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Date: Mon, 17 Dec 2012 11:35:09 -0800
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 3.4.24
diff --git a/Makefile b/Makefile
index bf1df55..a3e12e6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 4
-SUBLEVEL = 23
+SUBLEVEL = 24
EXTRAVERSION =
NAME = Saber-toothed Squirrel
diff --git a/arch/arm/include/asm/hwcap.h b/arch/arm/include/asm/hwcap.h
index 9176261..a2fe893 100644
--- a/arch/arm/include/asm/hwcap.h
+++ b/arch/arm/include/asm/hwcap.h
@@ -18,11 +18,12 @@
#define HWCAP_THUMBEE (1 << 11)
#define HWCAP_NEON (1 << 12)
#define HWCAP_VFPv3 (1 << 13)
-#define HWCAP_VFPv3D16 (1 << 14)
+#define HWCAP_VFPv3D16 (1 << 14) /* also set for VFPv4-D16 */
#define HWCAP_TLS (1 << 15)
#define HWCAP_VFPv4 (1 << 16)
#define HWCAP_IDIVA (1 << 17)
#define HWCAP_IDIVT (1 << 18)
+#define HWCAP_VFPD32 (1 << 19) /* set if VFP has 32 regs (not 16) */
#define HWCAP_IDIV (HWCAP_IDIVA | HWCAP_IDIVT)
#if defined(__KERNEL__)
diff --git a/arch/arm/include/asm/vfpmacros.h b/arch/arm/include/asm/vfpmacros.h
index bf53047..c49c8f7 100644
--- a/arch/arm/include/asm/vfpmacros.h
+++ b/arch/arm/include/asm/vfpmacros.h
@@ -27,9 +27,9 @@
#if __LINUX_ARM_ARCH__ <= 6
ldr \tmp, =elf_hwcap @ may not have MVFR regs
ldr \tmp, [\tmp, #0]
- tst \tmp, #HWCAP_VFPv3D16
- ldceql p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
- addne \base, \base, #32*4 @ step over unused register space
+ tst \tmp, #HWCAP_VFPD32
+ ldcnel p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
+ addeq \base, \base, #32*4 @ step over unused register space
#else
VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0
and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field
@@ -51,9 +51,9 @@
#if __LINUX_ARM_ARCH__ <= 6
ldr \tmp, =elf_hwcap @ may not have MVFR regs
ldr \tmp, [\tmp, #0]
- tst \tmp, #HWCAP_VFPv3D16
- stceql p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
- addne \base, \base, #32*4 @ step over unused register space
+ tst \tmp, #HWCAP_VFPD32
+ stcnel p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
+ addeq \base, \base, #32*4 @ step over unused register space
#else
VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0
and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 1f8241d..3b36062 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -701,11 +701,14 @@ static int __init vfp_init(void)
elf_hwcap |= HWCAP_VFPv3;
/*
- * Check for VFPv3 D16. CPUs in this configuration
- * only have 16 x 64bit registers.
+ * Check for VFPv3 D16 and VFPv4 D16. CPUs in
+ * this configuration only have 16 x 64bit
+ * registers.
*/
if (((fmrx(MVFR0) & MVFR0_A_SIMD_MASK)) == 1)
- elf_hwcap |= HWCAP_VFPv3D16;
+ elf_hwcap |= HWCAP_VFPv3D16; /* also v4-D16 */
+ else
+ elf_hwcap |= HWCAP_VFPD32;
}
#endif
/*
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index ad0de0c..2861b4c 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -431,7 +431,7 @@ void hpet_msi_unmask(struct irq_data *data)
/* unmask it */
cfg = hpet_readl(HPET_Tn_CFG(hdev->num));
- cfg |= HPET_TN_FSB;
+ cfg |= HPET_TN_ENABLE | HPET_TN_FSB;
hpet_writel(cfg, HPET_Tn_CFG(hdev->num));
}
@@ -442,7 +442,7 @@ void hpet_msi_mask(struct irq_data *data)
/* mask it */
cfg = hpet_readl(HPET_Tn_CFG(hdev->num));
- cfg &= ~HPET_TN_FSB;
+ cfg &= ~(HPET_TN_ENABLE | HPET_TN_FSB);
hpet_writel(cfg, HPET_Tn_CFG(hdev->num));
}
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 7dd3f9f..6ea287e2 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -34,6 +34,7 @@
#include <linux/dmi.h>
#include <linux/slab.h>
#include <linux/suspend.h>
+#include <asm/unaligned.h>
#ifdef CONFIG_ACPI_PROCFS_POWER
#include <linux/proc_fs.h>
@@ -95,6 +96,18 @@ enum {
ACPI_BATTERY_ALARM_PRESENT,
ACPI_BATTERY_XINFO_PRESENT,
ACPI_BATTERY_QUIRK_PERCENTAGE_CAPACITY,
+ /* On Lenovo Thinkpad models from 2010 and 2011, the power unit
+ switches between mWh and mAh depending on whether the system
+ is running on battery or not. When mAh is the unit, most
+ reported values are incorrect and need to be adjusted by
+ 10000/design_voltage. Verified on x201, t410, t410s, and x220.
