devt(dev_t devt)
{
- might_sleep();
-
if (devt == MKDEV(0, 0))
return;
if (MAJOR(devt) == BLOCK_EXT_MAJOR) {
- mutex_lock(&ext_devt_mutex);
+ spin_lock(&ext_devt_lock);
idr_remove(&ext_devt_idr, blk_mangle_minor(MINOR(devt)));
- mutex_unlock(&ext_devt_mutex);
+ spin_unlock(&ext_devt_lock);
}
}
@@ -662,7 +660,6 @@ void del_gendisk(struct gendisk *disk)
if (!sysfs_deprecated)
sysfs_remove_link(block_depr, dev_name(disk_to_dev(disk)));
device_del(disk_to_dev(disk));
- blk_free_devt(disk_to_dev(disk)->devt);
}
EXPORT_SYMBOL(del_gendisk);
@@ -687,13 +684,13 @@ struct gendisk *get_gendisk(dev_t devt, int *partno)
} else {
struct hd_struct *part;
- mutex_lock(&ext_devt_mutex);
+ spin_lock(&ext_devt_lock);
part = idr_find(&ext_devt_idr, blk_mangle_minor(MINOR(devt)));
if (part && get_disk(part_to_disk(part))) {
*partno = part->partno;
disk = part_to_disk(part);
}
- mutex_unlock(&ext_devt_mutex);
+ spin_unlock(&ext_devt_lock);
}
return disk;
@@ -1101,6 +1098,7 @@ static void disk_release(struct device *dev)
{
struct gendisk *disk = dev_to_disk(dev);
+ blk_free_devt(dev->devt);
disk_release_events(disk);
kfree(disk->random);
disk_replace_part_tbl(disk, NULL);
diff --git a/block/partition-generic.c b/block/partition-generic.c
index 7b8b8d17764c..daafc85ca683 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -211,6 +211,7 @@ static const struct attribute_group *part_attr_groups[] = {
static void part_release(struct device *dev)
{
struct hd_struct *p = dev_to_part(dev);
+ blk_free_devt(dev->devt);
free_part_stats(p);
free_part_info(p);
kfree(p);
@@ -253,7 +254,6 @@ void delete_partition(struct gendisk *disk, int partno)
rcu_assign_pointer(ptbl->last_lookup, NULL);
kobject_put(part->holder_dir);
device_del(part_to_dev(part));
- blk_free_devt(part_devt(part));
hd_struct_put(part);
}
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 6cba4282588b..e1180ce63e45 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -1195,9 +1195,9 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr)
if (pr->id == 0 && cpuidle_get_driver() == &acpi_idle_driver) {
- cpuidle_pause_and_lock();
/* Protect against cpu-hotplug */
get_online_cpus();
+ cpuidle_pause_and_lock();
/* Disable all cpuidle devices */
for_each_online_cpu(cpu) {
@@ -1222,8 +1222,8 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr)
cpuidle_enable_device(&_pr->power.dev);
}
}
- put_online_cpus();
cpuidle_resume_and_unlock();
+ put_online_cpus();
}
return 0;
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 0a450eb517e0..d366a75e6705 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -305,6 +305,14 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x9c85), board_ahci }, /* Wildcat Point-LP RAID */
{ PCI_VDEVICE(INTEL, 0x9c87), board_ahci }, /* Wildcat Point-LP RAID */
{ PCI_VDEVICE(INTEL, 0x9c8f), board_ahci }, /* Wildcat Point-LP RAID */
+ { PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */
+ { PCI_VDEVICE(INTEL, 0x8c83), board_ahci }, /* 9 Series AHCI */
+ { PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x8c85), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series RAID */
/* JMicron 360/1/3/5/6, match class to avoid IDE function */
{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
@@ -435,6 +443,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
.driver_data = board_ahci_yes_fbs }, /* 88se9125 */
{ PCI_DEVICE(0x1b4b, 0x917a),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
+ { PCI_DEVICE(0x1b4b, 0x9182),
+ .driver_data = board_ahci_yes_fbs }, /* 88se9182 */
{ PCI_DEVICE(0x1b4b, 0x9192),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */
{ PCI_DEVICE(0x1b4b, 0x91a3),
