aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--MAINTAINERS3
-rw-r--r--arch/alpha/include/asm/bug.h4
-rw-r--r--arch/sh/boards/board-ap325rxa.c63
-rw-r--r--arch/sh/configs/ap325rxa_defconfig27
-rw-r--r--arch/sh/configs/migor_defconfig42
-rw-r--r--arch/sh/include/asm/mutex-llsc.h21
-rw-r--r--arch/sh/include/asm/syscall_32.h22
-rw-r--r--arch/sh/include/asm/syscall_64.h22
-rw-r--r--arch/sh/kernel/cpu/sh4/fpu.c2
-rw-r--r--arch/sh/kernel/setup.c8
-rw-r--r--arch/sh/kernel/signal_32.c4
-rw-r--r--arch/sh/kernel/signal_64.c4
-rw-r--r--arch/sh/lib/checksum.S69
-rw-r--r--arch/x86/kernel/apic.c2
-rw-r--r--arch/x86/kernel/cpu/intel_cacheinfo.c15
-rw-r--r--arch/x86/kernel/entry_64.S1
-rw-r--r--arch/x86/kernel/io_apic.c5
-rw-r--r--arch/x86/kernel/irqinit_32.c12
-rw-r--r--arch/x86/mach-default/setup.c12
-rw-r--r--arch/x86/mach-voyager/setup.c12
-rw-r--r--arch/x86/mach-voyager/voyager_smp.c25
-rw-r--r--arch/x86/mm/fault.c8
-rw-r--r--arch/x86/xen/multicalls.h4
-rw-r--r--drivers/char/sx.c8
-rw-r--r--drivers/hwmon/hp_accel.c9
-rw-r--r--drivers/misc/Kconfig1
-rw-r--r--drivers/misc/atmel-ssc.c2
-rw-r--r--drivers/misc/hpilo.c6
-rw-r--r--drivers/misc/hpilo.h2
-rw-r--r--drivers/misc/sgi-xp/xpc.h5
-rw-r--r--drivers/misc/sgi-xp/xpc_uv.c11
-rw-r--r--drivers/net/cxgb3/sge.c3
-rw-r--r--drivers/net/gianfar.c3
-rw-r--r--drivers/net/gianfar.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sta.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c2
-rw-r--r--drivers/platform/x86/hp-wmi.c6
-rw-r--r--drivers/rtc/Kconfig6
-rw-r--r--drivers/rtc/Makefile1
-rw-r--r--drivers/rtc/rtc-dm355evm.c175
-rw-r--r--drivers/rtc/rtc-ds1390.c1
-rw-r--r--drivers/video/aty/aty128fb.c8
-rw-r--r--drivers/video/aty/atyfb_base.c22
-rw-r--r--drivers/video/aty/radeon_base.c10
-rw-r--r--drivers/video/aty/radeon_pm.c18
-rw-r--r--drivers/video/backlight/Makefile2
-rw-r--r--drivers/video/backlight/da903x_bl.c (renamed from drivers/video/backlight/da903x.c)0
-rw-r--r--drivers/video/fbcmap.c20
-rw-r--r--drivers/video/fbmem.c135
-rw-r--r--fs/compat_ioctl.c2
-rw-r--r--fs/configfs/dir.c59
-rw-r--r--fs/seq_file.c115
-rw-r--r--include/linux/fb.h15
-rw-r--r--include/linux/kernel.h3
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/linux/wait.h11
-rw-r--r--include/video/aty128.h4
-rw-r--r--include/video/mach64.h24
-rw-r--r--include/video/radeon.h18
-rw-r--r--ipc/shm.c4
-rw-r--r--kernel/async.c12
-rw-r--r--kernel/irq/numa_migrate.c7
-rw-r--r--kernel/sched.c4
-rw-r--r--kernel/sys.c16
-rw-r--r--kernel/trace/ftrace.c5
-rw-r--r--kernel/wait.c59
-rw-r--r--mm/memory.c2
-rw-r--r--net/ipv4/tcp_output.c12
-rw-r--r--net/ipv4/udp.c3
-rw-r--r--net/ipv6/ip6_output.c67
-rw-r--r--sound/core/oss/pcm_oss.c2
-rw-r--r--sound/pci/hda/hda_proc.c3
-rw-r--r--sound/pci/hda/patch_realtek.c1
-rw-r--r--sound/pci/hda/patch_sigmatel.c2
-rw-r--r--sound/pci/intel8x0.c2
-rw-r--r--sound/soc/atmel/atmel_ssc_dai.c2
-rw-r--r--sound/soc/atmel/atmel_ssc_dai.h2
-rw-r--r--sound/soc/codecs/wm8350.c2
-rw-r--r--sound/soc/codecs/wm8990.c3
-rw-r--r--sound/soc/omap/omap-pcm.c5
81 files changed, 853 insertions, 464 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 5bff376d297..421504b59c2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2212,7 +2212,7 @@ P: Sean Hefty
M: sean.hefty@intel.com
P: Hal Rosenstock
M: hal.rosenstock@gmail.com
-L: general@lists.openfabrics.org
+L: general@lists.openfabrics.org (moderated for non-subscribers)
W: http://www.openib.org/
T: git kernel.org:/pub/scm/linux/kernel/git/roland/infiniband.git
S: Supported
@@ -4841,6 +4841,7 @@ P: Ingo Molnar
M: mingo@redhat.com
P: H. Peter Anvin
M: hpa@zytor.com
+M: x86@kernel.org
L: linux-kernel@vger.kernel.org
T: git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86.git
S: Maintained
diff --git a/arch/alpha/include/asm/bug.h b/arch/alpha/include/asm/bug.h
index 7b85b7c9370..1720c8ad86f 100644
--- a/arch/alpha/include/asm/bug.h
+++ b/arch/alpha/include/asm/bug.h
@@ -8,12 +8,12 @@
/* ??? Would be nice to use .gprel32 here, but we can't be sure that the
function loaded the GP, so this could fail in modules. */
-#define BUG() { \
+#define BUG() do { \
__asm__ __volatile__( \
"call_pal %0 # bugchk\n\t" \
".long %1\n\t.8byte %2" \
: : "i"(PAL_bugchk), "i"(__LINE__), "i"(__FILE__)); \
- for ( ; ; ); }
+ for ( ; ; ); } while (0)
#define HAVE_ARCH_BUG
#endif
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index caf4c33f4e8..7c35787d29b 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -22,6 +22,7 @@
#include <linux/gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
+#include <media/ov772x.h>
#include <media/soc_camera_platform.h>
#include <media/sh_mobile_ceu.h>
#include <video/sh_mobile_lcdc.h>
@@ -216,7 +217,14 @@ static struct platform_device lcdc_device = {
},
};
+static void camera_power(int val)
+{
+ gpio_set_value(GPIO_PTZ5, val); /* RST_CAM/RSTB */
+ mdelay(10);
+}
+
#ifdef CONFIG_I2C
+/* support for the old ncm03j camera */
static unsigned char camera_ncm03j_magic[] =
{
0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8,
@@ -237,6 +245,23 @@ static unsigned char camera_ncm03j_magic[] =
0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F,
};
+static int camera_probe(void)
+{
+ struct i2c_adapter *a = i2c_get_adapter(0);
+ struct i2c_msg msg;
+ int ret;
+
+ camera_power(1);
+ msg.addr = 0x6e;
+ msg.buf = camera_ncm03j_magic;
+ msg.len = 2;
+ msg.flags = 0;
+ ret = i2c_transfer(a, &msg, 1);
+ camera_power(0);
+
+ return ret;
+}
+
static int camera_set_capture(struct soc_camera_platform_info *info,
int enable)
{
@@ -245,9 +270,11 @@ static int camera_set_capture(struct soc_camera_platform_info *info,
int ret = 0;
int i;
+ camera_power(0);
if (!enable)
return 0; /* no disable for now */
+ camera_power(1);
for (i = 0; i < ARRAY_SIZE(camera_ncm03j_magic); i += 2) {
u_int8_t buf[8];
@@ -286,8 +313,35 @@ static struct platform_device camera_device = {
.platform_data = &camera_info,
},
};
+
+static int __init camera_setup(void)
+{
+ if (camera_probe() > 0)
+ platform_device_register(&camera_device);
+
+ return 0;
+}
+late_initcall(camera_setup);
+
#endif /* CONFIG_I2C */
+static int ov7725_power(struct device *dev, int mode)
+{
+ camera_power(0);
+ if (mode)
+ camera_power(1);
+
+ return 0;
+}
+
+static struct ov772x_camera_info ov7725_info = {
+ .buswidth = SOCAM_DATAWIDTH_8,
+ .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
+ .link = {
+ .power = ov7725_power,
+ },
+};
+
static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
.flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
@@ -338,9 +392,6 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
&ap325rxa_nor_flash_device,
&lcdc_device,
&ceu_device,
-#ifdef CONFIG_I2C
- &camera_device,
-#endif
&nand_flash_device,
&sdcard_cn3_device,
};
@@ -349,6 +400,10 @@ static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
},
+ {
+ I2C_BOARD_INFO("ov772x", 0x21),
+ .platform_data = &ov7725_info,
+ },
};
static struct spi_board_info ap325rxa_spi_devices[] = {
@@ -426,7 +481,7 @@ static int __init ap325rxa_devices_setup(void)
gpio_request(GPIO_PTZ6, NULL);
gpio_direction_output(GPIO_PTZ6, 0); /* STBY_CAM */
gpio_request(GPIO_PTZ5, NULL);
- gpio_direction_output(GPIO_PTZ5, 1); /* RST_CAM */
+ gpio_direction_output(GPIO_PTZ5, 0); /* RST_CAM */
gpio_request(GPIO_PTZ4, NULL);
gpio_direction_output(GPIO_PTZ4, 0); /* SADDR */
diff --git a/arch/sh/configs/ap325rxa_defconfig b/arch/sh/configs/ap325rxa_defconfig
index 5c423fa8e6b..352f87d50fd 100644
--- a/arch/sh/configs/ap325rxa_defconfig
+++ b/arch/sh/configs/ap325rxa_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.28
-# Fri Jan 9 16:54:19 2009
+# Linux kernel version: 2.6.29-rc2
+# Tue Jan 27 11:45:08 2009
#
CONFIG_SUPERH=y
CONFIG_SUPERH32=y
@@ -45,12 +45,12 @@ CONFIG_BSD_PROCESS_ACCT=y
# CONFIG_AUDIT is not set
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CGROUPS is not set
CONFIG_GROUP_SCHED=y
CONFIG_FAIR_GROUP_SCHED=y
# CONFIG_RT_GROUP_SCHED is not set
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_RELAY is not set
@@ -378,6 +378,7 @@ CONFIG_WIRELESS=y
# CONFIG_WIRELESS_EXT is not set
# CONFIG_LIB80211 is not set
# CONFIG_MAC80211 is not set
+# CONFIG_WIMAX is not set
# CONFIG_RFKILL is not set
# CONFIG_NET_9P is not set
@@ -400,6 +401,7 @@ CONFIG_MTD=y
# CONFIG_MTD_DEBUG is not set
CONFIG_MTD_CONCAT=y
CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
# CONFIG_MTD_REDBOOT_PARTS is not set
CONFIG_MTD_CMDLINE_PARTS=y
# CONFIG_MTD_AR7_PARTS is not set
@@ -447,9 +449,7 @@ CONFIG_MTD_CFI_UTIL=y
#
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_PHYSMAP_START=0xffffffff
-CONFIG_MTD_PHYSMAP_LEN=0
-CONFIG_MTD_PHYSMAP_BANKWIDTH=0
+# CONFIG_MTD_PHYSMAP_COMPAT is not set
# CONFIG_MTD_PLATRAM is not set
#
@@ -480,6 +480,12 @@ CONFIG_MTD_NAND_SH_FLCTL=y
# CONFIG_MTD_ONENAND is not set
#
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+# CONFIG_MTD_QINFO_PROBE is not set
+
+#
# UBI - Unsorted block images
#
CONFIG_MTD_UBI=y
@@ -607,6 +613,10 @@ CONFIG_SMSC911X=y
# CONFIG_WLAN_PRE80211 is not set
# CONFIG_WLAN_80211 is not set
# CONFIG_IWLWIFI_LEDS is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
# CONFIG_WAN is not set
# CONFIG_PPP is not set
# CONFIG_SLIP is not set
@@ -790,6 +800,7 @@ CONFIG_SSB_POSSIBLE=y
# CONFIG_PMIC_DA903X is not set
# CONFIG_MFD_WM8400 is not set
# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
# CONFIG_REGULATOR is not set
#
@@ -837,7 +848,7 @@ CONFIG_SOC_CAMERA=y
# CONFIG_SOC_CAMERA_MT9V022 is not set
# CONFIG_SOC_CAMERA_TW9910 is not set
CONFIG_SOC_CAMERA_PLATFORM=y
-# CONFIG_SOC_CAMERA_OV772X is not set
+CONFIG_SOC_CAMERA_OV772X=y
CONFIG_VIDEO_SH_MOBILE_CEU=y
# CONFIG_RADIO_ADAPTERS is not set
# CONFIG_DAB is not set
@@ -1012,6 +1023,7 @@ CONFIG_FS_POSIX_ACL=y
CONFIG_FILE_LOCKING=y
# CONFIG_XFS_FS is not set
# CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
CONFIG_DNOTIFY=y
CONFIG_INOTIFY=y
CONFIG_INOTIFY_USER=y
@@ -1060,6 +1072,7 @@ CONFIG_MISC_FILESYSTEMS=y
# CONFIG_JFFS2_FS is not set
# CONFIG_UBIFS_FS is not set
# CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_OMFS_FS is not set
diff --git a/arch/sh/configs/migor_defconfig b/arch/sh/configs/migor_defconfig
index 7758263514b..678576796bd 100644
--- a/arch/sh/configs/migor_defconfig
+++ b/arch/sh/configs/migor_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.28