+ Pre-2010 and 2012 models appear to always report in mWh and
+ are thus unaffected (tested with t42, t61, t500, x200, x300,
+ and x230). Also, in mid-2012 Lenovo issued a BIOS update for
+ the 2011 models that fixes the issue (tested on x220 with a
+ post-1.29 BIOS), but as of Nov. 2012, no such update is
+ available for the 2010 models. */
+ ACPI_BATTERY_QUIRK_THINKPAD_MAH,
};
struct acpi_battery {
@@ -429,6 +442,21 @@ static int acpi_battery_get_info(struct acpi_battery *battery)
kfree(buffer.pointer);
if (test_bit(ACPI_BATTERY_QUIRK_PERCENTAGE_CAPACITY, &battery->flags))
battery->full_charge_capacity = battery->design_capacity;
+ if (test_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH, &battery->flags) &&
+ battery->power_unit && battery->design_voltage) {
+ battery->design_capacity = battery->design_capacity *
+ 10000 / battery->design_voltage;
+ battery->full_charge_capacity = battery->full_charge_capacity *
+ 10000 / battery->design_voltage;
+ battery->design_capacity_warning =
+ battery->design_capacity_warning *
+ 10000 / battery->design_voltage;
+ /* Curiously, design_capacity_low, unlike the rest of them,
+ is correct. */
+ /* capacity_granularity_* equal 1 on the systems tested, so
+ it's impossible to tell if they would need an adjustment
+ or not if their values were higher. */
+ }
return result;
}
@@ -477,6 +505,11 @@ static int acpi_battery_get_state(struct acpi_battery *battery)
&& battery->capacity_now >= 0 && battery->capacity_now <= 100)
battery->capacity_now = (battery->capacity_now *
battery->full_charge_capacity) / 100;
+ if (test_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH, &battery->flags) &&
+ battery->power_unit && battery->design_voltage) {
+ battery->capacity_now = battery->capacity_now *
+ 10000 / battery->design_voltage;
+ }
return result;
}
@@ -586,6 +619,24 @@ static void sysfs_remove_battery(struct acpi_battery *battery)
mutex_unlock(&battery->sysfs_lock);
}
+static void find_battery(const struct dmi_header *dm, void *private)
+{
+ struct acpi_battery *battery = (struct acpi_battery *)private;
+ /* Note: the hardcoded offsets below have been extracted from
+ the source code of dmidecode. */
+ if (dm->type == DMI_ENTRY_PORTABLE_BATTERY && dm->length >= 8) {
+ const u8 *dmi_data = (const u8 *)(dm + 1);
+ int dmi_capacity = get_unaligned((const u16 *)(dmi_data + 6));
+ if (dm->length >= 18)
+ dmi_capacity *= dmi_data[17];
+ if (battery->design_capacity * battery->design_voltage / 1000
+ != dmi_capacity &&
+ battery->design_capacity * 10 == dmi_capacity)
+ set_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH,
+ &battery->flags);
+ }
+}
+
/*
* According to the ACPI spec, some kinds of primary batteries can
* report percentage battery remaining capacity directly to OS.
@@ -611,6 +662,32 @@ static void acpi_battery_quirks(struct acpi_battery *battery)
battery->capacity_now = (battery->capacity_now *
battery->full_charge_capacity) / 100;
}
+
+ if (test_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH, &battery->flags))
+ return ;
+
+ if (battery->power_unit && dmi_name_in_vendors("LENOVO")) {
+ const char *s;
+ s = dmi_get_system_info(DMI_PRODUCT_VERSION);
+ if (s && !strnicmp(s, "ThinkPad", 8)) {
+ dmi_walk(find_battery, battery);
+ if (test_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH,
+ &battery->flags) &&
+ battery->design_voltage) {
+ battery->design_capacity =
+ battery->design_capacity *
+ 10000 / battery->design_voltage;
+ battery->full_charge_capacity =
+ battery->full_charge_capacity *
+ 10000 / battery->design_voltage;
+ battery->design_capacity_warning =
+ battery->design_capacity_warning *
+ 10000 / battery->design_voltage;
+ battery->capacity_now = battery->capacity_now *
+ 10000 / battery->design_voltage;
+ }
+ }
+ }
}
static int acpi_battery_update(struct acpi_battery *battery)
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 2377445..480b648 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -508,6 +508,14 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
},
{
.callback = init_nvs_nosave,
+ .ident = "Sony Vaio VPCEB1S1E",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VPCEB1S1E"),
+ },
+ },
+ {
+ .callback = init_nvs_nosave,