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 9f165a81d0ea..2f081a316b56 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -362,6 +362,14 @@ static const struct pci_device_id piix_pci_tbl[] = {
{ 0x8086, 0x0F21, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_byt },
/* SATA Controller IDE (Coleto Creek) */
{ 0x8086, 0x23a6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ /* SATA Controller IDE (9 Series) */
+ { 0x8086, 0x8c88, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
+ /* SATA Controller IDE (9 Series) */
+ { 0x8086, 0x8c89, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
+ /* SATA Controller IDE (9 Series) */
+ { 0x8086, 0x8c80, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
+ /* SATA Controller IDE (9 Series) */
+ { 0x8086, 0x8c81, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
{ } /* terminate list */
};
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index ca72d1f67282..e5545427b46b 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -48,7 +48,7 @@ bool regmap_readable(struct regmap *map, unsigned int reg)
bool regmap_volatile(struct regmap *map, unsigned int reg)
{
- if (!regmap_readable(map, reg))
+ if (!map->format.format_write && !regmap_readable(map, reg))
return false;
if (map->volatile_reg)
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 98a8c05d4f23..d4550f9962b5 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -118,10 +118,6 @@ static inline struct sk_buff *hci_uart_dequeue(struct hci_uart *hu)
int hci_uart_tx_wakeup(struct hci_uart *hu)
{
- struct tty_struct *tty = hu->tty;
- struct hci_dev *hdev = hu->hdev;
- struct sk_buff *skb;
-
if (test_and_set_bit(HCI_UART_SENDING, &hu->tx_state)) {
set_bit(HCI_UART_TX_WAKEUP, &hu->tx_state);
return 0;
@@ -129,6 +125,22 @@ int hci_uart_tx_wakeup(struct hci_uart *hu)
BT_DBG("");
+ schedule_work(&hu->write_work);
+
+ return 0;
+}
+
+static void hci_uart_write_work(struct work_struct *work)
+{
+ struct hci_uart *hu = container_of(work, struct hci_uart, write_work);
+ struct tty_struct *tty = hu->tty;
+ struct hci_dev *hdev = hu->hdev;
+ struct sk_buff *skb;
+
+ /* REVISIT: should we cope with bad skbs or ->write() returning
+ * and error value ?
+ */
+
restart:
clear_bit(HCI_UART_TX_WAKEUP, &hu->tx_state);
@@ -153,7 +165,6 @@ restart:
goto restart;
clear_bit(HCI_UART_SENDING, &hu->tx_state);
- return 0;
}
/* ------- Interface to HCI layer ------ */
@@ -264,6 +275,8 @@ static int hci_uart_tty_open(struct tty_struct *tty)
hu->tty = tty;
tty->receive_room = 65536;
+ INIT_WORK(&hu->write_work, hci_uart_write_work);
+
spin_lock_init(&hu->rx_lock);
/* Flush any pending characters in the driver and line discipline. */
@@ -298,6 +311,8 @@ static void hci_uart_tty_close(struct tty_struct *tty)
if (hdev)
hci_uart_close(hdev);
+ cancel_work_sync(&hu->write_work);
+
if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) {
if (hdev) {
hci_unregister_dev(hdev);
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h
index 6cf6ab22ad21..af93d83e503a 100644
--- a/drivers/bluetooth/hci_uart.h
+++ b/drivers/bluetooth/hci_uart.h
@@ -66,6 +66,8 @@ struct hci_uart {
unsigned long flags;
unsigned long hdev_flags;
+ struct work_struct write_work;
+
struct hci_uart_proto *proto;
void *priv;
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index a2c9e56c0c1a..d9e359abc419 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -651,7 +651,7 @@ init_vbt_defaults(struct drm_i915_private *dev_priv)
DRM_DEBUG_KMS("Set default to SSC at %dMHz\n", dev_priv->lvds_ssc_freq);
}
-static int __init intel_no_opregion_vbt_callback(const struct dmi_system_id *id)