-# Fri Jan 9 17:09:35 2009
+# Linux kernel version: 2.6.29-rc1
+# Thu Jan 22 09:16:16 2009
#
CONFIG_SUPERH=y
CONFIG_SUPERH32=y
@@ -45,8 +45,12 @@ CONFIG_SYSVIPC_SYSCTL=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CGROUPS is not set
# CONFIG_GROUP_SCHED is not set
+
+#
+# Control Group support
+#
+# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_RELAY is not set
@@ -389,6 +393,7 @@ CONFIG_WIRELESS_EXT=y
CONFIG_WIRELESS_EXT_SYSFS=y
# CONFIG_LIB80211 is not set
# CONFIG_MAC80211 is not set
+# CONFIG_WIMAX is not set
# CONFIG_RFKILL is not set
# CONFIG_NET_9P is not set
@@ -411,6 +416,7 @@ CONFIG_MTD=y
# CONFIG_MTD_DEBUG is not set
CONFIG_MTD_CONCAT=y
CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
# CONFIG_MTD_REDBOOT_PARTS is not set
CONFIG_MTD_CMDLINE_PARTS=y
# CONFIG_MTD_AR7_PARTS is not set
@@ -458,9 +464,7 @@ CONFIG_MTD_CFI_UTIL=y
#
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_PHYSMAP_START=0xffffffff
-CONFIG_MTD_PHYSMAP_LEN=0
-CONFIG_MTD_PHYSMAP_BANKWIDTH=0
+# CONFIG_MTD_PHYSMAP_COMPAT is not set
# CONFIG_MTD_PLATRAM is not set
#
@@ -488,6 +492,12 @@ CONFIG_MTD_NAND_PLATFORM=y
# CONFIG_MTD_ONENAND is not set
#
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+# CONFIG_MTD_QINFO_PROBE is not set
+
+#
# UBI - Unsorted block images
#
# CONFIG_MTD_UBI is not set
@@ -587,6 +597,10 @@ CONFIG_SMC91X=y
# CONFIG_WLAN_PRE80211 is not set
# CONFIG_WLAN_80211 is not set
# CONFIG_IWLWIFI_LEDS is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
# CONFIG_WAN is not set
# CONFIG_PPP is not set
# CONFIG_SLIP is not set
@@ -761,6 +775,7 @@ CONFIG_SSB_POSSIBLE=y
# CONFIG_PMIC_DA903X is not set
# CONFIG_MFD_WM8400 is not set
# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
# CONFIG_REGULATOR is not set
#
@@ -806,9 +821,9 @@ CONFIG_SOC_CAMERA=y
# CONFIG_SOC_CAMERA_MT9M111 is not set
# CONFIG_SOC_CAMERA_MT9T031 is not set
# CONFIG_SOC_CAMERA_MT9V022 is not set
-# CONFIG_SOC_CAMERA_TW9910 is not set
-CONFIG_SOC_CAMERA_PLATFORM=y
-# CONFIG_SOC_CAMERA_OV772X is not set
+CONFIG_SOC_CAMERA_TW9910=y
+# CONFIG_SOC_CAMERA_PLATFORM is not set
+CONFIG_SOC_CAMERA_OV772X=y
CONFIG_VIDEO_SH_MOBILE_CEU=y
# CONFIG_RADIO_ADAPTERS is not set
# CONFIG_DAB is not set
@@ -866,11 +881,13 @@ CONFIG_USB_GADGET_SELECTED=y
# CONFIG_USB_GADGET_PXA25X is not set
# CONFIG_USB_GADGET_PXA27X is not set
# CONFIG_USB_GADGET_S3C2410 is not set
+# CONFIG_USB_GADGET_IMX is not set
CONFIG_USB_GADGET_M66592=y
CONFIG_USB_M66592=y
CONFIG_SUPERH_BUILT_IN_M66592=y
# CONFIG_USB_GADGET_AMD5536UDC is not set
# CONFIG_USB_GADGET_FSL_QE is not set
+# CONFIG_USB_GADGET_CI13XXX is not set
# CONFIG_USB_GADGET_NET2280 is not set
# CONFIG_USB_GADGET_GOKU is not set
# CONFIG_USB_GADGET_DUMMY_HCD is not set
@@ -883,6 +900,11 @@ CONFIG_USB_G_SERIAL=y
# CONFIG_USB_MIDI_GADGET is not set
# CONFIG_USB_G_PRINTER is not set
# CONFIG_USB_CDC_COMPOSITE is not set
+
+#
+# OTG and related infrastructure
+#
+# CONFIG_USB_GPIO_VBUS is not set
# CONFIG_MMC is not set
# CONFIG_MEMSTICK is not set
# CONFIG_NEW_LEDS is not set
@@ -961,6 +983,7 @@ CONFIG_UIO_PDRV_GENIRQ=y
CONFIG_FILE_LOCKING=y
# CONFIG_XFS_FS is not set
# CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY is not set
# CONFIG_QUOTA is not set
@@ -1004,6 +1027,7 @@ CONFIG_MISC_FILESYSTEMS=y
# CONFIG_EFS_FS is not set
# CONFIG_JFFS2_FS is not set
# CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_OMFS_FS is not set
diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h
index ee839ee58ac..090358a7e1b 100644
--- a/arch/sh/include/asm/mutex-llsc.h
+++ b/arch/sh/include/asm/mutex-llsc.h
@@ -21,38 +21,36 @@
static inline void
__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n"
"add #-1, %0 \n"
"movco.l %0, @%2 \n"
"movt %1 \n"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res != 0))
+ if (unlikely(!__done || __res != 0))
fail_fn(count);
}
static inline int
__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n"
"add #-1, %0 \n"
"movco.l %0, @%2 \n"
"movt %1 \n"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res != 0))
+ if (unlikely(!__done || __res != 0))
__res = fail_fn(count);
return __res;
@@ -61,19 +59,18 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
static inline void
__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n\t"
"add #1, %0 \n\t"
"movco.l %0, @%2 \n\t"
"movt %1 \n\t"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res <= 0))
+ if (unlikely(!__done || __res <= 0))
fail_fn(count);
}
diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
index 05a868a71ef..5bc34681d99 100644
--- a/arch/sh/include/asm/syscall_32.h
+++ b/arch/sh/include/asm/syscall_32.h
@@ -21,23 +21,10 @@ static inline void syscall_rollback(struct task_struct *task,
*/
}
-static inline bool syscall_has_error(struct pt_regs *regs)
-{
- return (regs->sr & 0x1) ? true : false;
-}
-static inline void syscall_set_error(struct pt_regs *regs)
-{
- regs->sr |= 0x1;
-}
-static inline void syscall_clear_error(struct pt_regs *regs)
-{
- regs->sr &= ~0x1;
-}
-
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
- return syscall_has_error(regs) ? regs->regs[0] : 0;
+ return IS_ERR_VALUE(regs->regs[0]) ? regs->regs[0] : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
@@ -50,13 +37,10 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- if (error) {
- syscall_set_error(regs);
+ if (error)
regs->regs[0] = -error;
- } else {
- syscall_clear_error(regs);
+ else
regs->regs[0] = val;
- }
}
static inline void syscall_get_arguments(struct task_struct *task,
diff --git a/arch/sh/include/asm/syscall_64.h b/arch/sh/include/asm/syscall_64.h
index e1143b9784d..c3561ca72be 100644
--- a/arch/sh/include/asm/syscall_64.h
+++ b/arch/sh/include/asm/syscall_64.h
@@ -21,23 +21,10 @@ static inline void syscall_rollback(struct task_struct *task,
*/
}
-static inline bool syscall_has_error(struct pt_regs *regs)
-{
- return (regs->sr & 0x1) ? true : false;
-}
-static inline void syscall_set_error(struct pt_regs *regs)
-{
- regs->sr |= 0x1;
-}
-static inline void syscall_clear_error(struct pt_regs *regs)
-{
- regs->sr &= ~0x1;
-}
-
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
- return syscall_has_error(regs) ? regs->regs[9] : 0;
+ return IS_ERR_VALUE(regs->regs[9]) ? regs->regs[9] : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
@@ -50,13 +37,10 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- if (error) {
- syscall_set_error(regs);
+ if (error)
regs->regs[9] = -error;
- } else {
- syscall_clear_error(regs);
+ else
regs->regs[9] = val;
- }
}
static inline void syscall_get_arguments(struct task_struct *task,
diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c
index 2780917c008..e3ea5411da6 100644
--- a/arch/sh/kernel/cpu/sh4/fpu.c
+++ b/arch/sh/kernel/cpu/sh4/fpu.c
@@ -423,7 +423,7 @@ static int ieee_fpe_handler(struct pt_regs *regs)
int m;
unsigned int hx;
- m = (finsn >> 9) & 0x7;
+ m = (finsn >> 8) & 0x7;
hx = tsk->thread.fpu.hard.fp_regs[m];
if ((tsk->thread.fpu.hard.fpscr & FPSCR_CAUSE_ERROR)
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 53424750857..370d2cfa34e 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -262,11 +262,11 @@ void __init setup_bootmem_allocator(unsigned long free_pfn)
BOOTMEM_DEFAULT);
/*
- * reserve physical page 0 - it's a special BIOS page on many boxes,
- * enabling clean reboots, SMP operation, laptop functions.
+ * Reserve physical pages below CONFIG_ZERO_PAGE_OFFSET.
*/
- reserve_bootmem(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET,
- BOOTMEM_DEFAULT);
+ if (CONFIG_ZERO_PAGE_OFFSET != 0)
+ reserve_bootmem(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET,
+ BOOTMEM_DEFAULT);
sparse_memory_present_with_active_regions(0);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 77c21bde376..17784e19ae3 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -510,7 +510,6 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs,
case -ERESTARTNOHAND:
no_system_call_restart:
regs->regs[0] = -EINTR;
- regs->sr |= 1;
break;
case -ERESTARTSYS:
@@ -589,8 +588,7 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
- if (regs->sr & 1)
- handle_syscall_restart(save_r0, regs, &ka.sa);
+ handle_syscall_restart(save_r0, regs, &ka.sa);
/* Whee! Actually deliver the signal. */
if (handle_signal(signr, &ka, &info, oldset,
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index b22fdfaaa19..0663a0ee602 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -60,7 +60,6 @@ handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa)
case -ERESTARTNOHAND:
no_system_call_restart:
regs->regs[REG_RET] = -EINTR;
- regs->sr |= 1;
break;
case -ERESTARTSYS:
@@ -109,8 +108,7 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset)
signr = get_signal_to_deliver(&info, &ka, regs, 0);
if (signr > 0) {
- if (regs->sr & 1)
- handle_syscall_restart(regs, &ka.sa);
+ handle_syscall_restart(regs, &ka.sa);
/* Whee! Actually deliver the signal. */
if (handle_signal(signr, &info, &ka, oldset, regs) == 0) {
diff --git a/arch/sh/lib/checksum.S b/arch/sh/lib/checksum.S
index cbdd0d40e54..356c8ec9289 100644
--- a/arch/sh/lib/checksum.S
+++ b/arch/sh/lib/checksum.S
@@ -36,8 +36,7 @@
*/
/*
- * unsigned int csum_partial(const unsigned char *buf, int len,
- * unsigned int sum);
+ * asmlinkage __wsum csum_partial(const void *buf, int len, __wsum sum);
*/
.text
@@ -49,11 +48,31 @@ ENTRY(csum_partial)
* Fortunately, it is easy to convert 2-byte alignment to 4-byte
* alignment for the unrolled loop.
*/
- mov r5, r1
mov r4, r0
- tst #2, r0 ! Check alignment.
- bt 2f ! Jump if alignment is ok.
+ tst #3, r0 ! Check alignment.
+ bt/s 2f ! Jump if alignment is ok.
+ mov r4, r7 ! Keep a copy to check for alignment
!
+ tst #1, r0 ! Check alignment.
+ bt 21f ! Jump if alignment is boundary of 2bytes.
+
+ ! buf is odd
+ tst r5, r5
+ add #-1, r5
+ bt 9f
+ mov.b @r4+, r0
+ extu.b r0, r0
+ addc r0, r6 ! t=0 from previous tst
+ mov r6, r0
+ shll8 r6
+ shlr16 r0
+ shlr8 r0
+ or r0, r6
+ mov r4, r0
+ tst #2, r0
+ bt 2f
+21:
+ ! buf is 2 byte aligned (len could be 0)
add #-2, r5 ! Alignment uses up two bytes.
cmp/pz r5 !
bt/s 1f ! Jump if we had at least two bytes.
@@ -61,16 +80,17 @@ ENTRY(csum_partial)
bra 6f
add #2, r5 ! r5 was < 2. Deal with it.
1:
- mov r5, r1 ! Save new len for later use.
