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mm/vmscan.c: don't disable irq again when count pgrefill for memcg 

We can use __count_memcg_events() directly because this callsite is alreay
protected by spin_lock_irq().

Link: http://lkml.kernel.org/r/1556093494-30798-1-git-send-email-laoar.shao@gmail.com
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yafang Shao 2019-05-13 17:23:02 -07:00 committed by Linus Torvalds
parent 350e88bad4
commit 2fa2690ca6
1 changed files with 1 additions and 1 deletions
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2
mm/vmscan.c
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@ -2022,7 +2022,7 @@ static void shrink_active_list(unsigned long nr_to_scan,
reclaim_stat->recent_scanned[file] += nr_taken;
__count_vm_events(PGREFILL, nr_scanned);
count_memcg_events(lruvec_memcg(lruvec), PGREFILL, nr_scanned);
__count_memcg_events(lruvec_memcg(lruvec), PGREFILL, nr_scanned);
spin_unlock_irq(&pgdat->lru_lock);