+static int intel_no_opregion_vbt_callback(const struct dmi_system_id *id)
{
DRM_DEBUG_KMS("Falling back to manually reading VBT from "
"VBIOS ROM for %s\n",
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index a83f7acdbe03..b4f71c22e07d 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -564,7 +564,7 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = {
.destroy = intel_encoder_destroy,
};
-static int __init intel_no_crt_dmi_callback(const struct dmi_system_id *id)
+static int intel_no_crt_dmi_callback(const struct dmi_system_id *id)
{
DRM_DEBUG_KMS("Skipping CRT initialization for %s\n", id->ident);
return 1;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b695ab48ebf0..77190cc774cb 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -619,7 +619,7 @@ static const struct drm_encoder_funcs intel_lvds_enc_funcs = {
.destroy = intel_encoder_destroy,
};
-static int __init intel_no_lvds_dmi_callback(const struct dmi_system_id *id)
+static int intel_no_lvds_dmi_callback(const struct dmi_system_id *id)
{
DRM_DEBUG_KMS("Skipping LVDS initialization for %s\n", id->ident);
return 1;
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 6d0c32b9e8aa..1ce67435918b 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -463,6 +463,13 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
}
}
+ /* Fujitsu D3003-S2 board lists DVI-I as DVI-I and VGA */
+ if ((dev->pdev->device == 0x9805) &&
+ (dev->pdev->subsystem_vendor == 0x1734) &&
+ (dev->pdev->subsystem_device == 0x11bd)) {
+ if (*connector_type == DRM_MODE_CONNECTOR_VGA)
+ return false;
+ }
return true;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index a0c2f12b1e1b..decca8251bfa 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -163,8 +163,9 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
mutex_lock(&dev_priv->hw_mutex);
+ vmw_write(dev_priv, SVGA_REG_SYNC, SVGA_SYNC_GENERIC);
while (vmw_read(dev_priv, SVGA_REG_BUSY) != 0)
- vmw_write(dev_priv, SVGA_REG_SYNC, SVGA_SYNC_GENERIC);
+ ;
dev_priv->last_read_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index d93ea6417d15..f2c2ffedeff5 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1218,6 +1218,13 @@ static bool elantech_is_signature_valid(const unsigned char *param)
if (param[1] == 0)
return true;
+ /*
+ * Some models have a revision higher then 20. Meaning param[2] may
+ * be 10 or 20, skip the rates check for these.
+ */
+ if (param[0] == 0x46 && (param[1] & 0xef) == 0x0f && param[2] < 40)
+ return true;
+
for (i = 0; i < ARRAY_SIZE(rates); i++)
if (param[2] == rates[i])
return false;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 326e19459ee6..32b1363f7ace 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -517,10 +517,61 @@ static int synaptics_parse_hw_state(const unsigned char buf[],
((buf[0] & 0x04) >> 1) |
((buf[3] & 0x04) >> 2));
+ if ((SYN_CAP_ADV_GESTURE(priv->ext_cap_0c) ||
+ SYN_CAP_IMAGE_SENSOR(priv->ext_cap_0c)) &&
+ hw->w == 2) {
+ synaptics_parse_agm(buf, priv, hw);
+ return 1;
+ }
+
+ hw->x = (((buf[3] & 0x10) << 8) |
+ ((buf[1] & 0x0f) << 8) |
+ buf[4]);
+ hw->y = (((buf[3] & 0x20) << 7) |
+ ((buf[1] & 0xf0) << 4) |
+ buf[5]);
+ hw->z = buf[2];
+
hw->left = (buf[0] & 0x01) ? 1 : 0;
hw->right = (buf[0] & 0x02) ? 1 : 0;
- if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
+ if (SYN_CAP_FORCEPAD(priv->ext_cap_0c)) {
+ /*
+ * ForcePads, like Clickpads, use middle button
+ * bits to report primary button clicks.
+ * Unfortunately they report primary button not
+ * only when user presses on the pad above certain
+ * threshold, but also when there are more than one
+ * finger on the touchpad, which interferes with
+ * out multi-finger gestures.
