q3k
/
linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
linux/drivers
History
Rafael J. Wysocki 5190726765 ACPI: Remove the wakeup.run_wake_count device field 
The wakeup.run_wake_count ACPI device field is only used by the PCI
runtime PM code to "protect" devices from being prepared for
generating wakeup signals more than once in a row.  However, it
really doesn't provide any protection, because (1) all of the
functions it is supposed to protect use their own reference counters
effectively ensuring that the device will be set up for generating
wakeup signals just once and (2) the PCI runtime PM code uses
wakeup.run_wake_count in a racy way, since nothing prevents
acpi_dev_run_wake() from being called concurrently from two different
threads for the same device.

Remove the wakeup.run_wake_count ACPI device field which is
unnecessary, confusing and used in a wrong way.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
 		2011-02-24 19:58:53 +01:00
..
accessibility
…
acpi ACPI: Remove the wakeup.run_wake_count device field 2011-02-24 19:58:53 +01:00
amba
…
ata libata: set queue DMA alignment to sector size for ATAPI too 2011-01-28 03:16:20 -05:00
atm ATM, Solos PCI ADSL2+: Don't deref NULL pointer if net_ratelimit() and alloc_skb() interact badly. 2011-02-13 16:55:46 -08:00
auxdisplay
…
base PM / Runtime: Don't enable interrupts while running in_interrupt 2011-01-25 20:50:07 +01:00
block nbd: remove module-level ioctl mutex 2011-02-11 16:12:20 -08:00
bluetooth Revert "Bluetooth: Enable USB autosuspend by default on btusb" 2011-02-23 19:42:03 -08:00
cdrom cdrom: support devices that have check_events but not media_changed 2011-02-09 14:22:37 +01:00
char amd64-agp: fix crash at second module load 2011-02-23 18:29:17 +10:00
clk
…
clocksource drivers/clocksource/tcb_clksrc.c: fix init sequence 2011-01-26 10:50:04 +10:00
connector
…
cpufreq kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
cpuidle
…
crypto
…
dca
…
dio
…
dma Merge branch 'imx' into dmaengine-fixes 2011-02-14 02:40:46 -08:00
edac amd64_edac: Fix DIMMs per DCTs output 2011-02-10 14:41:49 +01:00
eisa
…
firewire Merge branches 'fixes' and 'fwnet' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 2011-01-21 13:34:39 -08:00
firmware x86, dmi, debug: Log board name (when present) in dmesg/oops output 2011-02-15 04:20:57 +01:00
gpio drivers/gpio/pca953x.c: add a mutex to fix race condition 2011-02-11 16:12:20 -08:00
gpu drm/radeon: fix regression with AA resolve checking 2011-02-23 10:14:00 +10:00
hid kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
hwmon hwmon: (lm85) extend to support EMC6D103 chips 2011-02-18 17:43:36 -08:00
i2c i2c-omap: fixup commit cb527ede1b whitespace 2011-02-23 00:43:55 +00:00
ide kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
idle fix a shutdown regression in intel_idle 2011-01-25 05:57:34 +10:00
ieee802154
…
infiniband Merge branches 'nes' and 'qib' into for-next 2011-02-17 14:04:59 -08:00
input Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2011-02-23 14:44:25 -08:00
isdn isdn: hisax: Use l2headersize() instead of dup (and buggy) func. 2011-02-15 12:18:09 -08:00
leds leds: leds-pwm: return proper error if pwm_request failed 2011-01-26 10:49:58 +10:00
lguest lguest: compile fixes 2011-01-20 21:37:29 +10:30
macintosh powerpc/macintosh: Fix wrong test in fan_{read,write}_reg() 2011-01-21 14:08:34 +11:00
mca
…
md FIX: md: process hangs at wait_barrier after 0->10 takeover 2011-02-08 11:49:02 +11:00
media Merge branch 'media_fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 2011-02-02 17:52:19 -08:00
memstick workqueue, freezer: unify spelling of 'freeze' + 'able' to 'freezable' 2011-02-16 17:48:59 +01:00
message [SCSI] mptfusion: Bump version 03.04.18 2011-02-12 12:51:21 -06:00
mfd
…
misc workqueue, freezer: unify spelling of 'freeze' + 'able' to 'freezable' 2011-02-16 17:48:59 +01:00
mmc ARM: mmci: round down the bytes transferred on error 2011-01-31 10:53:37 +00:00
mtd workqueue, freezer: unify spelling of 'freeze' + 'able' to 'freezable' 2011-02-16 17:48:59 +01:00
net Merge branch 'r8169-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/romieu/netdev-2.6 2011-02-23 15:03:11 -08:00
nfc
…
nubus
…
of
…
oprofile
…
parisc
…
parport parport: make lockdep happy with waitlist_lock 2011-01-26 10:49:59 +10:00
pci ACPI: Remove the wakeup.run_wake_count device field 2011-02-24 19:58:53 +01:00
pcmcia pcmcia: re-enable Zoomed Video support 2011-02-20 12:47:34 +01:00
platform dell-laptop: Toggle the unsupported hardware killswitch 2011-02-21 17:06:21 -05:00
pnp
…
power
…
pps pps: claim parallel port exclusively 2011-01-26 10:50:00 +10:00
ps3
…
rapidio rapidio: fix new kernel-doc warnings 2011-01-22 20:32:37 -08:00
regulator
…
rtc Merge branch 'rtc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2011-02-18 14:20:46 -08:00
s390 [S390] dasd: correct device table 2011-02-17 13:13:58 +01:00
sbus
…
scsi [SCSI] qla2xxx: Return DID_NO_CONNECT when FC device is lost. 2011-02-15 11:12:17 -06:00
sfi
…
sh sh: update INTC to clear IRQ sense valid flag 2011-01-19 19:02:35 +09:00
sn
…
spi spi/pxa2xx pci: fix the release - remove race 2011-02-15 13:25:36 -07:00
ssb Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 2011-02-08 12:03:54 -08:00
staging Merge branch 'staging-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6 2011-02-10 12:19:23 -08:00
target [SCSI] target: fix use after free detected by SLUB poison 2011-02-12 12:32:41 -06:00
tc
…
telephony
…
thermal
…
tty Merge branch 'fixes-2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq 2011-02-18 12:36:06 -08:00
uio
…
usb Revert "USB: Reset USB 3.0 devices on (re)discovery" 2011-02-17 14:39:36 -08:00
uwb
…
vhost vhost: rcu annotation fixup 2011-02-01 16:48:46 +02:00
video console: rename acquire/release_console_sem() to console_lock/unlock() 2011-01-26 10:50:06 +10:00
virtio virtio: remove virtio-pci root device 2011-01-20 21:37:30 +10:30
vlynq
…
w1 drivers/w1/masters/omap_hdq.c: add missing clk_put 2011-02-11 16:12:20 -08:00
watchdog m68knommu: Rename m548x_wdt.c to m54xx_wdt.c 2011-02-08 15:07:45 +10:00
xen xen: suspend and resume system devices when running PVHVM 2011-02-17 10:31:20 +00:00
zorro
…
Kconfig
…
Makefile Merge branch 'tty-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6 2011-01-20 16:39:23 -08:00