mov.w @r4+, r0
extu.w r0, r0
addc r0, r6
bf 2f
add #1, r6
2:
+ ! buf is 4 byte aligned (len could be 0)
+ mov r5, r1
mov #-5, r0
- shld r0, r5
- tst r5, r5
+ shld r0, r1
+ tst r1, r1
bt/s 4f ! if it's =0, go to 4f
clrt
.align 2
@@ -92,30 +112,31 @@ ENTRY(csum_partial)
addc r0, r6
addc r2, r6
movt r0
- dt r5
+ dt r1
bf/s 3b
cmp/eq #1, r0
- ! here, we know r5==0
- addc r5, r6 ! add carry to r6
+ ! here, we know r1==0
+ addc r1, r6 ! add carry to r6
4:
- mov r1, r0
+ mov r5, r0
and #0x1c, r0
tst r0, r0
- bt/s 6f
- mov r0, r5
- shlr2 r5
+ bt 6f
+ ! 4 bytes or more remaining
+ mov r0, r1
+ shlr2 r1
mov #0, r2
5:
addc r2, r6
mov.l @r4+, r2
movt r0
- dt r5
+ dt r1
bf/s 5b
cmp/eq #1, r0
addc r2, r6
- addc r5, r6 ! r5==0 here, so it means add carry-bit
+ addc r1, r6 ! r1==0 here, so it means add carry-bit
6:
- mov r1, r5
+ ! 3 bytes or less remaining
mov #3, r0
and r0, r5
tst r5, r5
@@ -139,8 +160,18 @@ ENTRY(csum_partial)
8:
addc r0, r6
mov #0, r0
- addc r0, r6
+ addc r0, r6
9:
+ ! Check if the buffer was misaligned, if so realign sum
+ mov r7, r0
+ tst #1, r0
+ bt 10f
+ mov r6, r0
+ shll8 r6
+ shlr16 r0
+ shlr8 r0
+ or r0, r6
+10:
rts
mov r6, r0
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c
index 4b6df2469fe..115449f869e 100644
--- a/arch/x86/kernel/apic.c
+++ b/arch/x86/kernel/apic.c
@@ -1436,7 +1436,7 @@ static int __init detect_init_APIC(void)
switch (boot_cpu_data.x86_vendor) {
case X86_VENDOR_AMD:
if ((boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model > 1) ||
- (boot_cpu_data.x86 == 15))
+ (boot_cpu_data.x86 >= 15))
break;
goto no_apic;
case X86_VENDOR_INTEL:
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 48533d77be7..da299eb85fc 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -36,8 +36,11 @@ static struct _cache_table cache_table[] __cpuinitdata =
{
{ 0x06, LVL_1_INST, 8 }, /* 4-way set assoc, 32 byte line size */
{ 0x08, LVL_1_INST, 16 }, /* 4-way set assoc, 32 byte line size */
+ { 0x09, LVL_1_INST, 32 }, /* 4-way set assoc, 64 byte line size */
{ 0x0a, LVL_1_DATA, 8 }, /* 2 way set assoc, 32 byte line size */
{ 0x0c, LVL_1_DATA, 16 }, /* 4-way set assoc, 32 byte line size */
+ { 0x0d, LVL_1_DATA, 16 }, /* 4-way set assoc, 64 byte line size */
+ { 0x21, LVL_2, 256 }, /* 8-way set assoc, 64 byte line size */
{ 0x22, LVL_3, 512 }, /* 4-way set assoc, sectored cache, 64 byte line size */
{ 0x23, LVL_3, 1024 }, /* 8-way set assoc, sectored cache, 64 byte line size */
{ 0x25, LVL_3, 2048 }, /* 8-way set assoc, sectored cache, 64 byte line size */
@@ -85,6 +88,18 @@ static struct _cache_table cache_table[] __cpuinitdata =
{ 0x85, LVL_2, 2048 }, /* 8-way set assoc, 32 byte line size */
{ 0x86, LVL_2, 512 }, /* 4-way set assoc, 64 byte line size */
{ 0x87, LVL_2, 1024 }, /* 8-way set assoc, 64 byte line size */
+ { 0xd0, LVL_3, 512 }, /* 4-way set assoc, 64 byte line size */
+ { 0xd1, LVL_3, 1024 }, /* 4-way set assoc, 64 byte line size */
+ { 0xd2, LVL_3, 2048 }, /* 4-way set assoc, 64 byte line size */
+ { 0xd6, LVL_3, 1024 }, /* 8-way set assoc, 64 byte line size */
+ { 0xd7, LVL_3, 2038 }, /* 8-way set assoc, 64 byte line size */
+ { 0xd8, LVL_3, 4096 }, /* 12-way set assoc, 64 byte line size */
+ { 0xdc, LVL_3, 2048 }, /* 12-way set assoc, 64 byte line size */
+ { 0xdd, LVL_3, 4096 }, /* 12-way set assoc, 64 byte line size */
+ { 0xde, LVL_3, 8192 }, /* 12-way set assoc, 64 byte line size */
+ { 0xe2, LVL_3, 2048 }, /* 16-way set assoc, 64 byte line size */
+ { 0xe3, LVL_3, 4096 }, /* 16-way set assoc, 64 byte line size */
+ { 0xe4, LVL_3, 8192 }, /* 16-way set assoc, 64 byte line size */
{ 0x00, 0, 0}
};
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index e28c7a98779..a1346217e43 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -346,6 +346,7 @@ ENTRY(save_args)
popq_cfi %rax /* move return address... */
mov %gs:pda_irqstackptr,%rsp
EMPTY_FRAME 0
+ pushq_cfi %rbp /* backlink for unwinder */
pushq_cfi %rax /* ... to the new stack */
/*
* We entered an interrupt context - irqs are off:
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 1c4a1302536..9b0c480c383 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -2528,14 +2528,15 @@ static void irq_complete_move(struct irq_desc **descp)
vector = ~get_irq_regs()->orig_ax;
me = smp_processor_id();
+
+ if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain)) {
#ifdef CONFIG_NUMA_MIGRATE_IRQ_DESC
*descp = desc = move_irq_desc(desc, me);
/* get the new one */
cfg = desc->chip_data;
#endif
-
- if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain))
send_cleanup_vector(cfg);
+ }
}
#else
static inline void irq_complete_move(struct irq_desc **descp) {}
diff --git a/arch/x86/kernel/irqinit_32.c b/arch/x86/kernel/irqinit_32.c
index 1507ad4e674..10a09c2f182 100644
--- a/arch/x86/kernel/irqinit_32.c
+++ b/arch/x86/kernel/irqinit_32.c
@@ -78,15 +78,6 @@ void __init init_ISA_irqs(void)
}
}
-/*
- * IRQ2 is cascade interrupt to second interrupt controller
- */
-static struct irqaction irq2 = {
- .handler = no_action,
- .mask = CPU_MASK_NONE,
- .name = "cascade",
-};
-
DEFINE_PER_CPU(vector_irq_t, vector_irq) = {
[0 ... IRQ0_VECTOR - 1] = -1,
[IRQ0_VECTOR] = 0,
@@ -178,9 +169,6 @@ void __init native_init_IRQ(void)
alloc_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
#endif
- if (!acpi_ioapic)
- setup_irq(2, &irq2);
-
/* setup after call gates are initialised (usually add in
* the architecture specific gates)
*/
diff --git a/arch/x86/mach-default/setup.c b/arch/x86/mach-default/setup.c
index df167f26562..a265a7c6319 100644
--- a/arch/x86/mach-default/setup.c
+++ b/arch/x86/mach-default/setup.c
@@ -38,6 +38,15 @@ void __init pre_intr_init_hook(void)
init_ISA_irqs();
}
+/*
+ * IRQ2 is cascade interrupt to second interrupt controller
+ */
+static struct irqaction irq2 = {
+ .handler = no_action,
+ .mask = CPU_MASK_NONE,
+ .name = "cascade",
+};
+
/**
* intr_init_hook - post gate setup interrupt initialisation
*
@@ -53,6 +62,9 @@ void __init intr_init_hook(void)
if (x86_quirks->arch_intr_init())
return;
}
+ if (!acpi_ioapic)
+ setup_irq(2, &irq2);
+
}
/**
diff --git a/arch/x86/mach-voyager/setup.c b/arch/x86/mach-voyager/setup.c
index a580b9562e7..d914a7996a6 100644
--- a/arch/x86/mach-voyager/setup.c
+++ b/arch/x86/mach-voyager/setup.c
@@ -33,13 +33,23 @@ void __init intr_init_hook(void)
setup_irq(2, &irq2);
}
-void __init pre_setup_arch_hook(void)
+static void voyager_disable_tsc(void)
{
/* Voyagers run their CPUs from independent clocks, so disable
* the TSC code because we can't sync them */
setup_clear_cpu_cap(X86_FEATURE_TSC);
}
+void __init pre_setup_arch_hook(void)
+{
+ voyager_disable_tsc();
+}
+
+void __init pre_time_init_hook(void)
+{
+ voyager_disable_tsc();
+}
+
void __init trap_init_hook(void)
{
}
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index 9840b7ec749..7ffcdeec463 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -81,7 +81,7 @@ static void enable_local_vic_irq(unsigned int irq);
static void disable_local_vic_irq(unsigned int irq);
static void before_handle_vic_irq(unsigned int irq);
static void after_handle_vic_irq(unsigned int irq);
-static void set_vic_irq_affinity(unsigned int irq, cpumask_t mask);
+static void set_vic_irq_affinity(unsigned int irq, const struct cpumask *mask);
static void ack_vic_irq(unsigned int irq);
static void vic_enable_cpi(void);
static void do_boot_cpu(__u8 cpuid);
@@ -211,8 +211,6 @@ static __u32 cpu_booted_map;
static cpumask_t smp_commenced_mask = CPU_MASK_NONE;
/* This is for the new dynamic CPU boot code */
-cpumask_t cpu_callin_map = CPU_MASK_NONE;
-cpumask_t cpu_callout_map = CPU_MASK_NONE;
/* The per processor IRQ masks (these are usually kept in sync) */
static __u16 vic_irq_mask[NR_CPUS] __cacheline_aligned;
@@ -378,7 +376,7 @@ void __init find_smp_config(void)
cpus_addr(phys_cpu_present_map)[0] |=
voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK +
3) << 24;
- cpu_possible_map = phys_cpu_present_map;
+ init_cpu_possible(&phys_cpu_present_map);
printk("VOYAGER SMP: phys_cpu_present_map = 0x%lx\n",
cpus_addr(phys_cpu_present_map)[0]);
/* Here we set up the VIC to enable SMP */
@@ -1599,16 +1597,16 @@ static void after_handle_vic_irq(unsigned int irq)
* change the mask and then do an interrupt enable CPI to re-enable on
* the selected processors */
-void set_vic_irq_affinity(unsigned int irq, cpumask_t mask)
+void set_vic_irq_affinity(unsigned int irq, const struct cpumask *mask)
{
/* Only extended processors handle interrupts */
unsigned long real_mask;
unsigned long irq_mask = 1 << irq;
int cpu;
- real_mask = cpus_addr(mask)[0] & voyager_extended_vic_processors;
+ real_mask = cpus_addr(*mask)[0] & voyager_extended_vic_processors;
- if (cpus_addr(mask)[0] == 0)
+ if (cpus_addr(*mask)[0] == 0)
/* can't have no CPUs to accept the interrupt -- extremely
* bad things will happen */
return;
@@ -1750,10 +1748,11 @@ static void __cpuinit voyager_smp_prepare_boot_cpu(void)
init_gdt(smp_processor_id());
switch_to_new_gdt();
- cpu_set(smp_processor_id(), cpu_online_map);
- cpu_set(smp_processor_id(), cpu_callout_map);
- cpu_set(smp_processor_id(), cpu_possible_map);
- cpu_set(smp_processor_id(), cpu_present_map);
+ cpu_online_map = cpumask_of_cpu(smp_processor_id());
+ cpu_callout_map = cpumask_of_cpu(smp_processor_id());
+ cpu_callin_map = CPU_MASK_NONE;
+ cpu_present_map = cpumask_of_cpu(smp_processor_id());
+
}
static int __cpuinit voyager_cpu_up(unsigned int cpu)
@@ -1783,9 +1782,9 @@ void __init smp_setup_processor_id(void)
x86_write_percpu(cpu_number, hard_smp_processor_id());
}
-static void voyager_send_call_func(cpumask_t callmask)
+static void voyager_send_call_func(const struct cpumask *callmask)
{
- __u32 mask = cpus_addr(callmask)[0] & ~(1 << smp_processor_id());
+ __u32 mask = cpus_addr(*callmask)[0] & ~(1 << smp_processor_id());
send_CPI(mask, VIC_CALL_FUNCTION_CPI);
}
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 90dfae511a4..c76ef1d701c 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -603,8 +603,6 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
si_code = SEGV_MAPERR;
- if (notify_page_fault(regs))
- return;
if (unlikely(kmmio_fault(regs, address)))
return;
@@ -634,6 +632,9 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
if (spurious_fault(address, error_code))
return;
+ /* kprobes don't want to hook the spurious faults. */
+ if (notify_page_fault(regs))
+ return;
/*
* Don't take the mm semaphore here. If we fixup a prefetch
* fault we could otherwise deadlock.
@@ -641,6 +642,9 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
goto bad_area_nosemaphore;
}
+ /* kprobes don't want to hook the spurious faults. */
+ if (notify_page_fault(regs))
+ return;
/*
* It's safe to allow irq's after cr2 has been saved and the
diff --git a/arch/x86/xen/multicalls.h b/arch/x86/xen/multicalls.h
index 85893824161..fa3e10725d9 100644
--- a/arch/x86/xen/multicalls.h
+++ b/arch/x86/xen/multicalls.h
@@ -19,8 +19,10 @@ DECLARE_PER_CPU(unsigned long, xen_mc_irq_flags);
paired with xen_mc_issue() */
static inline void xen_mc_batch(void)
{
+ unsigned long flags;
/* need to disable interrupts until this entry is complete */
- local_irq_save(__get_cpu_var(xen_mc_irq_flags));
+ local_irq_save(flags);
+ __get_cpu_var(xen_mc_irq_flags) = flags;
}
static inline struct multicall_space xen_mc_entry(size_t args)
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index b60be7b0dec..f146e90404f 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1713,8 +1713,8 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
for (i = 0; i < SX_NBOARDS; i++)
sx_dprintk(SX_DEBUG_FIRMWARE, "<%x> ", boards[i].flags);
sx_dprintk(SX_DEBUG_FIRMWARE, "\n");
- unlock_kernel();
- return -EIO;
+ rc = -EIO;
+ goto out;
}
switch (cmd) {
@@ -1747,7 +1747,8 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
break;
case SXIO_DO_RAMTEST:
if (sx_initialized) /* Already initialized: better not ramtest the board. */
- return -EPERM;
+ rc = -EPERM;
+ break;
if (IS_SX_BOARD(board)) {
rc = do_memtest(board, 0, 0x7000);
if (!rc)
@@ -1844,6 +1845,7 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
rc = -ENOTTY;
break;
}
+out:
unlock_kernel();
func_exit();
return rc;
diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c
index 03705240000..abf4dfc8ec2 100644
--- a/drivers/hwmon/hp_accel.c
+++ b/drivers/hwmon/hp_accel.c
@@ -153,7 +153,10 @@ static struct axis_conversion lis3lv02d_axis_y_inverted = {1, -2, 3};
static struct axis_conversion lis3lv02d_axis_x_inverted = {-1, 2, 3};
static struct axis_conversion lis3lv02d_axis_z_inverted = {1, 2, -3};
static struct axis_conversion lis3lv02d_axis_xy_rotated_left = {-2, 1, 3};
+static struct axis_conversion lis3lv02d_axis_xy_rotated_left_usd = {-2, 1, -3};
static struct axis_conversion lis3lv02d_axis_xy_swap_inverted = {-2, -1, 3};
+static struct axis_conversion lis3lv02d_axis_xy_rotated_right = {2, -1, 3};
+static struct axis_conversion lis3lv02d_axis_xy_swap_yz_inverted = {2, -1, -3};
#define AXIS_DMI_MATCH(_ident, _name, _axis) { \
.ident = _ident, \
@@ -172,10 +175,12 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
AXIS_DMI_MATCH("NC2510", "HP Compaq 2510", y_inverted),
AXIS_DMI_MATCH("NC8510", "HP Compaq 8510", xy_swap_inverted),
AXIS_DMI_MATCH("HP2133", "HP 2133", xy_rotated_left),
+ AXIS_DMI_MATCH("NC653x", "HP Compaq 653", xy_rotated_left_usd),
+ AXIS_DMI_MATCH("NC673x", "HP Compaq 673", xy_rotated_left_usd),
+ AXIS_DMI_MATCH("NC651xx", "HP Compaq 651", xy_rotated_right),
+ AXIS_DMI_MATCH("NC671xx", "HP Compaq 671", xy_swap_yz_inverted),
{ NULL, }
/* Laptop models without axis info (yet):
- * "NC651xx" "HP Compaq 651"
- * "NC671xx" "HP Compaq 671"
* "NC6910" "HP Compaq 6910"
* HP Compaq 8710x Notebook PC / Mobile Workstation
* "NC2400" "HP Compaq nc2400"
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 56073199ceb..c64e6798878 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -217,6 +217,7 @@ config DELL_LAPTOP
depends on EXPERIMENTAL
depends on BACKLIGHT_CLASS_DEVICE
depends on RFKILL
+ depends on POWER_SUPPLY
default n
---help---
This driver adds support for rfkill and backlight control to Dell
diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c
index bf5e4d06543..558bf3f2c27 100644
--- a/drivers/misc/atmel-ssc.c
+++ b/drivers/misc/atmel-ssc.c
@@ -35,7 +35,7 @@ struct ssc_device *ssc_request(unsigned int ssc_num)
if (!ssc_valid) {
spin_unlock(&user_lock);
- dev_dbg(&ssc->pdev->dev, "could not find requested device\n");
+ pr_err("ssc: ssc%d platform device is missing\n", ssc_num);
return ERR_PTR(-ENODEV);
}
diff --git a/drivers/misc/hpilo.c b/drivers/misc/hpilo.c
index 10c421b73ea..f26667a7abf 100644
--- a/drivers/misc/hpilo.c
+++ b/drivers/misc/hpilo.c
@@ -207,7 +207,7 @@ static void ilo_ccb_close(struct pci_dev *pdev, struct ccb_data *data)
&device_ccb->recv_ctrl);
/* give iLO some time to process stop request */
- for (retries = 1000; retries > 0; retries--) {
+ for (retries = MAX_WAIT; retries > 0; retries--) {
doorbell_set(driver_ccb);
udelay(1);
if (!(ioread32(&device_ccb->send_ctrl) & (1 << CTRL_BITPOS_A))
@@ -309,7 +309,7 @@ static int ilo_ccb_open(struct ilo_hwinfo *hw, struct ccb_data *data, int slot)
doorbell_clr(driver_ccb);
/* make sure iLO is really handling requests */
- for (i = 1000; i > 0; i--) {
+ for (i = MAX_WAIT; i > 0; i--) {
if (ilo_pkt_dequeue(hw, driver_ccb, SENDQ, &pkt_id, NULL, NULL))
break;
udelay(1);
@@ -326,7 +326,7 @@ static int ilo_ccb_open(struct ilo_hwinfo *hw, struct ccb_data *data, int slot)
return 0;
free:
- pci_free_consistent(pdev, data->dma_size, data->dma_va, data->dma_pa);
+ ilo_ccb_close(pdev, data);
out:
return error;
}
diff --git a/drivers/misc/hpilo.h b/drivers/misc/hpilo.h
index a281207696c..b64a20ef07e 100644
--- a/drivers/misc/hpilo.h
+++ b/drivers/misc/hpilo.h
@@ -19,6 +19,8 @@
#define MAX_ILO_DEV 1
/* max number of files */
#define MAX_OPEN (MAX_CCB * MAX_ILO_DEV)
+/* spin counter for open/close delay */
+#define MAX_WAIT 10000
/*
* Per device, used to track global memory allocations.
diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h
index a5bd658c2e8..275b78896a7 100644
--- a/drivers/misc/sgi-xp/xpc.h
+++ b/drivers/misc/sgi-xp/xpc.h
@@ -3,7 +3,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (c) 2004-2008 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2004-2009 Silicon Graphics, Inc. All Rights Reserved.