.ident = "Sony Vaio VGN-FW520F",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 62d9ee6..91357e1 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -389,6 +389,12 @@ static int __init video_set_bqc_offset(const struct dmi_system_id *d)
return 0;
}
+static int video_ignore_initial_backlight(const struct dmi_system_id *d)
+{
+ use_bios_initial_backlight = 0;
+ return 0;
+}
+
static struct dmi_system_id video_dmi_table[] __initdata = {
/*
* Broken _BQC workaround http://bugzilla.kernel.org/show_bug.cgi?id=13121
@@ -433,6 +439,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7720"),
},
},
+ {
+ .callback = video_ignore_initial_backlight,
+ .ident = "HP Folio 13-2000",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Folio 13 - 2000 Notebook PC"),
+ },
+ },
{}
};
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index b48fc2a..3fe0524 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -459,12 +459,8 @@ parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
edp = find_section(bdb, BDB_EDP);
if (!edp) {
- if (SUPPORTS_EDP(dev_priv->dev) && dev_priv->edp.support) {
- DRM_DEBUG_KMS("No eDP BDB found but eDP panel "
- "supported, assume %dbpp panel color "
- "depth.\n",
- dev_priv->edp.bpp);
- }
+ if (SUPPORTS_EDP(dev_priv->dev) && dev_priv->edp.support)
+ DRM_DEBUG_KMS("No eDP BDB found but eDP panel supported.\n");
return;
}
@@ -617,9 +613,6 @@ init_vbt_defaults(struct drm_i915_private *dev_priv)
dev_priv->lvds_use_ssc = 1;
dev_priv->lvds_ssc_freq = intel_bios_ssc_frequency(dev, 1);
DRM_DEBUG_KMS("Set default to SSC at %dMHz\n", dev_priv->lvds_ssc_freq);
-
- /* eDP data */
- dev_priv->edp.bpp = 18;
}
static int __init intel_no_opregion_vbt_callback(const struct dmi_system_id *id)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f3b06f0..dd3e7e4 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4996,6 +4996,17 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc,
}
}
+ if (intel_encoder->type == INTEL_OUTPUT_EDP) {
+ /* Use VBT settings if we have an eDP panel */
+ unsigned int edp_bpc = dev_priv->edp.bpp / 3;
+
+ if (edp_bpc && edp_bpc < display_bpc) {
+ DRM_DEBUG_KMS("clamping display bpc (was %d) to eDP (%d)\n", display_bpc, edp_bpc);
+ display_bpc = edp_bpc;
+ }
+ continue;
+ }
+
/*
* HDMI is either 12 or 8, so if the display lets 10bpc sneak
* through, clamp it down. (Note: >12bpc will be caught below.)
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index ac2d6cb..770e959 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -31,6 +31,9 @@ MODULE_DESCRIPTION("AMD Family 15h CPU processor power monitor");
MODULE_AUTHOR("Andreas Herrmann <andreas.herrmann3@....com>");
MODULE_LICENSE("GPL");
+/* Family 16h Northbridge's function 4 PCI ID */
+#define PCI_DEVICE_ID_AMD_16H_NB_F4 0x1534
+
/* D18F3 */
#define REG_NORTHBRIDGE_CAP 0xe8
@@ -256,6 +259,7 @@ static void __devexit fam15h_power_remove(struct pci_dev *pdev)
static DEFINE_PCI_DEVICE_TABLE(fam15h_power_id_table) = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F4) },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) },
{}
};
MODULE_DEVICE_TABLE(pci, fam15h_power_id_table);
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 3b8236b..a5786a8 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -1066,7 +1066,6 @@ static irqreturn_t sh_mmcif_irqt(int irq, void *dev_id)
{
struct sh_mmcif_host *host = dev_id;
struct mmc_request *mrq = host->mrq;
- struct mmc_data *data = mrq->data;
cancel_delayed_work_sync(&host->timeout_work);
@@ -1114,13 +1113,14 @@ static irqreturn_t sh_mmcif_irqt(int irq, void *dev_id)
case MMCIF_WAIT_FOR_READ_END:
case MMCIF_WAIT_FOR_WRITE_END:
if (host->sd_error)
- data->error = sh_mmcif_error_manage(host);
+ mrq->data->error = sh_mmcif_error_manage(host);
break;
default:
BUG();
}
if (host->wait_for != MMCIF_WAIT_FOR_STOP) {
+ struct mmc_data *data = mrq->data;
if (!mrq->cmd->error && data && !data->error)
data->bytes_xfered =
data->blocks * data->blksz;
@@ -1191,10 +1191,6 @@ static irqreturn_t sh_mmcif_intr(int irq, void *dev_id)
host->sd_error = true;
dev_dbg(&host->pd->dev, "int err state = %08x\n", state);
}
- if (host->state == STATE_IDLE) {
- dev_info(&host->pd->dev, "Spurious IRQ status 0x%x", state);
- return IRQ_HANDLED;
- }
if (state & ~(INT_CMD12RBE | INT_CMD12CRE)) {
if (!host->dma_active)
return IRQ_WAKE_THREAD;