+ */
+ if (hw->z == 0) {
+ /* No contacts */
+ priv->press = priv->report_press = false;
+ } else if (hw->w >= 4 && ((buf[0] ^ buf[3]) & 0x01)) {
+ /*
+ * Single-finger touch with pressure above
+ * the threshold. If pressure stays long
+ * enough, we'll start reporting primary
+ * button. We rely on the device continuing
+ * sending data even if finger does not
+ * move.
+ */
+ if (!priv->press) {
+ priv->press_start = jiffies;
+ priv->press = true;
+ } else if (time_after(jiffies,
+ priv->press_start +
+ msecs_to_jiffies(50))) {
+ priv->report_press = true;
+ }
+ } else {
+ priv->press = false;
+ }
+
+ hw->left = priv->report_press;
+
+ } else if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
/*
* Clickpad's button is transmitted as middle button,
* however, since it is primary button, we will report
@@ -539,21 +590,6 @@ static int synaptics_parse_hw_state(const unsigned char buf[],
hw->down = ((buf[0] ^ buf[3]) & 0x02) ? 1 : 0;
}
- if ((SYN_CAP_ADV_GESTURE(priv->ext_cap_0c) ||
- SYN_CAP_IMAGE_SENSOR(priv->ext_cap_0c)) &&
- hw->w == 2) {
- synaptics_parse_agm(buf, priv, hw);
- return 1;
- }
-
- hw->x = (((buf[3] & 0x10) << 8) |
- ((buf[1] & 0x0f) << 8) |
- buf[4]);
- hw->y = (((buf[3] & 0x20) << 7) |
- ((buf[1] & 0xf0) << 4) |
- buf[5]);
- hw->z = buf[2];
-
if (SYN_CAP_MULTI_BUTTON_NO(priv->ext_cap) &&
((buf[0] ^ buf[3]) & 0x02)) {
switch (SYN_CAP_MULTI_BUTTON_NO(priv->ext_cap) & ~0x01) {
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index fd26ccca13d7..ac1b77354cac 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -77,6 +77,11 @@
* 2 0x08 image sensor image sensor tracks 5 fingers, but only
* reports 2.
* 2 0x20 report min query 0x0f gives min coord reported
+ * 2 0x80 forcepad forcepad is a variant of clickpad that
+ * does not have physical buttons but rather
+ * uses pressure above certain threshold to
+ * report primary clicks. Forcepads also have
+ * clickpad bit set.
*/
#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
@@ -85,6 +90,7 @@
#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & 0x000800)
+#define SYN_CAP_FORCEPAD(ex0c) ((ex0c) & 0x008000)
/* synaptics modes query bits */
#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
@@ -174,6 +180,11 @@ struct synaptics_data {
*/
struct synaptics_hw_state agm;
bool agm_pending; /* new AGM packet received */
+
+ /* ForcePad handling */
+ unsigned long press_start;
+ bool press;
+ bool report_press;
};
void synaptics_module_init(void);
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 0ec9abbe31fe..1291673bd57e 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -458,6 +458,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
},
},
+ {
+ /* Avatar AVIU-145A6 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
+ },
+ },
{ }
};
@@ -601,6 +608,14 @@ static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
},
},
+ {
+ /* 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"),
+ },
+ },
{ }
};
diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c
index 8755f5f3ad37..e4ecf3b64794 100644
--- a/drivers/input/serio/serport.c
+++ b/drivers/input/serio/serport.c
@@ -21,6 +21,7 @@
#include <linux/init.h>
#include <linux/serio.h>
#include <linux/tty.h>
+#include <linux/compat.h>