*/
/*
@@ -514,7 +514,8 @@ struct xpc_channel_uv {
/* partition's notify mq */
struct xpc_send_msg_slot_uv *send_msg_slots;
- struct xpc_notify_mq_msg_uv *recv_msg_slots;
+ void *recv_msg_slots; /* each slot will hold a xpc_notify_mq_msg_uv */
+ /* structure plus the user's payload */
struct xpc_fifo_head_uv msg_slot_free_list;
struct xpc_fifo_head_uv recv_msg_list; /* deliverable payloads */
diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c
index f17f7d40ea2..29c0502a96b 100644
--- a/drivers/misc/sgi-xp/xpc_uv.c
+++ b/drivers/misc/sgi-xp/xpc_uv.c
@@ -3,7 +3,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2008-2009 Silicon Graphics, Inc. All Rights Reserved.
*/
/*
@@ -1010,8 +1010,8 @@ xpc_allocate_recv_msg_slot_uv(struct xpc_channel *ch)
continue;
for (entry = 0; entry < nentries; entry++) {
- msg_slot = ch_uv->recv_msg_slots + entry *
- ch->entry_size;
+ msg_slot = ch_uv->recv_msg_slots +
+ entry * ch->entry_size;
msg_slot->hdr.msg_slot_number = entry;
}
@@ -1308,9 +1308,8 @@ xpc_handle_notify_mq_msg_uv(struct xpc_partition *part,
/* we're dealing with a normal message sent via the notify_mq */
ch_uv = &ch->sn.uv;
- msg_slot = (struct xpc_notify_mq_msg_uv *)((u64)ch_uv->recv_msg_slots +
- (msg->hdr.msg_slot_number % ch->remote_nentries) *
- ch->entry_size);
+ msg_slot = ch_uv->recv_msg_slots +
+ (msg->hdr.msg_slot_number % ch->remote_nentries) * ch->entry_size;
BUG_ON(msg->hdr.msg_slot_number != msg_slot->hdr.msg_slot_number);
BUG_ON(msg_slot->hdr.size != 0);
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 379a1324db4..d31791f6029 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -2276,8 +2276,7 @@ no_mem:
} else if ((len = ntohl(r->len_cq)) != 0) {
struct sge_fl *fl;
- if (eth)
- lro = qs->lro_enabled && is_eth_tcp(rss_hi);
+ lro &= eth && is_eth_tcp(rss_hi);
fl = (len & F_RSPD_FLQ) ? &qs->fl[1] : &qs->fl[0];
if (fl->use_pages) {
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 3f7eab42aef..acae2d8cd68 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -351,6 +351,9 @@ static int gfar_probe(struct of_device *ofdev,
/* Reset MAC layer */
gfar_write(&priv->regs->maccfg1, MACCFG1_SOFT_RESET);
+ /* We need to delay at least 3 TX clocks */
+ udelay(2);
+
tempval = (MACCFG1_TX_FLOW | MACCFG1_RX_FLOW);
gfar_write(&priv->regs->maccfg1, tempval);
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index b1a83344acc..eaa86897f5c 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -312,7 +312,7 @@ extern const char gfar_driver_version[];
#define ATTRELI_EI(x) (x)
#define BD_LFLAG(flags) ((flags) << 16)
-#define BD_LENGTH_MASK 0x00ff
+#define BD_LENGTH_MASK 0x0000ffff
/* TxBD status field bits */
#define TXBD_READY 0x8000
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index b35c8813bef..c01ea48da5f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -4042,6 +4042,7 @@ static int iwl_pci_suspend(struct pci_dev *pdev, pm_message_t state)
priv->is_open = 1;
}
+ pci_save_state(pdev);
pci_set_power_state(pdev, PCI_D3hot);
return 0;
@@ -4052,6 +4053,7 @@ static int iwl_pci_resume(struct pci_dev *pdev)
struct iwl_priv *priv = pci_get_drvdata(pdev);
pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
if (priv->is_open)
iwl_mac_start(priv->hw);
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 412f66bac1a..70a8b21ca39 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -480,6 +480,9 @@ void iwl_clear_stations_table(struct iwl_priv *priv)
priv->num_stations = 0;
memset(priv->stations, 0, sizeof(priv->stations));
+ /* clean ucode key table bit map */
+ priv->ucode_key_table = 0;
+
spin_unlock_irqrestore(&priv->sta_lock, flags);
}
EXPORT_SYMBOL(iwl_clear_stations_table);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 95d01984c80..5b44d322b99 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -8143,6 +8143,7 @@ static int iwl3945_pci_suspend(struct pci_dev *pdev, pm_message_t state)
priv->is_open = 1;
}
+ pci_save_state(pdev);
pci_set_power_state(pdev, PCI_D3hot);
return 0;
@@ -8153,6 +8154,7 @@ static int iwl3945_pci_resume(struct pci_dev *pdev)
struct iwl3945_priv *priv = pci_get_drvdata(pdev);
pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
if (priv->is_open)
iwl3945_mac_start(priv->hw);
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index de91ddab0a8..f41135f2fb2 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -463,9 +463,11 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
return 0;
register_wwan_err:
- rfkill_unregister(bluetooth_rfkill);
+ if (bluetooth_rfkill)
+ rfkill_unregister(bluetooth_rfkill);
register_bluetooth_error:
- rfkill_unregister(wifi_rfkill);
+ if (wifi_rfkill)
+ rfkill_unregister(wifi_rfkill);
add_sysfs_error:
cleanup_sysfs(device);
return err;
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index cced4d10831..81450fbd8b1 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -241,6 +241,12 @@ config RTC_DRV_M41T80_WDT
If you say Y here you will get support for the
watchdog timer in the ST M41T60 and M41T80 RTC chips series.
+config RTC_DRV_DM355EVM
+ tristate "TI DaVinci DM355 EVM RTC"
+ depends on MFD_DM355EVM_MSP
+ help
+ Supports the RTC firmware in the MSP430 on the DM355 EVM.
+
config RTC_DRV_TWL92330
boolean "TI TWL92330/Menelaus"
depends on MENELAUS
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 6e28021abb9..0e697aa51ca 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -23,6 +23,7 @@ obj-$(CONFIG_RTC_DRV_AT91SAM9) += rtc-at91sam9.o
obj-$(CONFIG_RTC_DRV_AU1XXX) += rtc-au1xxx.o
obj-$(CONFIG_RTC_DRV_BFIN) += rtc-bfin.o
obj-$(CONFIG_RTC_DRV_CMOS) += rtc-cmos.o
+obj-$(CONFIG_RTC_DRV_DM355EVM) += rtc-dm355evm.o
obj-$(CONFIG_RTC_DRV_DS1216) += rtc-ds1216.o
obj-$(CONFIG_RTC_DRV_DS1286) += rtc-ds1286.o
obj-$(CONFIG_RTC_DRV_DS1302) += rtc-ds1302.o
diff --git a/drivers/rtc/rtc-dm355evm.c b/drivers/rtc/rtc-dm355evm.c
new file mode 100644
index 00000000000..58d4e18530d
--- /dev/null
+++ b/drivers/rtc/rtc-dm355evm.c
@@ -0,0 +1,175 @@
+/*
+ * rtc-dm355evm.c - access battery-backed counter in MSP430 firmware
+ *
+ * Copyright (c) 2008 by David Brownell
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/rtc.h>
+#include <linux/platform_device.h>
+
+#include <linux/i2c/dm355evm_msp.h>
+
+
+/*
+ * The MSP430 firmware on the DM355 EVM uses a watch crystal to feed
+ * a 1 Hz counter. When a backup battery is supplied, that makes a
+ * reasonable RTC for applications where alarms and non-NTP drift
+ * compensation aren't important.
+ *
+ * The only real glitch is the inability to read or write all four
+ * counter bytes atomically: the count may increment in the middle
+ * of an operation, causing trouble when the LSB rolls over.
+ *
+ * This driver was tested with firmware revision A4.
+ */
+union evm_time {
+ u8 bytes[4];
+ u32 value;
+};
+
+static int dm355evm_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+ union evm_time time;
+ int status;
+ int tries = 0;
+
+ do {
+ /*
+ * Read LSB(0) to MSB(3) bytes. Defend against the counter
+ * rolling over by re-reading until the value is stable,
+ * and assuming the four reads take at most a few seconds.
+ */
+ status = dm355evm_msp_read(DM355EVM_MSP_RTC_0);
+ if (status < 0)
+ return status;
+ if (tries && time.bytes[0] == status)
+ break;
+ time.bytes[0] = status;
+
+ status = dm355evm_msp_read(DM355EVM_MSP_RTC_1);
+ if (status < 0)
+ return status;
+ if (tries && time.bytes[1] == status)
+ break;
+ time.bytes[1] = status;
+
+ status = dm355evm_msp_read(DM355EVM_MSP_RTC_2);
+ if (status < 0)
+ return status;
+ if (tries && time.bytes[2] == status)
+ break;
+ time.bytes[2] = status;
+
+ status = dm355evm_msp_read(DM355EVM_MSP_RTC_3);
+ if (status < 0)
+ return status;
+ if (tries && time.bytes[3] == status)
+ break;
+ time.bytes[3] = status;
+
+ } while (++tries < 5);
+
+ dev_dbg(dev, "read timestamp %08x\n", time.value);
+
+ rtc_time_to_tm(le32_to_cpu(time.value), tm);
+ return 0;
+}
+
+static int dm355evm_rtc_set_time(struct device *dev, struct rtc_time *tm)
+{
+ union evm_time time;
+ unsigned long value;
+ int status;
+
+ rtc_tm_to_time(tm, &value);
+ time.value = cpu_to_le32(value);
+
+ dev_dbg(dev, "write timestamp %08x\n", time.value);
+
+ /*
+ * REVISIT handle non-atomic writes ... maybe just retry until
+ * byte[1] sticks (no rollover)?
+ */
+ status = dm355evm_msp_write(time.bytes[0], DM355EVM_MSP_RTC_0);
+ if (status < 0)
+ return status;
+
+ status = dm355evm_msp_write(time.bytes[1], DM355EVM_MSP_RTC_1);
+ if (status < 0)
+ return status;
+
+ status = dm355evm_msp_write(time.bytes[2], DM355EVM_MSP_RTC_2);
+ if (status < 0)
+ return status;
+
+ status = dm355evm_msp_write(time.bytes[3], DM355EVM_MSP_RTC_3);
+ if (status < 0)
+ return status;
+
+ return 0;
+}
+
+static struct rtc_class_ops dm355evm_rtc_ops = {
+ .read_time = dm355evm_rtc_read_time,
+ .set_time = dm355evm_rtc_set_time,
+};
+
+/*----------------------------------------------------------------------*/
+
+static int __devinit dm355evm_rtc_probe(struct platform_device *pdev)
+{
+ struct rtc_device *rtc;
+
+ rtc = rtc_device_register(pdev->name,
+ &pdev->dev, &dm355evm_rtc_ops, THIS_MODULE);
+ if (IS_ERR(rtc)) {
+ dev_err(&pdev->dev, "can't register RTC device, err %ld\n",
+ PTR_ERR(rtc));
+ return PTR_ERR(rtc);
+ }
+ platform_set_drvdata(pdev, rtc);
+
+ return 0;
+}
+
+static int __devexit dm355evm_rtc_remove(struct platform_device *pdev)
+{
+ struct rtc_device *rtc = platform_get_drvdata(pdev);
+
+ rtc_device_unregister(rtc);
+ platform_set_drvdata(pdev, NULL);
+ return 0;
+}
+
+/*
+ * I2C is used to talk to the MSP430, but this platform device is
+ * exposed by an MFD driver that manages I2C communications.
+ */
+static struct platform_driver rtc_dm355evm_driver = {
+ .probe = dm355evm_rtc_probe,
+ .remove = __devexit_p(dm355evm_rtc_remove),
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "rtc-dm355evm",
+ },
+};
+
+static int __init dm355evm_rtc_init(void)
+{
+ return platform_driver_register(&rtc_dm355evm_driver);
+}
+module_init(dm355evm_rtc_init);
+
+static void __exit dm355evm_rtc_exit(void)
+{
+ platform_driver_unregister(&rtc_dm355evm_driver);
+}
+module_exit(dm355evm_rtc_exit);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-ds1390.c b/drivers/rtc/rtc-ds1390.c
index e54b5c619bd..e01b955db07 100644
--- a/drivers/rtc/rtc-ds1390.c
+++ b/drivers/rtc/rtc-ds1390.c
@@ -122,7 +122,6 @@ static const struct rtc_class_ops ds1390_rtc_ops = {
static int __devinit ds1390_probe(struct spi_device *spi)
{
- struct rtc_device *rtc;
unsigned char tmp;
struct ds1390 *chip;
int res;
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index db16112cf19..fb2b0f5b23b 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -1475,7 +1475,7 @@ static int aty128fb_set_par(struct fb_info *info)
aty128_set_pll(&par->pll, par);
aty128_set_fifo(&par->fifo_reg, par);
- config = aty_ld_le32(CONFIG_CNTL) & ~3;
+ config = aty_ld_le32(CNFG_CNTL) & ~3;
#if defined(__BIG_ENDIAN)
if (par->crtc.bpp == 32)
@@ -1484,7 +1484,7 @@ static int aty128fb_set_par(struct fb_info *info)
config |= 1; /* make aperture do 16 bit swapping */
#endif
- aty_st_le32(CONFIG_CNTL, config);
+ aty_st_le32(CNFG_CNTL, config);
aty_st_8(CRTC_EXT_CNTL + 1, 0); /* turn the video back on */
info->fix.line_length = (par->crtc.vxres * par->crtc.bpp) >> 3;
@@ -1875,7 +1875,7 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i
u32 dac;
/* Get the chip revision */
- chip_rev = (aty_ld_le32(CONFIG_CNTL) >> 16) & 0x1F;
+ chip_rev = (aty_ld_le32(CNFG_CNTL) >> 16) & 0x1F;
strcpy(video_card, "Rage128 XX ");
video_card[8] = ent->device >> 8;
@@ -2057,7 +2057,7 @@ static int __devinit aty128_probe(struct pci_dev *pdev, const struct pci_device_
/* Grab memory size from the card */
// How does this relate to the resource length from the PCI hardware?