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index d21e8f5..e353788 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -95,6 +95,9 @@ static int pnpacpi_set_resources(struct pnp_dev *dev)
return -ENODEV;
}
+ if (WARN_ON_ONCE(acpi_dev != dev->data))
+ dev->data = acpi_dev;
+
ret = pnpacpi_build_resource_template(dev, &buffer);
if (ret)
return ret;
diff --git a/drivers/staging/telephony/ixj.c b/drivers/staging/telephony/ixj.c
index f960279..638d2b8 100644
--- a/drivers/staging/telephony/ixj.c
+++ b/drivers/staging/telephony/ixj.c
@@ -3190,12 +3190,12 @@ static void ixj_write_cid(IXJ *j)
ixj_fsk_alloc(j);
- strcpy(sdmf1, j->cid_send.month);
- strcat(sdmf1, j->cid_send.day);
- strcat(sdmf1, j->cid_send.hour);
- strcat(sdmf1, j->cid_send.min);
- strcpy(sdmf2, j->cid_send.number);
- strcpy(sdmf3, j->cid_send.name);
+ strlcpy(sdmf1, j->cid_send.month, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.day, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.hour, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.min, sizeof(sdmf1));
+ strlcpy(sdmf2, j->cid_send.number, sizeof(sdmf2));
+ strlcpy(sdmf3, j->cid_send.name, sizeof(sdmf3));
len1 = strlen(sdmf1);
len2 = strlen(sdmf2);
@@ -3340,12 +3340,12 @@ static void ixj_write_cidcw(IXJ *j)
ixj_pre_cid(j);
}
j->flags.cidcw_ack = 0;
- strcpy(sdmf1, j->cid_send.month);
- strcat(sdmf1, j->cid_send.day);
- strcat(sdmf1, j->cid_send.hour);
- strcat(sdmf1, j->cid_send.min);
- strcpy(sdmf2, j->cid_send.number);
- strcpy(sdmf3, j->cid_send.name);
+ strlcpy(sdmf1, j->cid_send.month, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.day, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.hour, sizeof(sdmf1));
+ strlcat(sdmf1, j->cid_send.min, sizeof(sdmf1));
+ strlcpy(sdmf2, j->cid_send.number, sizeof(sdmf2));
+ strlcpy(sdmf3, j->cid_send.name, sizeof(sdmf3));
len1 = strlen(sdmf1);
len2 = strlen(sdmf2);
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index c5f7eae..b4e87cf 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -788,6 +788,10 @@ static int get_serial_info(struct acm *acm, struct serial_struct __user *info)
tmp.flags = ASYNC_LOW_LATENCY;
tmp.xmit_fifo_size = acm->writesize;
tmp.baud_base = le32_to_cpu(acm->line.dwDTERate);
+ tmp.close_delay = acm->port.close_delay / 10;
+ tmp.closing_wait = acm->port.closing_wait == ASYNC_CLOSING_WAIT_NONE ?
+ ASYNC_CLOSING_WAIT_NONE :
+ acm->port.closing_wait / 10;
if (copy_to_user(info, &tmp, sizeof(tmp)))
return -EFAULT;
@@ -795,6 +799,37 @@ static int get_serial_info(struct acm *acm, struct serial_struct __user *info)
return 0;
}
+static int set_serial_info(struct acm *acm,
+ struct serial_struct __user *newinfo)
+{
+ struct serial_struct new_serial;
+ unsigned int closing_wait, close_delay;
+ int retval = 0;
+
+ if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
+ return -EFAULT;
+
+ close_delay = new_serial.close_delay * 10;
+ closing_wait = new_serial.closing_wait == ASYNC_CLOSING_WAIT_NONE ?
+ ASYNC_CLOSING_WAIT_NONE : new_serial.closing_wait * 10;
+
+ mutex_lock(&acm->port.mutex);
+
+ if (!capable(CAP_SYS_ADMIN)) {
+ if ((close_delay != acm->port.close_delay) ||
+ (closing_wait != acm->port.closing_wait))
+ retval = -EPERM;
+ else
+ retval = -EOPNOTSUPP;
+ } else {
+ acm->port.close_delay = close_delay;
+ acm->port.closing_wait = closing_wait;
+ }
+
+ mutex_unlock(&acm->port.mutex);
+ return retval;
+}
+
static int acm_tty_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
@@ -805,6 +840,9 @@ static int acm_tty_ioctl(struct tty_struct *tty,
case TIOCGSERIAL: /* gets serial port data */
rv = get_serial_info(acm, (struct serial_struct __user *) arg);
break;
+ case TIOCSSERIAL:
+ rv = set_serial_info(acm, (struct serial_struct __user *) arg);
+ break;
}
return rv;
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index c5a1ea9..9d00d47 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -1128,6 +1128,25 @@ dl_done_list (struct ohci_hcd *ohci)
while (td) {
struct td *td_next = td->next_dl_td;
+ struct ed *ed = td->ed;
+
+ /*
+ * Some OHCI controllers (NVIDIA for sure, maybe others)
+ * occasionally forget to add TDs to the done queue. Since
+ * TDs for a given endpoint are always processed in order,
+ * if we find a TD on the donelist then all of its
+ * predecessors must be finished as well.
