The patch titled
memcg-oom-notifier-fix
has been removed from the -mm tree. Its filename was
memcg-oom-notifier-fix.patch
This patch was dropped because an updated version will be merged
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: memcg-oom-notifier-fix
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Move kmalloc() outside mutex_lock(&memcg_oom_mutex).
Cc: Balbir Singh <balbir@xxxxxxxxxx>
Cc: Daisuke Nishimura <nishimura@xxxxxxxxxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff -puN mm/memcontrol.c~memcg-oom-notifier-fix mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-oom-notifier-fix
+++ a/mm/memcontrol.c
@@ -3603,27 +3603,23 @@ static int mem_cgroup_oom_register_event
struct mem_cgroup *memcg = mem_cgroup_from_cont(cgrp);
struct mem_cgroup_eventfd_list *event;
int type = MEMFILE_TYPE(cft->private);
- int ret = -ENOMEM;
BUG_ON(type != _OOM_TYPE);
- mutex_lock(&memcg_oom_mutex);
-
event = kmalloc(sizeof(*event), GFP_KERNEL);
if (!event)
- goto unlock;
+ return -ENOMEM;
+ mutex_lock(&memcg_oom_mutex);
event->eventfd = eventfd;
list_add(&event->list, &memcg->oom_notify);
/* already in OOM ? */
if (atomic_read(&memcg->oom_lock))
eventfd_signal(eventfd, 1);
- ret = 0;
-unlock:
mutex_unlock(&memcg_oom_mutex);
- return ret;
+ return 0;
}
static int mem_cgroup_oom_unregister_event(struct cgroup *cgrp,
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
linux-next.patch
linux-next-git-rejects.patch
next-remove-localversion.patch
i-need-old-gcc.patch
include-linux-fsh-complete-hexification-of-fmode_-constants.patch
revert-input-wistron_btns-switch-to-using-sparse-keymap-library.patch
drivers-i2c-busses-i2c-xiicc-is-borked.patch
rtc-davinci-rtc-driver-checkpatch-fixes.patch
c2port-fix-device_create-return-value-check-fix.patch
drivers-acpi-use-kasprintf-fix.patch
arch-arm-include-asm-elfh-forward-declare-the-task-struct.patch
cpufreq-ondemand-dont-synchronize-sample-rate-unless-mulitple-cpus-present.patch
fs-fscache-object-listc-fix-warning-on-32-bit.patch
of-gpio-implement-gpiolib-notifier-hooks-fix.patch
of-gpio-implement-gpiolib-notifier-hooks-fix-fix2.patch
timer-stats-fix-del_timer_sync-and-try_to_del_timer_sync.patch
led-driver-for-the-soekris-net5501-board-checkpatch-fixes.patch
bitops-rename-for_each_bit-to-for_each_set_bit-mtd.patch
3x59x-fix-pci-resource-management.patch
kernel-schedc-suppress-unused-var-warning.patch
frv-duplicate-output_buffer-of-e03-checkpatch-fixes.patch
hwmon-driver-for-ti-tmp102-temperature-sensor.patch
memcg-oom-notifier-fix.patch
delay-accounting-re-implement-c-for-getdelaysc-to-report-information-on-a-target-command-checkpatch-fixes.patch
bitops-remove-temporary-for_each_bit.patch
reiser4-export-remove_from_page_cache-fix.patch
reiser4.patch
reiser4-writeback_inodes-implementation-fix.patch
reiser4-fixups.patch
reiser4-broke.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
getblk-handle-2tb-devices.patch
getblk-handle-2tb-devices-fix.patch
notify_change-callers-must-hold-i_mutex.patch
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