- par->vram_size = aty_ld_le32(CONFIG_MEMSIZE) & 0x03FFFFFF;
+ par->vram_size = aty_ld_le32(CNFG_MEMSIZE) & 0x03FFFFFF;
/* Virtualize the framebuffer */
info->screen_base = ioremap(fb_addr, par->vram_size);
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index cc6b470073d..1d6e16d346a 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -135,7 +135,7 @@
#if defined(CONFIG_PM) || defined(CONFIG_PMAC_BACKLIGHT) || \
defined (CONFIG_FB_ATY_GENERIC_LCD) || defined(CONFIG_FB_ATY_BACKLIGHT)
static const u32 lt_lcd_regs[] = {
- CONFIG_PANEL_LG,
+ CNFG_PANEL_LG,
LCD_GEN_CNTL_LG,
DSTN_CONTROL_LG,
HFB_PITCH_ADDR_LG,
@@ -446,7 +446,7 @@ static int __devinit correct_chipset(struct atyfb_par *par)
par->pll_limits.ecp_max = aty_chips[i].ecp_max;
par->features = aty_chips[i].features;
- chip_id = aty_ld_le32(CONFIG_CHIP_ID, par);
+ chip_id = aty_ld_le32(CNFG_CHIP_ID, par);
type = chip_id & CFG_CHIP_TYPE;
rev = (chip_id & CFG_CHIP_REV) >> 24;
@@ -629,7 +629,7 @@ static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc)
crtc->lcd_index = aty_ld_le32(LCD_INDEX, par);
aty_st_le32(LCD_INDEX, crtc->lcd_index, par);
}
- crtc->lcd_config_panel = aty_ld_lcd(CONFIG_PANEL, par);
+ crtc->lcd_config_panel = aty_ld_lcd(CNFG_PANEL, par);
crtc->lcd_gen_cntl = aty_ld_lcd(LCD_GEN_CNTL, par);
@@ -676,7 +676,7 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
aty_st_le32(CRTC_GEN_CNTL, crtc->gen_cntl & ~(CRTC_EXT_DISP_EN | CRTC_EN), par);
/* update non-shadow registers first */
- aty_st_lcd(CONFIG_PANEL, crtc->lcd_config_panel, par);
+ aty_st_lcd(CNFG_PANEL, crtc->lcd_config_panel, par);
aty_st_lcd(LCD_GEN_CNTL, crtc->lcd_gen_cntl &
~(CRTC_RW_SELECT | SHADOW_EN | SHADOW_RW_EN), par);
@@ -858,7 +858,7 @@ static int aty_var_to_crtc(const struct fb_info *info,
if (!M64_HAS(MOBIL_BUS))
crtc->lcd_index |= CRTC2_DISPLAY_DIS;
- crtc->lcd_config_panel = aty_ld_lcd(CONFIG_PANEL, par) | 0x4000;
+ crtc->lcd_config_panel = aty_ld_lcd(CNFG_PANEL, par) | 0x4000;
crtc->lcd_gen_cntl = aty_ld_lcd(LCD_GEN_CNTL, par) & ~CRTC_RW_SELECT;
crtc->lcd_gen_cntl &=
@@ -2254,7 +2254,7 @@ static int __devinit aty_init(struct fb_info *info)
if (!M64_HAS(INTEGRATED)) {
u32 stat0;
u8 dac_type, dac_subtype, clk_type;
- stat0 = aty_ld_le32(CONFIG_STAT0, par);
+ stat0 = aty_ld_le32(CNFG_STAT0, par);
par->bus_type = (stat0 >> 0) & 0x07;
par->ram_type = (stat0 >> 3) & 0x07;
ramname = aty_gx_ram[par->ram_type];
@@ -2324,7 +2324,7 @@ static int __devinit aty_init(struct fb_info *info)
par->dac_ops = &aty_dac_ct;
par->pll_ops = &aty_pll_ct;
par->bus_type = PCI;
- par->ram_type = (aty_ld_le32(CONFIG_STAT0, par) & 0x07);
+ par->ram_type = (aty_ld_le32(CNFG_STAT0, par) & 0x07);
ramname = aty_ct_ram[par->ram_type];
/* for many chips, the mclk is 67 MHz for SDRAM, 63 MHz otherwise */
if (par->pll_limits.mclk == 67 && par->ram_type < SDRAM)
@@ -2433,7 +2433,7 @@ static int __devinit aty_init(struct fb_info *info)
}
if (M64_HAS(MAGIC_VRAM_SIZE)) {
- if (aty_ld_le32(CONFIG_STAT1, par) & 0x40000000)
+ if (aty_ld_le32(CNFG_STAT1, par) & 0x40000000)
info->fix.smem_len += 0x400000;
}
@@ -2946,7 +2946,7 @@ static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
* Fix PROMs idea of MEM_CNTL settings...
*/
mem = aty_ld_le32(MEM_CNTL, par);
- chip_id = aty_ld_le32(CONFIG_CHIP_ID, par);
+ chip_id = aty_ld_le32(CNFG_CHIP_ID, par);
if (((chip_id & CFG_CHIP_TYPE) == VT_CHIP_ID) && !((chip_id >> 24) & 1)) {
switch (mem & 0x0f) {
case 3:
@@ -2964,7 +2964,7 @@ static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
default:
break;
}
- if ((aty_ld_le32(CONFIG_STAT0, par) & 7) >= SDRAM)
+ if ((aty_ld_le32(CNFG_STAT0, par) & 7) >= SDRAM)
mem &= ~(0x00700000);
}
mem &= ~(0xcf80e000); /* Turn off all undocumented bits. */
@@ -3572,7 +3572,7 @@ static int __init atyfb_atari_probe(void)
}
/* Fake pci_id for correct_chipset() */
- switch (aty_ld_le32(CONFIG_CHIP_ID, par) & CFG_CHIP_TYPE) {
+ switch (aty_ld_le32(CNFG_CHIP_ID, par) & CFG_CHIP_TYPE) {
case 0x00d7:
par->pci_id = PCI_CHIP_MACH64GX;
break;
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index d0f1a7fc2c9..16bb7e3c031 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -1936,8 +1936,8 @@ static void fixup_memory_mappings(struct radeonfb_info *rinfo)
OUTREG(CRTC_GEN_CNTL, save_crtc_gen_cntl | CRTC_DISP_REQ_EN_B);
mdelay(100);
- aper_base = INREG(CONFIG_APER_0_BASE);
- aper_size = INREG(CONFIG_APER_SIZE);
+ aper_base = INREG(CNFG_APER_0_BASE);
+ aper_size = INREG(CNFG_APER_SIZE);
#ifdef SET_MC_FB_FROM_APERTURE
/* Set framebuffer to be at the same address as set in PCI BAR */
@@ -2024,11 +2024,11 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo)
~CRTC_H_CUTOFF_ACTIVE_EN);
}
} else {
- tmp = INREG(CONFIG_MEMSIZE);
+ tmp = INREG(CNFG_MEMSIZE);
}
/* mem size is bits [28:0], mask off the rest */
- rinfo->video_ram = tmp & CONFIG_MEMSIZE_MASK;
+ rinfo->video_ram = tmp & CNFG_MEMSIZE_MASK;
/*
* Hack to get around some busted production M6's
@@ -2228,7 +2228,7 @@ static int __devinit radeonfb_pci_register (struct pci_dev *pdev,
*/
rinfo->errata = 0;
if (rinfo->family == CHIP_FAMILY_R300 &&
- (INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK)
+ (INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK)
== CFG_ATI_REV_A11)
rinfo->errata |= CHIP_ERRATA_R300_CG;
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index 675abdafc2d..c4ac2a032fc 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -333,7 +333,7 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
if (!rinfo->has_CRTC2) {
tmp = INPLL(pllSCLK_CNTL);
- if ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) > CFG_ATI_REV_A13)
+ if ((INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK) > CFG_ATI_REV_A13)
tmp &= ~(SCLK_CNTL__FORCE_CP | SCLK_CNTL__FORCE_RB);
tmp &= ~(SCLK_CNTL__FORCE_HDP | SCLK_CNTL__FORCE_DISP1 |
SCLK_CNTL__FORCE_TOP | SCLK_CNTL__FORCE_SE |
@@ -468,9 +468,9 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
/*RAGE_6::A11 A12 A12N1 A13, RV250::A11 A12, R300*/
if ((rinfo->family == CHIP_FAMILY_RV250 &&
- ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) ||
+ ((INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) ||
((rinfo->family == CHIP_FAMILY_RV100) &&
- ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) <= CFG_ATI_REV_A13))) {
+ ((INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK) <= CFG_ATI_REV_A13))) {
tmp |= SCLK_CNTL__FORCE_CP;
tmp |= SCLK_CNTL__FORCE_VIP;
}
@@ -486,7 +486,7 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
/* RV200::A11 A12 RV250::A11 A12 */
if (((rinfo->family == CHIP_FAMILY_RV200) ||
(rinfo->family == CHIP_FAMILY_RV250)) &&
- ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13))
+ ((INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13))
tmp |= SCLK_MORE_CNTL__FORCEON;
OUTPLL(pllSCLK_MORE_CNTL, tmp);
@@ -497,7 +497,7 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
/* RV200::A11 A12, RV250::A11 A12 */
if (((rinfo->family == CHIP_FAMILY_RV200) ||
(rinfo->family == CHIP_FAMILY_RV250)) &&
- ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) {
+ ((INREG(CNFG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) {
tmp = INPLL(pllPLL_PWRMGT_CNTL);
tmp |= PLL_PWRMGT_CNTL__TCL_BYPASS_DISABLE;
OUTPLL(pllPLL_PWRMGT_CNTL, tmp);
@@ -702,7 +702,7 @@ static void radeon_pm_restore_regs(struct radeonfb_info *rinfo)
OUTREG(DISPLAY_BASE_ADDR, rinfo->save_regs[31]);
OUTREG(MC_AGP_LOCATION, rinfo->save_regs[32]);
OUTREG(CRTC2_DISPLAY_BASE_ADDR, rinfo->save_regs[33]);
- OUTREG(CONFIG_MEMSIZE, rinfo->video_ram);
+ OUTREG(CNFG_MEMSIZE, rinfo->video_ram);
OUTREG(DISP_MISC_CNTL, rinfo->save_regs[9]);
OUTREG(DISP_PWR_MAN, rinfo->save_regs[10]);
@@ -1723,7 +1723,7 @@ static void radeon_reinitialize_M10(struct radeonfb_info *rinfo)
OUTREG(CRTC2_DISPLAY_BASE_ADDR, rinfo->save_regs[33]);
OUTREG(MC_FB_LOCATION, rinfo->save_regs[30]);
OUTREG(OV0_BASE_ADDR, rinfo->save_regs[80]);
- OUTREG(CONFIG_MEMSIZE, rinfo->video_ram);
+ OUTREG(CNFG_MEMSIZE, rinfo->video_ram);
OUTREG(BUS_CNTL, rinfo->save_regs[36]);
OUTREG(BUS_CNTL1, rinfo->save_regs[14]);
OUTREG(MPP_TB_CONFIG, rinfo->save_regs[37]);
@@ -1961,7 +1961,7 @@ static void radeon_pm_m9p_reconfigure_mc(struct radeonfb_info *rinfo)
OUTMC(rinfo, ixMC_CHP_IO_CNTL_B1, rinfo->save_regs[68] /*0x141555ff*/);
OUTMC(rinfo, ixMC_IMP_CNTL_0, rinfo->save_regs[71] /*0x00009249*/);
OUTREG(MC_IND_INDEX, 0);
- OUTREG(CONFIG_MEMSIZE, rinfo->video_ram);
+ OUTREG(CNFG_MEMSIZE, rinfo->video_ram);
mdelay(20);
}
@@ -2361,7 +2361,7 @@ static void radeon_reinitialize_QW(struct radeonfb_info *rinfo)
OUTMC(rinfo, ixMC_IMP_CNTL_0, 0x00009249);
OUTREG(MC_IND_INDEX, 0);
- OUTREG(CONFIG_MEMSIZE, rinfo->video_ram);
+ OUTREG(CNFG_MEMSIZE, rinfo->video_ram);
radeon_pm_full_reset_sdram(rinfo);
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 363b3cb2f01..63d75949816 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -18,7 +18,7 @@ obj-$(CONFIG_BACKLIGHT_OMAP1) += omap1_bl.o
obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o
obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o
obj-$(CONFIG_BACKLIGHT_PWM) += pwm_bl.o
-obj-$(CONFIG_BACKLIGHT_DA903X) += da903x.o
+obj-$(CONFIG_BACKLIGHT_DA903X) += da903x_bl.o
obj-$(CONFIG_BACKLIGHT_MBP_NVIDIA) += mbp_nvidia_bl.o
obj-$(CONFIG_BACKLIGHT_TOSA) += tosa_bl.o
obj-$(CONFIG_BACKLIGHT_SAHARA) += kb3886_bl.o
diff --git a/drivers/video/backlight/da903x.c b/drivers/video/backlight/da903x_bl.c
index 93bb4340cc6..93bb4340cc6 100644
--- a/drivers/video/backlight/da903x.c
+++ b/drivers/video/backlight/da903x_bl.c
diff --git a/drivers/video/fbcmap.c b/drivers/video/fbcmap.c
index 91b78e69150..f53b9f1d6ab 100644
--- a/drivers/video/fbcmap.c
+++ b/drivers/video/fbcmap.c
@@ -250,10 +250,6 @@ int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *info)
int rc, size = cmap->len * sizeof(u16);
struct fb_cmap umap;
- if (cmap->start < 0 || (!info->fbops->fb_setcolreg &&
- !info->fbops->fb_setcmap))
- return -EINVAL;
-
memset(&umap, 0, sizeof(struct fb_cmap));
rc = fb_alloc_cmap(&umap, cmap->len, cmap->transp != NULL);
if (rc)
@@ -262,11 +258,23 @@ int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *info)
copy_from_user(umap.green, cmap->green, size) ||
copy_from_user(umap.blue, cmap->blue, size) ||
(cmap->transp && copy_from_user(umap.transp, cmap->transp, size))) {
- fb_dealloc_cmap(&umap);
- return -EFAULT;
+ rc = -EFAULT;
+ goto out;
}
umap.start = cmap->start;
+ if (!lock_fb_info(info)) {
+ rc = -ENODEV;
+ goto out;
+ }
+ if (cmap->start < 0 || (!info->fbops->fb_setcolreg &&
+ !info->fbops->fb_setcmap)) {
+ rc = -EINVAL;
+ goto out1;
+ }
rc = fb_set_cmap(&umap, info);
+out1:
+ unlock_fb_info(info);
+out:
fb_dealloc_cmap(&umap);
return rc;
}
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 756efeb91ab..cfd9dce1ce0 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1013,132 +1013,139 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd,
struct fb_var_screeninfo var;
struct fb_fix_screeninfo fix;
struct fb_con2fbmap con2fb;
+ struct fb_cmap cmap_from;
struct fb_cmap_user cmap;
struct fb_event event;
void __user *argp = (void __user *)arg;
long ret = 0;
- fb = info->fbops;
- if (!fb)
