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| author | Michal Hocko <mhocko@suse.cz> | 2013-07-31 13:53:50 -0700 |
|---|---|---|
| committer | Chanho Park <chanho61.park@samsung.com> | 2014-08-08 15:19:30 +0900 |
| commit | dc3a94f9eae22d3a3e5fbda0c3599f9b2cfeb3f4 (patch) | |
| tree | e41a671083ecacff55214e1cdfd6964751da24df /mm | |
| parent | 33466b85538d38f68e028ebe088ada1b3e7573d3 (diff) | |
| download | linux-3.10-dc3a94f9eae22d3a3e5fbda0c3599f9b2cfeb3f4.tar.gz linux-3.10-dc3a94f9eae22d3a3e5fbda0c3599f9b2cfeb3f4.tar.bz2 linux-3.10-dc3a94f9eae22d3a3e5fbda0c3599f9b2cfeb3f4.zip | |
vmpressure: do not check for pending work to prevent from new work
because it is racy and it doesn't give us much anyway as schedule_work
handles this case already.
Change-Id: I9946652da98eef2ed0312a5470e69db13fab0e4c
Signed-off-by: Michal Hocko <mhocko@suse.cz>
Reported-by: Tejun Heo <tj@kernel.org>
Cc: Anton Vorontsov <anton.vorontsov@linaro.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Li Zefan <lizefan@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/vmpressure.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmpressure.c b/mm/vmpressure.c index f4ee6a190a4..192f9731931 100644 --- a/mm/vmpressure.c +++ b/mm/vmpressure.c @@ -246,7 +246,7 @@ void vmpressure(gfp_t gfp, struct mem_cgroup *memcg, scanned = vmpr->scanned; spin_unlock(&vmpr->sr_lock); - if (scanned < vmpressure_win || work_pending(&vmpr->work)) + if (scanned < vmpressure_win) return; schedule_work(&vmpr->work); } |