MODULE_AUTHOR("Vojtech Pavlik <[email protected]>");
MODULE_DESCRIPTION("Input device TTY line discipline");
@@ -196,28 +197,55 @@ static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, u
return 0;
}
+static void serport_set_type(struct tty_struct *tty, unsigned long type)
+{
+ struct serport *serport = tty->disc_data;
+
+ serport->id.proto = type & 0x000000ff;
+ serport->id.id = (type & 0x0000ff00) >> 8;
+ serport->id.extra = (type & 0x00ff0000) >> 16;
+}
+
/*
* serport_ldisc_ioctl() allows to set the port protocol, and device ID
*/
-static int serport_ldisc_ioctl(struct tty_struct * tty, struct file * file, unsigned int cmd, unsigned long arg)
+static int serport_ldisc_ioctl(struct tty_struct *tty, struct file *file,
+ unsigned int cmd, unsigned long arg)
{
- struct serport *serport = (struct serport*) tty->disc_data;
- unsigned long type;
-
if (cmd == SPIOCSTYPE) {
+ unsigned long type;
+
if (get_user(type, (unsigned long __user *) arg))
return -EFAULT;
- serport->id.proto = type & 0x000000ff;
- serport->id.id = (type & 0x0000ff00) >> 8;
- serport->id.extra = (type & 0x00ff0000) >> 16;
+ serport_set_type(tty, type);
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+#ifdef CONFIG_COMPAT
+#define COMPAT_SPIOCSTYPE _IOW('q', 0x01, compat_ulong_t)
+static long serport_ldisc_compat_ioctl(struct tty_struct *tty,
+ struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ if (cmd == COMPAT_SPIOCSTYPE) {
+ void __user *uarg = compat_ptr(arg);
+ compat_ulong_t compat_type;
+
+ if (get_user(compat_type, (compat_ulong_t __user *)uarg))
+ return -EFAULT;
+ serport_set_type(tty, compat_type);
return 0;
}
return -EINVAL;
}
+#endif
static void serport_ldisc_write_wakeup(struct tty_struct * tty)
{
@@ -241,6 +269,9 @@ static struct tty_ldisc_ops serport_ldisc = {
.close = serport_ldisc_close,
.read = serport_ldisc_read,
.ioctl = serport_ldisc_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = serport_ldisc_compat_ioctl,
+#endif
.receive_buf = serport_ldisc_receive,
.write_wakeup = serport_ldisc_write_wakeup
};
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 535c3e276fc7..926989d6419f 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1566,6 +1566,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
unsigned int key_size, opt_params;
unsigned long long tmpll;
int ret;
+ size_t iv_size_padding;
struct dm_arg_set as;
const char *opt_string;
char dummy;
@@ -1602,12 +1603,23 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
cc->dmreq_start = sizeof(struct ablkcipher_request);
cc->dmreq_start += crypto_ablkcipher_reqsize(any_tfm(cc));
- cc->dmreq_start = ALIGN(cc->dmreq_start, crypto_tfm_ctx_alignment());
- cc->dmreq_start += crypto_ablkcipher_alignmask(any_tfm(cc)) &
- ~(crypto_tfm_ctx_alignment() - 1);
+ cc->dmreq_start = ALIGN(cc->dmreq_start, __alignof__(struct dm_crypt_request));
+
+ if (crypto_ablkcipher_alignmask(any_tfm(cc)) < CRYPTO_MINALIGN) {
+ /* Allocate the padding exactly */
+ iv_size_padding = -(cc->dmreq_start + sizeof(struct dm_crypt_request))
+ & crypto_ablkcipher_alignmask(any_tfm(cc));
+ } else {
+ /*
+ * If the cipher requires greater alignment than kmalloc
+ * alignment, we don't know the exact position of the
+ * initialization vector. We must assume worst case.