+ */
+ for (;;) {
+ struct td *td2;
+
+ td2 = list_first_entry(&ed->td_list, struct td,
+ td_list);
+ if (td2 == td)
+ break;
+ takeback_td(ohci, td2);
+ }
+
takeback_td(ohci, td);
td = td_next;
}
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 4211017..84e82dc 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -29,6 +29,7 @@
/* Device for a quirk */
#define PCI_VENDOR_ID_FRESCO_LOGIC 0x1b73
#define PCI_DEVICE_ID_FRESCO_LOGIC_PDK 0x1000
+#define PCI_DEVICE_ID_FRESCO_LOGIC_FL1400 0x1400
#define PCI_VENDOR_ID_ETRON 0x1b6f
#define PCI_DEVICE_ID_ASROCK_P67 0x7023
@@ -58,8 +59,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
/* Look for vendor-specific quirks */
if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
- pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK) {
- if (pdev->revision == 0x0) {
+ (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK ||
+ pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1400)) {
+ if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
+ pdev->revision == 0x0) {
xhci->quirks |= XHCI_RESET_EP_QUIRK;
xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure"
" endpoint cmd after reset endpoint\n");
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 53e7e69..f38a278 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -120,6 +120,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
{ USB_DEVICE(0x10C4, 0x85EA) }, /* AC-Services IBUS-IF */
{ USB_DEVICE(0x10C4, 0x85EB) }, /* AC-Services CIS-IBUS */
+ { USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
{ USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */
{ USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 25bb935..25903f5 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -197,6 +197,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
+ { USB_DEVICE(NEWPORT_VID, NEWPORT_AGILIS_PID) },
{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
@@ -1810,7 +1811,7 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial)
dbg("%s", __func__);
if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
- (udev->product && !strcmp(udev->product, "BeagleBone/XDS100")))
+ (udev->product && !strcmp(udev->product, "BeagleBone/XDS100V2")))
return ftdi_jtag_probe(serial);
return 0;
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 57c12ef..049b6e7 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -752,6 +752,12 @@
#define TTI_VID 0x103E /* Vendor Id */
#define TTI_QL355P_PID 0x03E8 /* TTi QL355P power supply */
+/*
+ * Newport Cooperation (www.newport.com)
+ */
+#define NEWPORT_VID 0x104D
+#define NEWPORT_AGILIS_PID 0x3000
+
/* Interbiometrics USB I/O Board */
/* Developed for Interbiometrics by Rudolf Gugler */
#define INTERBIOMETRICS_VID 0x1209
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 43aa36b..0c3d290 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -80,6 +80,7 @@ static void option_instat_callback(struct urb *urb);
#define OPTION_PRODUCT_GTM380_MODEM 0x7201
#define HUAWEI_VENDOR_ID 0x12D1
+#define HUAWEI_PRODUCT_E173 0x140C
#define HUAWEI_PRODUCT_K4505 0x1464
#define HUAWEI_PRODUCT_K3765 0x1465
#define HUAWEI_PRODUCT_K4605 0x14C6
@@ -552,6 +553,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLX) },
{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GKE) },
{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLE) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t) &net_intf1_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4505, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t) &huawei_cdc12_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3765, 0xff, 0xff, 0xff),
@@ -883,6 +886,10 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0126, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf5_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0128, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0135, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0136, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0137, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0139, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0142, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0143, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0144, 0xff, 0xff, 0xff) },
@@ -903,20 +910,34 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0165, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0167, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0189, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0191, 0xff, 0xff, 0xff), /* ZTE EuFi890 */
