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Date: Fri, 19 Jul 2013 18:51:10 +0200 From: Michal Hocko <mhocko@...e.cz> To: Andrew Morton <akpm@...ux-foundation.org> Cc: Anton Vorontsov <anton.vorontsov@...aro.org>, Johannes Weiner <hannes@...xchg.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, Tejun Heo <tj@...nel.org>, Li Zefan <lizefan@...wei.com>, linux-mm@...ck.org, cgroups@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH resend 2/3] 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. Brought-up-by: Tejun Heo <tj@...nel.org> Signed-off-by: Michal Hocko <mhocko@...e.cz> --- mm/vmpressure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmpressure.c b/mm/vmpressure.c index f4ee6a1..192f973 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); } -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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