- return -ENODEV;
-
switch (cmd) {
case FBIOGET_VSCREENINFO:
- ret = copy_to_user(argp, &info->var,
- sizeof(var)) ? -EFAULT : 0;
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ var = info->var;
+ unlock_fb_info(info);
+
+ ret = copy_to_user(argp, &var, sizeof(var)) ? -EFAULT : 0;
break;
case FBIOPUT_VSCREENINFO:
- if (copy_from_user(&var, argp, sizeof(var))) {
- ret = -EFAULT;
- break;
- }
+ if (copy_from_user(&var, argp, sizeof(var)))
+ return -EFAULT;
+ if (!lock_fb_info(info))
+ return -ENODEV;
acquire_console_sem();
info->flags |= FBINFO_MISC_USEREVENT;
ret = fb_set_var(info, &var);
info->flags &= ~FBINFO_MISC_USEREVENT;
release_console_sem();
- if (ret == 0 && copy_to_user(argp, &var, sizeof(var)))
+ unlock_fb_info(info);
+ if (!ret && copy_to_user(argp, &var, sizeof(var)))
ret = -EFAULT;
break;
case FBIOGET_FSCREENINFO:
- ret = copy_to_user(argp, &info->fix,
- sizeof(fix)) ? -EFAULT : 0;
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ fix = info->fix;
+ unlock_fb_info(info);
+
+ ret = copy_to_user(argp, &fix, sizeof(fix)) ? -EFAULT : 0;
break;
case FBIOPUTCMAP:
if (copy_from_user(&cmap, argp, sizeof(cmap)))
- ret = -EFAULT;
- else
- ret = fb_set_user_cmap(&cmap, info);
+ return -EFAULT;
+ ret = fb_set_user_cmap(&cmap, info);
break;
case FBIOGETCMAP:
if (copy_from_user(&cmap, argp, sizeof(cmap)))
- ret = -EFAULT;
- else
- ret = fb_cmap_to_user(&info->cmap, &cmap);
+ return -EFAULT;
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ cmap_from = info->cmap;
+ unlock_fb_info(info);
+ ret = fb_cmap_to_user(&cmap_from, &cmap);
break;
case FBIOPAN_DISPLAY:
- if (copy_from_user(&var, argp, sizeof(var))) {
- ret = -EFAULT;
- break;
- }
+ if (copy_from_user(&var, argp, sizeof(var)))
+ return -EFAULT;
+ if (!lock_fb_info(info))
+ return -ENODEV;
acquire_console_sem();
ret = fb_pan_display(info, &var);
release_console_sem();
+ unlock_fb_info(info);
if (ret == 0 && copy_to_user(argp, &var, sizeof(var)))
- ret = -EFAULT;
+ return -EFAULT;
break;
case FBIO_CURSOR:
ret = -EINVAL;
break;
case FBIOGET_CON2FBMAP:
if (copy_from_user(&con2fb, argp, sizeof(con2fb)))
- ret = -EFAULT;
- else if (con2fb.console < 1 || con2fb.console > MAX_NR_CONSOLES)
- ret = -EINVAL;
- else {
- con2fb.framebuffer = -1;
- event.info = info;
- event.data = &con2fb;
- fb_notifier_call_chain(FB_EVENT_GET_CONSOLE_MAP,
- &event);
- ret = copy_to_user(argp, &con2fb,
- sizeof(con2fb)) ? -EFAULT : 0;
- }
+ return -EFAULT;
+ if (con2fb.console < 1 || con2fb.console > MAX_NR_CONSOLES)
+ return -EINVAL;
+ con2fb.framebuffer = -1;
+ event.data = &con2fb;
+
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ event.info = info;
+ fb_notifier_call_chain(FB_EVENT_GET_CONSOLE_MAP, &event);
+ unlock_fb_info(info);
+
+ ret = copy_to_user(argp, &con2fb, sizeof(con2fb)) ? -EFAULT : 0;
break;
case FBIOPUT_CON2FBMAP:
- if (copy_from_user(&con2fb, argp, sizeof(con2fb))) {
- ret = -EFAULT;
- break;
- }
- if (con2fb.console < 1 || con2fb.console > MAX_NR_CONSOLES) {
- ret = -EINVAL;
- break;
- }
- if (con2fb.framebuffer < 0 || con2fb.framebuffer >= FB_MAX) {
- ret = -EINVAL;
- break;
- }
+ if (copy_from_user(&con2fb, argp, sizeof(con2fb)))
+ return -EFAULT;
+ if (con2fb.console < 1 || con2fb.console > MAX_NR_CONSOLES)
+ return -EINVAL;
+ if (con2fb.framebuffer < 0 || con2fb.framebuffer >= FB_MAX)
+ return -EINVAL;
if (!registered_fb[con2fb.framebuffer])
request_module("fb%d", con2fb.framebuffer);
if (!registered_fb[con2fb.framebuffer]) {
ret = -EINVAL;
break;
}
- event.info = info;
event.data = &con2fb;
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ event.info = info;
ret = fb_notifier_call_chain(FB_EVENT_SET_CONSOLE_MAP,
&event);
+ unlock_fb_info(info);
break;
case FBIOBLANK:
+ if (!lock_fb_info(info))
+ return -ENODEV;
acquire_console_sem();
info->flags |= FBINFO_MISC_USEREVENT;
ret = fb_blank(info, arg);
info->flags &= ~FBINFO_MISC_USEREVENT;
release_console_sem();
- break;;
+ unlock_fb_info(info);
+ break;
default:
- if (fb->fb_ioctl == NULL)
- ret = -ENOTTY;
- else
+ if (!lock_fb_info(info))
+ return -ENODEV;
+ fb = info->fbops;
+ if (fb->fb_ioctl)
ret = fb->fb_ioctl(info, cmd, arg);
+ else
+ ret = -ENOTTY;
+ unlock_fb_info(info);
}
return ret;
}
static long fb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-__acquires(&info->lock)
-__releases(&info->lock)
{
struct inode *inode = file->f_path.dentry->d_inode;
int fbidx = iminor(inode);
- struct fb_info *info;
- long ret;
+ struct fb_info *info = registered_fb[fbidx];
- info = registered_fb[fbidx];
- mutex_lock(&info->lock);
- ret = do_fb_ioctl(info, cmd, arg);
- mutex_unlock(&info->lock);
- return ret;
+ return do_fb_ioctl(info, cmd, arg);
}
#ifdef CONFIG_COMPAT
@@ -1257,8 +1264,6 @@ static int fb_get_fscreeninfo(struct fb_info *info, unsigned int cmd,
static long fb_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
-__acquires(&info->lock)
-__releases(&info->lock)
{
struct inode *inode = file->f_path.dentry->d_inode;
int fbidx = iminor(inode);
@@ -1266,7 +1271,6 @@ __releases(&info->lock)
struct fb_ops *fb = info->fbops;
long ret = -ENOIOCTLCMD;
- mutex_lock(&info->lock);
switch(cmd) {
case FBIOGET_VSCREENINFO:
case FBIOPUT_VSCREENINFO:
@@ -1292,7 +1296,6 @@ __releases(&info->lock)
ret = fb->fb_compat_ioctl(info, cmd, arg);
break;
}
- mutex_unlock(&info->lock);
return ret;
}
#endif
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index c8f8d5904f5..9c6d815dd19 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -785,7 +785,7 @@ static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
if (copy_in_user(&sgio->status, &sgio32->status,
(4 * sizeof(unsigned char)) +
- (2 * sizeof(unsigned (short))) +
+ (2 * sizeof(unsigned short)) +
(3 * sizeof(int))))
return -EFAULT;
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 9c235839114..8e93341f3e8 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -553,24 +553,12 @@ static void detach_groups(struct config_group *group)
child = sd->s_dentry;
- /*
- * Note: we hide this from lockdep since we have no way
- * to teach lockdep about recursive
- * I_MUTEX_PARENT -> I_MUTEX_CHILD patterns along a path
- * in an inode tree, which are valid as soon as
- * I_MUTEX_PARENT -> I_MUTEX_CHILD is valid from a
- * parent inode to one of its children.
- */
- lockdep_off();
mutex_lock(&child->d_inode->i_mutex);
- lockdep_on();
configfs_detach_group(sd->s_element);
child->d_inode->i_flags |= S_DEAD;
- lockdep_off();
mutex_unlock(&child->d_inode->i_mutex);
- lockdep_on();
d_delete(child);
dput(child);
@@ -760,22 +748,11 @@ static int configfs_attach_item(struct config_item *parent_item,
* We are going to remove an inode and its dentry but
* the VFS may already have hit and used them. Thus,
* we must lock them as rmdir() would.
- *
- * Note: we hide this from lockdep since we have no way
- * to teach lockdep about recursive
- * I_MUTEX_PARENT -> I_MUTEX_CHILD patterns along a path
- * in an inode tree, which are valid as soon as
- * I_MUTEX_PARENT -> I_MUTEX_CHILD is valid from a
- * parent inode to one of its children.
*/
- lockdep_off();
mutex_lock(&dentry->d_inode->i_mutex);
- lockdep_on();
configfs_remove_dir(item);
dentry->d_inode->i_flags |= S_DEAD;
- lockdep_off();
mutex_unlock(&dentry->d_inode->i_mutex);
- lockdep_on();
d_delete(dentry);
}
}
@@ -810,25 +787,14 @@ static int configfs_attach_group(struct config_item *parent_item,
*
* We must also lock the inode to remove it safely in case of
* error, as rmdir() would.
- *
- * Note: we hide this from lockdep since we have no way
- * to teach lockdep about recursive
- * I_MUTEX_PARENT -> I_MUTEX_CHILD patterns along a path
- * in an inode tree, which are valid as soon as
- * I_MUTEX_PARENT -> I_MUTEX_CHILD is valid from a
- * parent inode to one of its children.
*/
- lockdep_off();
mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
- lockdep_on();
ret = populate_groups(to_config_group(item));
if (ret) {
configfs_detach_item(item);
dentry->d_inode->i_flags |= S_DEAD;
}
- lockdep_off();
mutex_unlock(&dentry->d_inode->i_mutex);
- lockdep_on();
if (ret)
d_delete(dentry);
}
@@ -990,17 +956,7 @@ static int configfs_depend_prep(struct dentry *origin,
BUG_ON(!origin || !sd);
/* Lock this guy on the way down */
- /*
- * Note: we hide this from lockdep since we have no way
- * to teach lockdep about recursive
- * I_MUTEX_PARENT -> I_MUTEX_CHILD patterns along a path
- * in an inode tree, which are valid as soon as
- * I_MUTEX_PARENT -> I_MUTEX_CHILD is valid from a
- * parent inode to one of its children.
- */
- lockdep_off();
mutex_lock(&sd->s_dentry->d_inode->i_mutex);
- lockdep_on();
if (sd->s_element == target) /* Boo-yah */
goto out;
@@ -1014,9 +970,7 @@ static int configfs_depend_prep(struct dentry *origin,
}
/* We looped all our children and didn't find target */
- lockdep_off();
mutex_unlock(&sd->s_dentry->d_inode->i_mutex);
- lockdep_on();
ret = -ENOENT;
out:
@@ -1036,16 +990,11 @@ static void configfs_depend_rollback(struct dentry *origin,
struct dentry *dentry = item->ci_dentry;
while (dentry != origin) {
- /* See comments in configfs_depend_prep() */
- lockdep_off();
mutex_unlock(&dentry->d_inode->i_mutex);
- lockdep_on();
dentry = dentry->d_parent;
}
- lockdep_off();
mutex_unlock(&origin->d_inode->i_mutex);
- lockdep_on();
}
int configfs_depend_item(struct configfs_subsystem *subsys,
@@ -1380,16 +1329,8 @@ static int configfs_rmdir(struct inode *dir, struct dentry *dentry)
}
/* Wait until the racing operation terminates */
- /*
- * Note: we hide this from lockdep since we are locked
- * with subclass I_MUTEX_NORMAL from vfs_rmdir() (why
- * not I_MUTEX_CHILD?), and I_MUTEX_XATTR or
- * I_MUTEX_QUOTA are not relevant for the locked inode.
- */
- lockdep_off();
mutex_lock(wait_mutex);
mutex_unlock(wait_mutex);
- lockdep_on();
}
} while (ret == -EAGAIN);
diff --git a/fs/seq_file.c b/fs/seq_file.c
index b569ff1c4dc..5267098532b 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -54,6 +54,64 @@ int seq_open(struct file *file, const struct seq_operations *op)
}
EXPORT_SYMBOL(seq_open);
+static int traverse(struct seq_file *m, loff_t offset)
+{
+ loff_t pos = 0, index;
+ int error = 0;
+ void *p;
+
+ m->version = 0;
+ index = 0;
+ m->count = m->from = 0;
+ if (!offset) {
+ m->index = index;
+ return 0;
+ }
+ if (!m->buf) {
+ m->buf = kmalloc(m->size = PAGE_SIZE, GFP_KERNEL);
+ if (!m->buf)
+ return -ENOMEM;
+ }
+ p = m->op->start(m, &index);
+ while (p) {
+ error = PTR_ERR(p);
+ if (IS_ERR(p))
+ break;
+ error = m->op->show(m, p);
+ if (error < 0)
+ break;
+ if (unlikely(error)) {
+ error = 0;
+ m->count = 0;
+ }
+ if (m->count == m->size)
+ goto Eoverflow;
+ if (pos + m->count > offset) {
+ m->from = offset - pos;
+ m->count -= m->from;
+ m->index = index;
+ break;
+ }
+ pos += m->count;
+ m->count = 0;
+ if (pos == offset) {
+ index++;
+ m->index = index;
+ break;
+ }
+ p = m->op->next(m, p, &index);
+ }
+ m->op->stop(m, p);
+ m->index = index;
+ return error;
+
+Eoverflow:
+ m->op->stop(m, p);
+ kfree(m->buf);
+ m->buf = kmalloc(m->size <<= 1, GFP_KERNEL);
+ return !m->buf ? -ENOMEM : -EAGAIN;
+}
+
/**
* seq_read - ->read() method for sequential files.