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0196, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0197, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0199, 0xff, 0xff, 0xff), /* ZTE MF820S */
.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0200, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0201, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0254, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0257, 0xff, 0xff, 0xff), /* ZTE MF821 */
.driver_info = (kernel_ulong_t)&net_intf3_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0265, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0284, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0317, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0326, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0330, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0395, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0414, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0417, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1008, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1018, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1021, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf2_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1057, 0xff, 0xff, 0xff) },
@@ -1096,6 +1117,10 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1298, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1299, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1300, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1301, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1302, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1303, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1333, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1401, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf2_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1402, 0xff, 0xff, 0xff),
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 7691c86..685edc8 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -203,7 +203,7 @@ config USB_STORAGE_ENE_UB6250
config USB_UAS
tristate "USB Attached SCSI"
- depends on USB && SCSI
+ depends on USB && SCSI && BROKEN
help
The USB Attached SCSI protocol is supported by some USB
storage devices. It permits higher performance by supporting
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 0abf1d4..fe07e5a 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -137,16 +137,6 @@ static inline void mpol_cond_put(struct mempolicy *pol)
__mpol_put(pol);
}
-extern struct mempolicy *__mpol_cond_copy(struct mempolicy *tompol,
- struct mempolicy *frompol);
-static inline struct mempolicy *mpol_cond_copy(struct mempolicy *tompol,
- struct mempolicy *frompol)
-{
- if (!frompol)
- return frompol;
- return __mpol_cond_copy(tompol, frompol);
-}
-
extern struct mempolicy *__mpol_dup(struct mempolicy *pol);
static inline struct mempolicy *mpol_dup(struct mempolicy *pol)
{
@@ -270,12 +260,6 @@ static inline void mpol_cond_put(struct mempolicy *pol)
{
}
-static inline struct mempolicy *mpol_cond_copy(struct mempolicy *to,
- struct mempolicy *from)
-{
- return from;
-}
-
static inline void mpol_get(struct mempolicy *pol)
{
}
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 4eec66e..62c5e9c 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -202,13 +202,13 @@ DEFINE_PER_CPU(struct rcu_dynticks, rcu_dynticks) = {
.dynticks = ATOMIC_INIT(1),
};
-static int blimit = 10; /* Maximum callbacks per rcu_do_batch. */
-static int qhimark = 10000; /* If this many pending, ignore blimit. */
-static int qlowmark = 100; /* Once only this many pending, use blimit. */
+static long blimit = 10; /* Maximum callbacks per rcu_do_batch. */
+static long qhimark = 10000; /* If this many pending, ignore blimit. */
+static long qlowmark = 100; /* Once only this many pending, use blimit. */
-module_param(blimit, int, 0);
-module_param(qhimark, int, 0);
-module_param(qlowmark, int, 0);
+module_param(blimit, long, 0);
+module_param(qhimark, long, 0);
+module_param(qlowmark, long, 0);
int rcu_cpu_stall_suppress __read_mostly; /* 1 = suppress stall warnings. */
int rcu_cpu_stall_timeout __read_mostly = CONFIG_RCU_CPU_STALL_TIMEOUT;
@@ -1476,7 +1476,7 @@ static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp)
{
unsigned long flags;
struct rcu_head *next, *list, **tail;
- int bl, count, count_lazy;
+ long bl, count, count_lazy;
/* If no callbacks are ready, just return.*/
if (!cpu_has_callbacks_ready_to_invoke(rdp)) {