+ */
+ iv_size_padding = crypto_ablkcipher_alignmask(any_tfm(cc));
+ }
cc->req_pool = mempool_create_kmalloc_pool(MIN_IOS, cc->dmreq_start +
- sizeof(struct dm_crypt_request) + cc->iv_size);
+ sizeof(struct dm_crypt_request) + iv_size_padding + cc->iv_size);
if (!cc->req_pool) {
ti->error = "Cannot allocate crypt request mempool";
goto bad;
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index 6ea905c2cf6d..12328068822e 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -1115,7 +1115,9 @@ static int at91_open(struct net_device *dev)
struct at91_priv *priv = netdev_priv(dev);
int err;
- clk_enable(priv->clk);
+ err = clk_prepare_enable(priv->clk);
+ if (err)
+ return err;
/* check or determine and set bittime */
err = open_candev(dev);
@@ -1139,7 +1141,7 @@ static int at91_open(struct net_device *dev)
out_close:
close_candev(dev);
out:
- clk_disable(priv->clk);
+ clk_disable_unprepare(priv->clk);
return err;
}
@@ -1156,7 +1158,7 @@ static int at91_close(struct net_device *dev)
at91_chip_stop(dev, CAN_STATE_STOPPED);
free_irq(dev->irq, dev);
- clk_disable(priv->clk);
+ clk_disable_unprepare(priv->clk);
close_candev(dev);
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 75e9233aabaf..b523e656dc0b 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -123,7 +123,9 @@
FLEXCAN_ESR_BOFF_INT | FLEXCAN_ESR_ERR_INT)
/* FLEXCAN interrupt flag register (IFLAG) bits */
-#define FLEXCAN_TX_BUF_ID 8
+/* Errata ERR005829 step7: Reserve first valid MB */
+#define FLEXCAN_TX_BUF_RESERVED 8
+#define FLEXCAN_TX_BUF_ID 9
#define FLEXCAN_IFLAG_BUF(x) BIT(x)
#define FLEXCAN_IFLAG_RX_FIFO_OVERFLOW BIT(7)
#define FLEXCAN_IFLAG_RX_FIFO_WARN BIT(6)
@@ -134,6 +136,17 @@
/* FLEXCAN message buffers */
#define FLEXCAN_MB_CNT_CODE(x) (((x) & 0xf) << 24)
+#define FLEXCAN_MB_CODE_RX_INACTIVE (0x0 << 24)
+#define FLEXCAN_MB_CODE_RX_EMPTY (0x4 << 24)
+#define FLEXCAN_MB_CODE_RX_FULL (0x2 << 24)
+#define FLEXCAN_MB_CODE_RX_OVERRRUN (0x6 << 24)
+#define FLEXCAN_MB_CODE_RX_RANSWER (0xa << 24)
+
+#define FLEXCAN_MB_CODE_TX_INACTIVE (0x8 << 24)
+#define FLEXCAN_MB_CODE_TX_ABORT (0x9 << 24)
+#define FLEXCAN_MB_CODE_TX_DATA (0xc << 24)
+#define FLEXCAN_MB_CODE_TX_TANSWER (0xe << 24)
+
#define FLEXCAN_MB_CNT_SRR BIT(22)
#define FLEXCAN_MB_CNT_IDE BIT(21)
#define FLEXCAN_MB_CNT_RTR BIT(20)
@@ -306,6 +319,14 @@ static int flexcan_start_xmit(struct sk_buff *skb, struct net_device *dev)
flexcan_write(can_id, ®s->cantxfg[FLEXCAN_TX_BUF_ID].can_id);
flexcan_write(ctrl, ®s->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
+ /* Errata ERR005829 step8:
+ * Write twice INACTIVE(0x8) code to first MB.
+ */
+ flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
+ ®s->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+ flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
+ ®s->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+
return NETDEV_TX_OK;
}
@@ -612,6 +633,9 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
if (reg_iflag1 & (1 << FLEXCAN_TX_BUF_ID)) {
stats->tx_bytes += can_get_echo_skb(dev, 0);
stats->tx_packets++;
+ /* after sending a RTR frame mailbox is in RX mode */
+ flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
+ ®s->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
flexcan_write((1 << FLEXCAN_TX_BUF_ID), ®s->iflag1);
netif_wake_queue(dev);
}
@@ -669,6 +693,7 @@ static int flexcan_chip_start(struct net_device *dev)
struct flexcan_regs __iomem *regs = priv->base;
int err;
u32 reg_mcr, reg_ctrl;
+ int i;
/* enable module */
flexcan_chip_enable(priv);
@@ -734,8 +759,18 @@ static int flexcan_chip_start(struct net_device *dev)
netdev_dbg(dev, "%s: writing ctrl=0x%08x", __func__, reg_ctrl);
flexcan_write(reg_ctrl, ®s->ctrl);