* @file: the file to read from
@@ -186,63 +244,6 @@ Efault:
}
EXPORT_SYMBOL(seq_read);
-static int traverse(struct seq_file *m, loff_t offset)
-{
- loff_t pos = 0, index;
- int error = 0;
- void *p;
-
- m->version = 0;
- index = 0;
- m->count = m->from = 0;
- if (!offset) {
- m->index = index;
- return 0;
- }
- if (!m->buf) {
- m->buf = kmalloc(m->size = PAGE_SIZE, GFP_KERNEL);
- if (!m->buf)
- return -ENOMEM;
- }
- p = m->op->start(m, &index);
- while (p) {
- error = PTR_ERR(p);
- if (IS_ERR(p))
- break;
- error = m->op->show(m, p);
- if (error < 0)
- break;
- if (unlikely(error)) {
- error = 0;
- m->count = 0;
- }
- if (m->count == m->size)
- goto Eoverflow;
- if (pos + m->count > offset) {
- m->from = offset - pos;
- m->count -= m->from;
- m->index = index;
- break;
- }
- pos += m->count;
- m->count = 0;
- if (pos == offset) {
- index++;
- m->index = index;
- break;
- }
- p = m->op->next(m, p, &index);
- }
- m->op->stop(m, p);
- return error;
-
-Eoverflow:
- m->op->stop(m, p);
- kfree(m->buf);
- m->buf = kmalloc(m->size <<= 1, GFP_KERNEL);
- return !m->buf ? -ENOMEM : -EAGAIN;
-}
-
/**
* seq_lseek - ->llseek() method for sequential files.
* @file: the file in question
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 818fe21257e..31527e17076 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -960,6 +960,21 @@ extern struct fb_info *registered_fb[FB_MAX];
extern int num_registered_fb;
extern struct class *fb_class;
+static inline int lock_fb_info(struct fb_info *info)
+{
+ mutex_lock(&info->lock);
+ if (!info->fbops) {
+ mutex_unlock(&info->lock);
+ return 0;
+ }
+ return 1;
+}
+
+static inline void unlock_fb_info(struct fb_info *info)
+{
+ mutex_unlock(&info->lock);
+}
+
static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
u8 *src, u32 s_pitch, u32 height)
{
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 343df9ef241..7fa371898e3 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -480,7 +480,8 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
/*
* swap - swap value of @a and @b
*/
-#define swap(a, b) ({ typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; })
+#define swap(a, b) \
+ do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
/**
* container_of - cast a member of a structure out to the containing structure
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 5a7c7638873..2127e959e0f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -443,6 +443,7 @@ struct pacct_struct {
* @utime: time spent in user mode, in &cputime_t units
* @stime: time spent in kernel mode, in &cputime_t units
* @sum_exec_runtime: total time spent on the CPU, in nanoseconds
+ * @lock: lock for fields in this struct
*
* This structure groups together three kinds of CPU time that are
* tracked for threads and thread groups. Most things considering
diff --git a/include/linux/wait.h b/include/linux/wait.h
index ef609f842fa..a210ede73b5 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -132,6 +132,8 @@ static inline void __remove_wait_queue(wait_queue_head_t *head,
list_del(&old->task_list);
}
+void __wake_up_common(wait_queue_head_t *q, unsigned int mode,
+ int nr_exclusive, int sync, void *key);
void __wake_up(wait_queue_head_t *q, unsigned int mode, int nr, void *key);
extern void __wake_up_locked(wait_queue_head_t *q, unsigned int mode);
extern void __wake_up_sync(wait_queue_head_t *q, unsigned int mode, int nr);
@@ -333,16 +335,19 @@ do { \
for (;;) { \
prepare_to_wait_exclusive(&wq, &__wait, \
TASK_INTERRUPTIBLE); \
- if (condition) \
+ if (condition) { \
+ finish_wait(&wq, &__wait); \
break; \
+ } \
if (!signal_pending(current)) { \
schedule(); \
continue; \
} \
ret = -ERESTARTSYS; \
+ abort_exclusive_wait(&wq, &__wait, \
+ TASK_INTERRUPTIBLE, NULL); \
break; \
} \
- finish_wait(&wq, &__wait); \
} while (0)
#define wait_event_interruptible_exclusive(wq, condition) \
@@ -431,6 +436,8 @@ extern long interruptible_sleep_on_timeout(wait_queue_head_t *q,
void prepare_to_wait(wait_queue_head_t *q, wait_queue_t *wait, int state);
void prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int state);
void finish_wait(wait_queue_head_t *q, wait_queue_t *wait);
+void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait,
+ unsigned int mode, void *key);
int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key);
int wake_bit_function(wait_queue_t *wait, unsigned mode, int sync, void *key);
diff --git a/include/video/aty128.h b/include/video/aty128.h
index 7079beb005e..51ac69f05bd 100644
--- a/include/video/aty128.h
+++ b/include/video/aty128.h
@@ -21,9 +21,9 @@
#define I2C_CNTL_1 0x0094
#define PALETTE_INDEX 0x00b0
#define PALETTE_DATA 0x00b4
-#define CONFIG_CNTL 0x00e0
+#define CNFG_CNTL 0x00e0
#define GEN_RESET_CNTL 0x00f0
-#define CONFIG_MEMSIZE 0x00f8
+#define CNFG_MEMSIZE 0x00f8
#define MEM_CNTL 0x0140
#define MEM_POWER_MISC 0x015c
#define AGP_BASE 0x0170
diff --git a/include/video/mach64.h b/include/video/mach64.h
index a8332e528ec..89e91c0cb73 100644
--- a/include/video/mach64.h
+++ b/include/video/mach64.h
@@ -103,7 +103,7 @@
#define CUR_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */
#define CUR2_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */
-#define CONFIG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */
+#define CNFG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */
/* General I/O Control */
#define GP_IO 0x0078 /* Dword offset 0_1E */
@@ -146,8 +146,8 @@
#define CLOCK_SEL_CNTL 0x0090 /* Dword offset 0_24 */
/* Configuration */
-#define CONFIG_STAT1 0x0094 /* Dword offset 0_25 */
-#define CONFIG_STAT2 0x0098 /* Dword offset 0_26 */
+#define CNFG_STAT1 0x0094 /* Dword offset 0_25 */
+#define CNFG_STAT2 0x0098 /* Dword offset 0_26 */
/* Bus Control */
#define BUS_CNTL 0x00A0 /* Dword offset 0_28 */
@@ -190,9 +190,9 @@
#define POWER_MANAGEMENT_LG 0x00D8 /* Dword offset 0_36 (LG) */
/* Configuration */
-#define CONFIG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */
-#define CONFIG_CHIP_ID 0x00E0 /* Dword offset 0_38 */
-#define CONFIG_STAT0 0x00E4 /* Dword offset 0_39 */
+#define CNFG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */
+#define CNFG_CHIP_ID 0x00E0 /* Dword offset 0_38 */
+#define CNFG_STAT0 0x00E4 /* Dword offset 0_39 */
/* Test and Debug */
#define CRC_SIG 0x00E8 /* Dword offset 0_3A */
@@ -851,17 +851,17 @@
#define PLL_YCLK_CNTL 0x29
#define PM_DYN_CLK_CNTL 0x2A
-/* CONFIG_CNTL register constants */
+/* CNFG_CNTL register constants */
#define APERTURE_4M_ENABLE 1
#define APERTURE_8M_ENABLE 2
#define VGA_APERTURE_ENABLE 4
-/* CONFIG_STAT0 register constants (GX, CX) */
+/* CNFG_STAT0 register constants (GX, CX) */
#define CFG_BUS_TYPE 0x00000007
#define CFG_MEM_TYPE 0x00000038
#define CFG_INIT_DAC_TYPE 0x00000e00
-/* CONFIG_STAT0 register constants (CT, ET, VT) */
+/* CNFG_STAT0 register constants (CT, ET, VT) */
#define CFG_MEM_TYPE_xT 0x00000007
#define ISA 0
@@ -942,7 +942,7 @@
#define PCI_ATI_VENDOR_ID 0x1002
-/* CONFIG_CHIP_ID register constants */
+/* CNFG_CHIP_ID register constants */
#define CFG_CHIP_TYPE 0x0000FFFF
#define CFG_CHIP_CLASS 0x00FF0000
#define CFG_CHIP_REV 0xFF000000
@@ -951,7 +951,7 @@
#define CFG_CHIP_MINOR 0xC0000000
-/* Chip IDs read from CONFIG_CHIP_ID */
+/* Chip IDs read from CNFG_CHIP_ID */
/* mach64GX family */
#define GX_CHIP_ID 0xD7 /* mach64GX (ATI888GX00) */
@@ -1254,7 +1254,7 @@
#define CRTC2_DISPLAY_DIS 0x00000400
/* LCD register indices */
-#define CONFIG_PANEL 0x00
+#define CNFG_PANEL 0x00
#define LCD_GEN_CNTL 0x01
#define DSTN_CONTROL 0x02
#define HFB_PITCH_ADDR 0x03
diff --git a/include/video/radeon.h b/include/video/radeon.h
index 1cd09cc5b16..e072b16b39a 100644
--- a/include/video/radeon.h
+++ b/include/video/radeon.h
@@ -11,13 +11,13 @@
#define HI_STAT 0x004C
#define BUS_CNTL1 0x0034
#define I2C_CNTL_1 0x0094
-#define CONFIG_CNTL 0x00E0
-#define CONFIG_MEMSIZE 0x00F8
-#define CONFIG_APER_0_BASE 0x0100
-#define CONFIG_APER_1_BASE 0x0104
-#define CONFIG_APER_SIZE 0x0108
-#define CONFIG_REG_1_BASE 0x010C
-#define CONFIG_REG_APER_SIZE 0x0110
+#define CNFG_CNTL 0x00E0
+#define CNFG_MEMSIZE 0x00F8
+#define CNFG_APER_0_BASE 0x0100
+#define CNFG_APER_1_BASE 0x0104
+#define CNFG_APER_SIZE 0x0108
+#define CNFG_REG_1_BASE 0x010C
+#define CNFG_REG_APER_SIZE 0x0110
#define PAD_AGPINPUT_DELAY 0x0164
#define PAD_CTLR_STRENGTH 0x0168
#define PAD_CTLR_UPDATE 0x016C
@@ -509,7 +509,7 @@
/* CLOCK_CNTL_INDEX bit constants */
#define PLL_WR_EN 0x00000080
-/* CONFIG_CNTL bit constants */
+/* CNFG_CNTL bit constants */
#define CFG_VGA_RAM_EN 0x00000100
#define CFG_ATI_REV_ID_MASK (0xf << 16)
#define CFG_ATI_REV_A11 (0 << 16)
@@ -980,7 +980,7 @@
/* masks */
-#define CONFIG_MEMSIZE_MASK 0x1f000000
+#define CNFG_MEMSIZE_MASK 0x1f000000
#define MEM_CFG_TYPE 0x40000000
#define DST_OFFSET_MASK 0x003fffff
#define DST_PITCH_MASK 0x3fc00000
diff --git a/ipc/shm.c b/ipc/shm.c
index c0a021f7f41..f8f69fad3a2 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -565,11 +565,15 @@ static void shm_get_stat(struct ipc_namespace *ns, unsigned long *rss,
struct hstate *h = hstate_file(shp->shm_file);
*rss += pages_per_huge_page(h) * mapping->nrpages;
} else {
+#ifdef CONFIG_SHMEM
struct shmem_inode_info *info = SHMEM_I(inode);
spin_lock(&info->lock);
*rss += inode->i_mapping->nrpages;
*swp += info->swapped;
spin_unlock(&info->lock);
+#else
+ *rss += inode->i_mapping->nrpages;
+#endif
}
total++;
diff --git a/kernel/async.c b/kernel/async.c
index 608b32b4281..67a2be71f51 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -138,15 +138,18 @@ static void run_one_entry(void)
/* 3) run it (and print duration)*/
if (initcall_debug && system_state == SYSTEM_BOOTING) {
- printk("calling %lli_%pF @ %i\n", entry->cookie, entry->func, task_pid_nr(current));
+ printk("calling %lli_%pF @ %i\n", (long long)entry->cookie,
+ entry->func, task_pid_nr(current));
calltime = ktime_get();
}
entry->func(entry->data, entry->cookie);
if (initcall_debug && system_state == SYSTEM_BOOTING) {
rettime = ktime_get();
delta = ktime_sub(rettime, calltime);
- printk("initcall %lli_%pF returned 0 after %lld usecs\n", entry->cookie,
- entry->func, ktime_to_ns(delta) >> 10);
+ printk("initcall %lli_%pF returned 0 after %lld usecs\n",
+ (long long)entry->cookie,
+ entry->func,
+ (long long)ktime_to_ns(delta) >> 10);
}
/* 4) remove it from the running queue */
@@ -247,7 +250,8 @@ void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *r
delta = ktime_sub(endtime, starttime);
printk("async_continuing @ %i after %lli usec\n",
- task_pid_nr(current), ktime_to_ns(delta) >> 10);
+ task_pid_nr(current),
+ (long long)ktime_to_ns(delta) >> 10);
}
}
EXPORT_SYMBOL_GPL(async_synchronize_cookie_special);
diff --git a/kernel/irq/numa_migrate.c b/kernel/irq/numa_migrate.c
index ecf765c6a77..acd88356ac7 100644
--- a/kernel/irq/numa_migrate.c
+++ b/kernel/irq/numa_migrate.c
@@ -71,7 +71,7 @@ static struct irq_desc *__real_move_irq_desc(struct irq_desc *old_desc,
desc = irq_desc_ptrs[irq];
if (desc && old_desc != desc)
- goto out_unlock;
+ goto out_unlock;
node = cpu_to_node(cpu);
desc = kzalloc_node(sizeof(*desc), GFP_ATOMIC, node);
@@ -84,10 +84,15 @@ static struct irq_desc *__real_move_irq_desc(struct irq_desc *old_desc,
init_copy_one_irq_desc(irq, old_desc, desc, cpu);
irq_desc_ptrs[irq] = desc;
+ spin_unlock_irqrestore(&sparse_irq_lock, flags);
/* free the old one */
free_one_irq_desc(old_desc, desc);
+ spin_unlock(&old_desc->lock);
kfree(old_desc);
+ spin_lock(&desc->lock);
+
+ return desc;
out_unlock:
spin_unlock_irqrestore(&sparse_irq_lock, flags);
diff --git a/kernel/sched.c b/kernel/sched.c
index 242d0d47a70..8ee437a5ec1 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4697,8 +4697,8 @@ EXPORT_SYMBOL(default_wake_function);
* started to run but is not in state TASK_RUNNING. try_to_wake_up() returns
* zero in this (rare) case, and we handle it by continuing to scan the queue.