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 0fa92f6..100b7fd 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2368,7 +2368,7 @@ static void reset_iter_read(struct ftrace_iterator *iter)
{
iter->pos = 0;
iter->func_pos = 0;
- iter->flags &= ~(FTRACE_ITER_PRINTALL & FTRACE_ITER_HASH);
+ iter->flags &= ~(FTRACE_ITER_PRINTALL | FTRACE_ITER_HASH);
}
static void *t_start(struct seq_file *m, loff_t *pos)
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index bcb9d34..a64b94e 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -1141,8 +1141,8 @@ int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
if (!test_and_set_bit(WORK_STRUCT_PENDING_BIT, work_data_bits(work))) {
unsigned int lcpu;
- BUG_ON(timer_pending(timer));
- BUG_ON(!list_empty(&work->entry));
+ WARN_ON_ONCE(timer_pending(timer));
+ WARN_ON_ONCE(!list_empty(&work->entry));
timer_stats_timer_set_start_info(&dwork->timer);
diff --git a/mm/dmapool.c b/mm/dmapool.c
index c5ab33b..da1b0f0 100644
--- a/mm/dmapool.c
+++ b/mm/dmapool.c
@@ -50,7 +50,6 @@ struct dma_pool { /* the pool */
size_t allocation;
size_t boundary;
char name[32];
- wait_queue_head_t waitq;
struct list_head pools;
};
@@ -62,8 +61,6 @@ struct dma_page { /* cacheable header for 'allocation' bytes */
unsigned int offset;
};
-#define POOL_TIMEOUT_JIFFIES ((100 /* msec */ * HZ) / 1000)
-
static DEFINE_MUTEX(pools_lock);
static ssize_t
@@ -172,7 +169,6 @@ struct dma_pool *dma_pool_create(const char *name, struct device *dev,
retval->size = size;
retval->boundary = boundary;
retval->allocation = allocation;
- init_waitqueue_head(&retval->waitq);
if (dev) {
int ret;
@@ -227,7 +223,6 @@ static struct dma_page *pool_alloc_page(struct dma_pool *pool, gfp_t mem_flags)
memset(page->vaddr, POOL_POISON_FREED, pool->allocation);
#endif
pool_initialise_page(pool, page);
- list_add(&page->page_list, &pool->page_list);
page->in_use = 0;
page->offset = 0;
} else {
@@ -315,30 +310,21 @@ void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
might_sleep_if(mem_flags & __GFP_WAIT);
spin_lock_irqsave(&pool->lock, flags);
- restart:
list_for_each_entry(page, &pool->page_list, page_list) {
if (page->offset < pool->allocation)
goto ready;
}
- page = pool_alloc_page(pool, GFP_ATOMIC);
- if (!page) {
- if (mem_flags & __GFP_WAIT) {
- DECLARE_WAITQUEUE(wait, current);
- __set_current_state(TASK_UNINTERRUPTIBLE);
- __add_wait_queue(&pool->waitq, &wait);
- spin_unlock_irqrestore(&pool->lock, flags);
+ /* pool_alloc_page() might sleep, so temporarily drop &pool->lock */
+ spin_unlock_irqrestore(&pool->lock, flags);
- schedule_timeout(POOL_TIMEOUT_JIFFIES);
+ page = pool_alloc_page(pool, mem_flags);
+ if (!page)
+ return NULL;
- spin_lock_irqsave(&pool->lock, flags);
- __remove_wait_queue(&pool->waitq, &wait);
- goto restart;
- }
- retval = NULL;
- goto done;
- }
+ spin_lock_irqsave(&pool->lock, flags);
+ list_add(&page->page_list, &pool->page_list);
ready:
page->in_use++;
offset = page->offset;
@@ -348,7 +334,6 @@ void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
#ifdef DMAPOOL_DEBUG
memset(retval, POOL_POISON_ALLOCATED, pool->size);
#endif
- done:
spin_unlock_irqrestore(&pool->lock, flags);
return retval;
}
@@ -435,8 +420,6 @@ void dma_pool_free(struct dma_pool *pool, void *vaddr, dma_addr_t dma)
page->in_use--;
*(int *)vaddr = page->offset;
page->offset = offset;
- if (waitqueue_active(&pool->waitq))
- wake_up_locked(&pool->waitq);
/*
* Resist a temptation to do
* if (!is_page_busy(page)) pool_free_page(pool, page);
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index d1e4bef..458dede 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2009,28 +2009,6 @@ struct mempolicy *__mpol_dup(struct mempolicy *old)
return new;
}
-/*
- * If *frompol needs [has] an extra ref, copy *frompol to *tompol ,
- * eliminate the * MPOL_F_* flags that require conditional ref and
- * [NOTE!!!] drop the extra ref. Not safe to reference *frompol directly
- * after return. Use the returned value.
- *
- * Allows use of a mempolicy for, e.g., multiple allocations with a single
- * policy lookup, even if the policy needs/has extra ref on lookup.
- * shmem_readahead needs this.
- */
-struct mempolicy *__mpol_cond_copy(struct mempolicy *tompol,
- struct mempolicy *frompol)
-{
- if (!mpol_needs_cond_ref(frompol))
- return frompol;
-
- *tompol = *frompol;
- tompol->flags &= ~MPOL_F_SHARED; /* copy doesn't need unref */
- __mpol_put(frompol);
- return tompol;
-}
-
/* Slow path of a mempolicy comparison */
bool __mpol_equal(struct mempolicy *a, struct mempolicy *b)
{
diff --git a/mm/shmem.c b/mm/shmem.c