- /* Abort any pending TX, mark Mailbox as INACTIVE */
- flexcan_write(FLEXCAN_MB_CNT_CODE(0x4),
+ /* clear and invalidate all mailboxes first */
+ for (i = FLEXCAN_TX_BUF_ID; i < ARRAY_SIZE(regs->cantxfg); i++) {
+ flexcan_write(FLEXCAN_MB_CODE_RX_INACTIVE,
+ ®s->cantxfg[i].can_ctrl);
+ }
+
+ /* Errata ERR005829: mark first TX mailbox as INACTIVE */
+ flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
+ ®s->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+
+ /* mark TX mailbox as INACTIVE */
+ flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
®s->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
/* acceptance mask/acceptance code (accept everything) */
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 307611ae831d..d8e4562a3863 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -969,8 +969,6 @@ static irqreturn_t ixgbevf_msix_clean_tx(int irq, void *data)
r_idx = find_first_bit(q_vector->txr_idx, adapter->num_tx_queues);
for (i = 0; i < q_vector->txr_count; i++) {
tx_ring = &(adapter->tx_ring[r_idx]);
- tx_ring->total_bytes = 0;
- tx_ring->total_packets = 0;
ixgbevf_clean_tx_irq(adapter, tx_ring);
r_idx = find_next_bit(q_vector->txr_idx, adapter->num_tx_queues,
r_idx + 1);
@@ -994,16 +992,6 @@ static irqreturn_t ixgbevf_msix_clean_rx(int irq, void *data)
struct ixgbe_hw *hw = &adapter->hw;
struct ixgbevf_ring *rx_ring;
int r_idx;
- int i;
-
- r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues);
- for (i = 0; i < q_vector->rxr_count; i++) {
- rx_ring = &(adapter->rx_ring[r_idx]);
- rx_ring->total_bytes = 0;
- rx_ring->total_packets = 0;
- r_idx = find_next_bit(q_vector->rxr_idx, adapter->num_rx_queues,
- r_idx + 1);
- }
if (!q_vector->rxr_count)
return IRQ_HANDLED;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
index 1208b753f62f..513baa0b5bee 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -1210,11 +1210,14 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
if (rtlhal->interface == INTF_PCI) {
rcu_read_lock();
sta = ieee80211_find_sta(mac->vif, mac->bssid);
+ if (!sta)
+ goto out_unlock;
}
rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
p_ra->ratr_state);
p_ra->pre_ratr_state = p_ra->ratr_state;
+ out_unlock:
if (rtlhal->interface == INTF_PCI)
rcu_read_unlock();
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index 52a9c338fa47..2c4cdcecbe39 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -306,6 +306,7 @@ static struct usb_device_id rtl8192c_usb_ids[] = {
{RTL_USB_DEVICE(0x0bda, 0x5088, rtl92cu_hal_cfg)}, /*Thinkware-CC&C*/
{RTL_USB_DEVICE(0x0df6, 0x0052, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/
{RTL_USB_DEVICE(0x0df6, 0x005c, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/
+ {RTL_USB_DEVICE(0x0df6, 0x0070, rtl92cu_hal_cfg)}, /*Sitecom - 150N */
{RTL_USB_DEVICE(0x0df6, 0x0077, rtl92cu_hal_cfg)}, /*Sitecom-WLA2100V2*/
{RTL_USB_DEVICE(0x0eb0, 0x9071, rtl92cu_hal_cfg)}, /*NO Brand - Etop*/
{RTL_USB_DEVICE(0x4856, 0x0091, rtl92cu_hal_cfg)}, /*NetweeN - Feixun*/
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 82c3fd4bc938..1243d2f5bffa 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -718,11 +718,21 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
return NULL;
}
+ if (data_size > ISCSI_DEF_MAX_RECV_SEG_LEN) {
+ iscsi_conn_printk(KERN_ERR, conn, "Invalid buffer len of %u for login task. Max len is %u\n", data_size, ISCSI_DEF_MAX_RECV_SEG_LEN);
+ return NULL;
+ }
+
task = conn->login_task;
} else {
if (session->state != ISCSI_STATE_LOGGED_IN)
return NULL;
+ if (data_size != 0) {
+ iscsi_conn_printk(KERN_ERR, conn, "Can not send data buffer of len %u for op 0x%x\n", data_size, opcode);
+ return NULL;
+ }