*/
-static void __wake_up_common(wait_queue_head_t *q, unsigned int mode,
- int nr_exclusive, int sync, void *key)
+void __wake_up_common(wait_queue_head_t *q, unsigned int mode,
+ int nr_exclusive, int sync, void *key)
{
wait_queue_t *curr, *next;
diff --git a/kernel/sys.c b/kernel/sys.c
index e7dc0e10a48..f145c415bc1 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1525,22 +1525,14 @@ SYSCALL_DEFINE2(setrlimit, unsigned int, resource, struct rlimit __user *, rlim)
return -EINVAL;
if (copy_from_user(&new_rlim, rlim, sizeof(*rlim)))
return -EFAULT;
+ if (new_rlim.rlim_cur > new_rlim.rlim_max)
+ return -EINVAL;
old_rlim = current->signal->rlim + resource;
if ((new_rlim.rlim_max > old_rlim->rlim_max) &&
!capable(CAP_SYS_RESOURCE))
return -EPERM;
-
- if (resource == RLIMIT_NOFILE) {
- if (new_rlim.rlim_max == RLIM_INFINITY)
- new_rlim.rlim_max = sysctl_nr_open;
- if (new_rlim.rlim_cur == RLIM_INFINITY)
- new_rlim.rlim_cur = sysctl_nr_open;
- if (new_rlim.rlim_max > sysctl_nr_open)
- return -EPERM;
- }
-
- if (new_rlim.rlim_cur > new_rlim.rlim_max)
- return -EINVAL;
+ if (resource == RLIMIT_NOFILE && new_rlim.rlim_max > sysctl_nr_open)
+ return -EPERM;
retval = security_task_setrlimit(resource, &new_rlim);
if (retval)
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 7dcf6e9f2b0..9a236ffe2aa 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1737,9 +1737,12 @@ static void clear_ftrace_pid(struct pid *pid)
{
struct task_struct *p;
+ rcu_read_lock();
do_each_pid_task(pid, PIDTYPE_PID, p) {
clear_tsk_trace_trace(p);
} while_each_pid_task(pid, PIDTYPE_PID, p);
+ rcu_read_unlock();
+
put_pid(pid);
}
@@ -1747,9 +1750,11 @@ static void set_ftrace_pid(struct pid *pid)
{
struct task_struct *p;
+ rcu_read_lock();
do_each_pid_task(pid, PIDTYPE_PID, p) {
set_tsk_trace_trace(p);
} while_each_pid_task(pid, PIDTYPE_PID, p);
+ rcu_read_unlock();
}
static void clear_ftrace_pid_task(struct pid **pid)
diff --git a/kernel/wait.c b/kernel/wait.c
index cd87131f2fc..42a2dbc181c 100644
--- a/kernel/wait.c
+++ b/kernel/wait.c
@@ -91,6 +91,15 @@ prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int state)
}
EXPORT_SYMBOL(prepare_to_wait_exclusive);
+/*
+ * finish_wait - clean up after waiting in a queue
+ * @q: waitqueue waited on
+ * @wait: wait descriptor
+ *
+ * Sets current thread back to running state and removes
+ * the wait descriptor from the given waitqueue if still
+ * queued.
+ */
void finish_wait(wait_queue_head_t *q, wait_queue_t *wait)
{
unsigned long flags;
@@ -117,6 +126,39 @@ void finish_wait(wait_queue_head_t *q, wait_queue_t *wait)
}
EXPORT_SYMBOL(finish_wait);
+/*
+ * abort_exclusive_wait - abort exclusive waiting in a queue
+ * @q: waitqueue waited on
+ * @wait: wait descriptor
+ * @state: runstate of the waiter to be woken
+ * @key: key to identify a wait bit queue or %NULL
+ *
+ * Sets current thread back to running state and removes
+ * the wait descriptor from the given waitqueue if still
+ * queued.
+ *
+ * Wakes up the next waiter if the caller is concurrently
+ * woken up through the queue.
+ *
+ * This prevents waiter starvation where an exclusive waiter
+ * aborts and is woken up concurrently and noone wakes up
+ * the next waiter.
+ */
+void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait,
+ unsigned int mode, void *key)
+{
+ unsigned long flags;
+
+ __set_current_state(TASK_RUNNING);
+ spin_lock_irqsave(&q->lock, flags);
+ if (!list_empty(&wait->task_list))
+ list_del_init(&wait->task_list);
+ else if (waitqueue_active(q))
+ __wake_up_common(q, mode, 1, 0, key);
+ spin_unlock_irqrestore(&q->lock, flags);
+}
+EXPORT_SYMBOL(abort_exclusive_wait);
+
int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key)
{
int ret = default_wake_function(wait, mode, sync, key);
@@ -177,17 +219,20 @@ int __sched
__wait_on_bit_lock(wait_queue_head_t *wq, struct wait_bit_queue *q,
int (*action)(void *), unsigned mode)
{
- int ret = 0;
-
do {
+ int ret;
+
prepare_to_wait_exclusive(wq, &q->wait, mode);
- if (test_bit(q->key.bit_nr, q->key.flags)) {
- if ((ret = (*action)(q->key.flags)))
- break;
- }
+ if (!test_bit(q->key.bit_nr, q->key.flags))
+ continue;
+ ret = action(q->key.flags);
+ if (!ret)
+ continue;
+ abort_exclusive_wait(wq, &q->wait, mode, &q->key);
+ return ret;
} while (test_and_set_bit(q->key.bit_nr, q->key.flags));
finish_wait(wq, &q->wait);
- return ret;
+ return 0;
}
EXPORT_SYMBOL(__wait_on_bit_lock);
diff --git a/mm/memory.c b/mm/memory.c
index 22bfa7a47a0..baa999e87cd 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1999,7 +1999,7 @@ gotten:
* Don't let another task, with possibly unlocked vma,
* keep the mlocked page.
*/
- if (vma->vm_flags & VM_LOCKED) {
+ if ((vma->vm_flags & VM_LOCKED) && old_page) {
lock_page(old_page); /* for LRU manipulation */
clear_page_mlock(old_page);
unlock_page(old_page);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 557fe16cbfb..dda42f0bd7a 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -663,14 +663,10 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it,
th->urg_ptr = 0;
/* The urg_mode check is necessary during a below snd_una win probe */
- if (unlikely(tcp_urg_mode(tp))) {
- if (between(tp->snd_up, tcb->seq + 1, tcb->seq + 0xFFFF)) {
- th->urg_ptr = htons(tp->snd_up - tcb->seq);
- th->urg = 1;
- } else if (after(tcb->seq + 0xFFFF, tp->snd_nxt)) {
- th->urg_ptr = 0xFFFF;
- th->urg = 1;
- }
+ if (unlikely(tcp_urg_mode(tp) &&
+ between(tp->snd_up, tcb->seq + 1, tcb->seq + 0xFFFF))) {
+ th->urg_ptr = htons(tp->snd_up - tcb->seq);
+ th->urg = 1;
}
tcp_options_write((__be32 *)(th + 1), tp, &opts, &md5_hash_location);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 1ab180bad72..cc3a0a06c00 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1231,7 +1231,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
int proto)
{
struct sock *sk;
- struct udphdr *uh = udp_hdr(skb);
+ struct udphdr *uh;
unsigned short ulen;
struct rtable *rt = (struct rtable*)skb->dst;
__be32 saddr = ip_hdr(skb)->saddr;
@@ -1244,6 +1244,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (!pskb_may_pull(skb, sizeof(struct udphdr)))
goto drop; /* No space for header. */
+ uh = udp_hdr(skb);
ulen = ntohs(uh->len);
if (ulen > skb->len)
goto short_packet;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 4b15938bef4..9fb49c3b518 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1105,6 +1105,18 @@ static inline int ip6_ufo_append_data(struct sock *sk,
return err;
}
+static inline struct ipv6_opt_hdr *ip6_opt_dup(struct ipv6_opt_hdr *src,
+ gfp_t gfp)
+{
+ return src ? kmemdup(src, (src->hdrlen + 1) * 8, gfp) : NULL;
+}
+
+static inline struct ipv6_rt_hdr *ip6_rthdr_dup(struct ipv6_rt_hdr *src,
+ gfp_t gfp)
+{
+ return src ? kmemdup(src, (src->hdrlen + 1) * 8, gfp) : NULL;
+}
+
int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
int offset, int len, int odd, struct sk_buff *skb),
void *from, int length, int transhdrlen,
@@ -1130,17 +1142,37 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
* setup for corking
*/
if (opt) {
- if (np->cork.opt == NULL) {
- np->cork.opt = kmalloc(opt->tot_len,
- sk->sk_allocation);
- if (unlikely(np->cork.opt == NULL))
- return -ENOBUFS;
- } else if (np->cork.opt->tot_len < opt->tot_len) {
- printk(KERN_DEBUG "ip6_append_data: invalid option length\n");
+ if (WARN_ON(np->cork.opt))
return -EINVAL;
- }
- memcpy(np->cork.opt, opt, opt->tot_len);
- inet->cork.flags |= IPCORK_OPT;
+
+ np->cork.opt = kmalloc(opt->tot_len, sk->sk_allocation);
+ if (unlikely(np->cork.opt == NULL))
+ return -ENOBUFS;
+
+ np->cork.opt->tot_len = opt->tot_len;
+ np->cork.opt->opt_flen = opt->opt_flen;
+ np->cork.opt->opt_nflen = opt->opt_nflen;
+
+ np->cork.opt->dst0opt = ip6_opt_dup(opt->dst0opt,
+ sk->sk_allocation);
+ if (opt->dst0opt && !np->cork.opt->dst0opt)
+ return -ENOBUFS;
+
+ np->cork.opt->dst1opt = ip6_opt_dup(opt->dst1opt,
+ sk->sk_allocation);
+ if (opt->dst1opt && !np->cork.opt->dst1opt)
+ return -ENOBUFS;
+
+ np->cork.opt->hopopt = ip6_opt_dup(opt->hopopt,
+ sk->sk_allocation);
+ if (opt->hopopt && !np->cork.opt->hopopt)
+ return -ENOBUFS;
+
+ np->cork.opt->srcrt = ip6_rthdr_dup(opt->srcrt,
+ sk->sk_allocation);
+ if (opt->srcrt && !np->cork.opt->srcrt)
+ return -ENOBUFS;
+
/* need source address above miyazawa*/
}
dst_hold(&rt->u.dst);
@@ -1167,8 +1199,7 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
} else {
rt = (struct rt6_info *)inet->cork.dst;
fl = &inet->cork.fl;
- if (inet->cork.flags & IPCORK_OPT)
- opt = np->cork.opt;
+ opt = np->cork.opt;
transhdrlen = 0;
exthdrlen = 0;
mtu = inet->cork.fragsize;
@@ -1407,9 +1438,15 @@ error:
static void ip6_cork_release(struct inet_sock *inet, struct ipv6_pinfo *np)
{
- inet->cork.flags &= ~IPCORK_OPT;
- kfree(np->cork.opt);
- np->cork.opt = NULL;
+ if (np->cork.opt) {
+ kfree(np->cork.opt->dst0opt);
+ kfree(np->cork.opt->dst1opt);
+ kfree(np->cork.opt->hopopt);
+ kfree(np->cork.opt->srcrt);
+ kfree(np->cork.opt);
+ np->cork.opt = NULL;
+ }
+
if (inet->cork.dst) {
dst_release(inet->cork.dst);
inet->cork.dst = NULL;
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index e17836680f4..0a1798eafb0 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -1767,7 +1767,7 @@ static int snd_pcm_oss_get_formats(struct snd_pcm_oss_file *pcm_oss_file)
AFMT_S8 | AFMT_U16_LE |
AFMT_U16_BE |
AFMT_S32_LE | AFMT_S32_BE |
- AFMT_S24_LE | AFMT_S24_LE |
+ AFMT_S24_LE | AFMT_S24_BE |
AFMT_S24_PACKED;
params = kmalloc(sizeof(*params), GFP_KERNEL);
if (!params)
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 7ca66d65414..144b85276d5 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -399,7 +399,8 @@ static void print_conn_list(struct snd_info_buffer *buffer,
{
int c, curr = -1;
- if (conn_len > 1 && wid_type != AC_WID_AUD_MIX)
+ if (conn_len > 1 && wid_type != AC_WID_AUD_MIX &&
+ wid_type != AC_WID_VOL_KNB)
curr = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_CONNECT_SEL, 0);
snd_iprintf(buffer, " Connection: %d\n", conn_len);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 7884a4e0706..0040101f615 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -7012,6 +7012,7 @@ static int patch_alc882(struct hda_codec *codec)
break;
case 0x106b1000: /* iMac 24 */
case 0x106b2800: /* AppleTV */
+ case 0x106b3e00: /* iMac 24 Aluminium */
board_config = ALC885_IMAC24;
break;
case 0x106b00a1: /* Macbook (might be wrong - PCI SSID?) */
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index b787b3cc096..38428e22428 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1804,6 +1804,8 @@ static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = {
"HP dv4", STAC_HP_DV5),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x30fc,
"HP dv7", STAC_HP_M4),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x3600,
+ "HP dv5", STAC_HP_DV5),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x3603,
"HP dv5", STAC_HP_DV5),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x361a,
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 19d3391e229..e900cdc8484 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -617,7 +617,7 @@ static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip)
int time = 100;
if (chip->buggy_semaphore)
return 0; /* just ignore ... */
- while (time-- && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY))
+ while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY))
udelay(1);
if (! time && ! chip->in_ac97_init)
snd_printk(KERN_WARNING "ali_codec_semaphore timeout\n");
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c
index c5d67900d66..ff0054b7650 100644
--- a/sound/soc/atmel/atmel_ssc_dai.c
+++ b/sound/soc/atmel/atmel_ssc_dai.c
@@ -10,7 +10,7 @@
* Based on at91-ssc.c by
* Frank Mandarino <fmandarino@endrelia.com>
* Based on pxa2xx Platform drivers by
- * Liam Girdwood <liam.girdwood@wolfsonmicro.com>
+ * Liam Girdwood <lrg@slimlogic.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/sound/soc/atmel/atmel_ssc_dai.h b/sound/soc/atmel/atmel_ssc_dai.h
index a828746e8a2..391135f9c6c 100644
--- a/sound/soc/atmel/atmel_ssc_dai.h
+++ b/sound/soc/atmel/atmel_ssc_dai.h
@@ -10,7 +10,7 @@
* Based on at91-ssc.c by
* Frank Mandarino <fmandarino@endrelia.com>
* Based on pxa2xx Platform drivers by
- * Liam Girdwood <liam.girdwood@wolfsonmicro.com>
+ * Liam Girdwood <lrg@slimlogic.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index e3989d406f5..35d99750c38 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -3,7 +3,7 @@
*
* Copyright (C) 2007, 2008 Wolfson Microelectronics PLC.
*
- * Author: Liam Girdwood <lg@opensource.wolfsonmicro.com>
+ * Author: Liam Girdwood <lrg@slimlogic.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 5b5afc14447..1cbb7b9b51c 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -2,8 +2,7 @@
* wm8990.c -- WM8990 ALSA Soc Audio driver
*
* Copyright 2008 Wolfson Microelectronics PLC.
- * Author: Liam Girdwood
- * lg@opensource.wolfsonmicro.com or linux@wolfsonmicro.com
+ * Author: Liam Girdwood <lrg@slimlogic.co.uk>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index b0362dfd5b7..dd3bb293376 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -175,9 +175,10 @@ static int omap_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct omap_runtime_data *prtd = runtime->private_data;
+ unsigned long flags;
int ret = 0;
- spin_lock_irq(&prtd->lock);
+ spin_lock_irqsave(&prtd->lock, flags);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
@@ -195,7 +196,7 @@ static int omap_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
default:
ret = -EINVAL;
}
- spin_unlock_irq(&prtd->lock);
+ spin_unlock_irqrestore(&prtd->lock, flags);
return ret;
}