NeilBrown 4e78064f42 md: Fix possible deadlock with multiple mempool allocations. ... It is not safe to allocate from a mempool while holding an item previously allocated from that mempool as that can deadlock when the mempool is close to exhaustion. So don't use a bio list to collect the bios to write to multiple devices in raid1 and raid10. Instead queue each bio as it becomes available so an unplug will activate all previously allocated bios and so a new bio has a chance of being allocated. This means we must set the 'remaining' count to '1' before submitting any requests, then when all are submitted, decrement 'remaining' and possible handle the write completion at that point. Reported-by: Torsten Kaiser <just.for.lkml@googlemail.com> Tested-by: Torsten Kaiser <just.for.lkml@googlemail.com> Signed-off-by: NeilBrown <neilb@suse.de>		2010-10-28 17:34:07 +11:00
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accessibility	…
acpi	Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6	2010-10-26 17:28:37 -07:00
amba	…
ata	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
atm	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
auxdisplay	…
base	Merge branch 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6	2010-10-26 17:31:05 -07:00
block	mm: strictly nested kmap_atomic()	2010-10-26 16:52:08 -07:00
bluetooth	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-10-23 11:47:02 -07:00
cdrom	…
char	Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6	2010-10-26 18:57:59 -07:00
clocksource	…
connector	…
cpufreq	…
cpuidle	…
crypto	replace nested max/min macros with {max,min}3 macro	2010-10-26 16:52:12 -07:00
dca	…
dio	…
dma	…
edac	Merge branch 'linux_next' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core	2010-10-26 10:13:48 -07:00
eisa	…
firewire	Merge branch 'ieee1394-removal' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6	2010-10-25 08:05:29 -07:00
firmware	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
gpio	pca953x: pca953x driver fixes for x86 mrst	2010-10-26 16:52:15 -07:00
gpu	Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6	2010-10-26 18:57:59 -07:00
hid	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input	2010-10-25 07:59:01 -07:00
hwmon	hwmon: lis3: Release resources in case of failure	2010-10-25 14:44:59 -07:00
i2c	Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6	2010-10-25 07:51:49 -07:00
ide	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
idle	Merge branch 'idle-release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-idle-2.6	2010-10-26 17:28:07 -07:00
ieee802154	…
infiniband	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6	2010-10-26 17:58:44 -07:00
input	Merge branch 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci	2010-10-25 10:59:31 -07:00
isdn	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
leds	…
lguest	…
macintosh	replace nested max/min macros with {max,min}3 macro	2010-10-26 16:52:12 -07:00
mca	…
md	md: Fix possible deadlock with multiple mempool allocations.	2010-10-28 17:34:07 +11:00
media	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input	2010-10-25 07:59:01 -07:00
memstick	…
message	Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6	2010-10-22 17:34:15 -07:00
mfd	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6	2010-10-25 08:32:05 -07:00
misc	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6	2010-10-26 17:58:44 -07:00
mmc	at91/atmel-mci: inclusion of sd/mmc driver in at91sam9g45 chip and board	2010-10-26 11:32:49 +02:00
mtd	Merge branch 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci	2010-10-25 10:59:31 -07:00
net	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband	2010-10-26 17:54:22 -07:00
nubus	…
of	…
oprofile	fs: do not assign default i_ino in new_inode	2010-10-25 21:26:11 -04:00
parisc	…
parport	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
pci	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
pcmcia	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
platform	Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mjg59/platform-drivers-x86	2010-10-25 08:28:13 -07:00
pnp	Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6	2010-10-26 17:28:37 -07:00
power	Merge git://git.infradead.org/battery-2.6	2010-10-26 10:14:23 -07:00
pps	…
ps3	…
rapidio	…
regulator	…
rtc	AT91: rtc: enable built-in RTC in Kconfig for at91sam9g45 family	2010-10-26 11:32:49 +02:00
s390	[S390] cleanup facility list handling	2010-10-25 16:10:21 +02:00
sbus	Merge branch 'next-devicetree' of git://git.secretlab.ca/git/linux-2.6	2010-10-25 08:19:14 -07:00
scsi	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
serial	Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6	2010-10-25 13:46:56 -07:00
sfi	…
sh	…
sn	…
spi	Merge branch 'for-next' of git://android.git.kernel.org/kernel/tegra	2010-10-25 18:42:06 -07:00
ssb	…
staging	fs: add sync_inode_metadata	2010-10-25 21:18:19 -04:00
tc	…
telephony	…
thermal	…
uio	Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial	2010-10-24 13:41:39 -07:00
usb	fix braino in fs: do not assign default i_ino in new_inode	2010-10-26 20:25:45 -07:00
uwb	uwb: Remove the WLP subsystem and drivers	2010-10-25 14:03:45 +01:00
vhost	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-10-23 11:47:02 -07:00
video	Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6	2010-10-26 18:57:59 -07:00
virtio	…
vlynq	…
w1	…
watchdog	Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6	2010-10-25 13:46:56 -07:00
xen	Merge branches 'upstream/xenfs' and 'upstream/core' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen	2010-10-26 18:20:19 -07:00
zorro	…
Kconfig	…
Makefile	Merge branch 'ieee1394-removal' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6	2010-10-25 08:05:29 -07:00