index a859b06..a409bd8 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -798,24 +798,28 @@ static struct mempolicy *shmem_get_sbmpol(struct shmem_sb_info *sbinfo)
static struct page *shmem_swapin(swp_entry_t swap, gfp_t gfp,
struct shmem_inode_info *info, pgoff_t index)
{
- struct mempolicy mpol, *spol;
struct vm_area_struct pvma;
-
- spol = mpol_cond_copy(&mpol,
- mpol_shared_policy_lookup(&info->policy, index));
+ struct page *page;
/* Create a pseudo vma that just contains the policy */
pvma.vm_start = 0;
pvma.vm_pgoff = index;
pvma.vm_ops = NULL;
- pvma.vm_policy = spol;
- return swapin_readahead(swap, gfp, &pvma, 0);
+ pvma.vm_policy = mpol_shared_policy_lookup(&info->policy, index);
+
+ page = swapin_readahead(swap, gfp, &pvma, 0);
+
+ /* Drop reference taken by mpol_shared_policy_lookup() */
+ mpol_cond_put(pvma.vm_policy);
+
+ return page;
}
static struct page *shmem_alloc_page(gfp_t gfp,
struct shmem_inode_info *info, pgoff_t index)
{
struct vm_area_struct pvma;
+ struct page *page;
/* Create a pseudo vma that just contains the policy */
pvma.vm_start = 0;
@@ -823,10 +827,12 @@ static struct page *shmem_alloc_page(gfp_t gfp,
pvma.vm_ops = NULL;
pvma.vm_policy = mpol_shared_policy_lookup(&info->policy, index);
- /*
- * alloc_page_vma() will drop the shared policy reference
- */
- return alloc_page_vma(gfp, &pvma, 0);
+ page = alloc_page_vma(gfp, &pvma, 0);
+
+ /* Drop reference taken by mpol_shared_policy_lookup() */
+ mpol_cond_put(pvma.vm_policy);
+
+ return page;
}
#else /* !CONFIG_NUMA */
#ifdef CONFIG_TMPFS
diff --git a/sound/soc/Makefile b/sound/soc/Makefile
index 2feaf37..0f37086 100644
--- a/sound/soc/Makefile
+++ b/sound/soc/Makefile
@@ -1,8 +1,9 @@
snd-soc-core-objs := soc-core.o soc-dapm.o soc-jack.o soc-cache.o soc-utils.o
snd-soc-core-objs += soc-pcm.o soc-io.o
-snd-soc-dmaengine-pcm-objs := soc-dmaengine-pcm.o
-obj-$(CONFIG_SND_SOC_DMAENGINE_PCM) += snd-soc-dmaengine-pcm.o
+ifneq ($(CONFIG_SND_SOC_DMAENGINE_PCM),)
+snd-soc-core-objs += soc-dmaengine-pcm.o
+endif
obj-$(CONFIG_SND_SOC) += snd-soc-core.o
obj-$(CONFIG_SND_SOC) += codecs/
diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c
index 223ffdc..3487b4b 100644
--- a/tools/perf/builtin-test.c
+++ b/tools/perf/builtin-test.c
@@ -1154,19 +1154,13 @@ static int test__parse_events(void)
return ret;
}
-static int sched__get_first_possible_cpu(pid_t pid, cpu_set_t **maskp,
- size_t *sizep)
+static int sched__get_first_possible_cpu(pid_t pid, cpu_set_t *maskp)
{
- cpu_set_t *mask;
- size_t size;
int i, cpu = -1, nrcpus = 1024;
realloc:
- mask = CPU_ALLOC(nrcpus);
- size = CPU_ALLOC_SIZE(nrcpus);
- CPU_ZERO_S(size, mask);
+ CPU_ZERO(maskp);
- if (sched_getaffinity(pid, size, mask) == -1) {
- CPU_FREE(mask);
+ if (sched_getaffinity(pid, sizeof(*maskp), maskp) == -1) {
if (errno == EINVAL && nrcpus < (1024 << 8)) {
nrcpus = nrcpus << 2;
goto realloc;
@@ -1176,19 +1170,14 @@ realloc:
}
for (i = 0; i < nrcpus; i++) {
- if (CPU_ISSET_S(i, size, mask)) {
- if (cpu == -1) {
+ if (CPU_ISSET(i, maskp)) {
+ if (cpu == -1)
cpu = i;
- *maskp = mask;
- *sizep = size;
- } else
- CPU_CLR_S(i, size, mask);
+ else
+ CPU_CLR(i, maskp);
}
}
- if (cpu == -1)
- CPU_FREE(mask);
-
return cpu;
}
@@ -1199,8 +1188,8 @@ static int test__PERF_RECORD(void)
.freq = 10,
.mmap_pages = 256,
};
- cpu_set_t *cpu_mask = NULL;
- size_t cpu_mask_size = 0;
+ cpu_set_t cpu_mask;
+ size_t cpu_mask_size = sizeof(cpu_mask);
struct perf_evlist *evlist = perf_evlist__new(NULL, NULL);
struct perf_evsel *evsel;
struct perf_sample sample;
@@ -1265,8 +1254,7 @@ static int test__PERF_RECORD(void)
evsel->attr.sample_type |= PERF_SAMPLE_TIME;
perf_evlist__config_attrs(evlist, &opts);
- err = sched__get_first_possible_cpu(evlist->workload.pid, &cpu_mask,
- &cpu_mask_size);
+ err = sched__get_first_possible_cpu(evlist->workload.pid, &cpu_mask);
if (err < 0) {
pr_debug("sched__get_first_possible_cpu: %s\n", strerror(errno));
goto out_delete_evlist;
@@ -1277,9 +1265,9 @@ static int test__PERF_RECORD(void)
/*
* So that we can check perf_sample.cpu on all the samples.
*/
- if (sched_setaffinity(evlist->workload.pid, cpu_mask_size, cpu_mask) < 0) {
+ if (sched_setaffinity(evlist->workload.pid, cpu_mask_size, &cpu_mask) < 0) {
pr_debug("sched_setaffinity: %s\n", strerror(errno));
- goto out_free_cpu_mask;
+ goto out_delete_evlist;
}
/*
@@ -1472,8 +1460,6 @@ found_exit:
}
out_err:
perf_evlist__munmap(evlist);
-out_free_cpu_mask:
- CPU_FREE(cpu_mask);
out_delete_evlist:
perf_evlist__delete(evlist);
out:
--
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