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zsmalloc: remove synchronize_rcu from zs_compact()

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Do not synchronize rcu in zs_compact(). Neither zsmalloc not
zram use rcu.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Sergey Senozhatsky 2015-04-15 16:16:12 -07:00 committed by Linus Torvalds
parent 8f7d282c71
commit 1ec7cfb13a
1 changed files with 0 additions and 2 deletions
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mm/zsmalloc.c
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@ -1778,8 +1778,6 @@ unsigned long zs_compact(struct zs_pool *pool)
nr_migrated += __zs_compact(pool, class);
}
synchronize_rcu();
return nr_migrated;
}
EXPORT_SYMBOL_GPL(zs_compact);