[PATCH 1/2] zsmalloc: remove synchronize_rcu from zs_compact()

[Sergey Senozhatsky]

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

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
---
 mm/zsmalloc.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index cf4f074..d1bbb04 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1776,8 +1776,6 @@ unsigned long zs_compact(struct zs_pool *pool)
 		nr_migrated += __zs_compact(pool, class);
 	}
 
-	synchronize_rcu();
-
 	return nr_migrated;
 }
 EXPORT_SYMBOL_GPL(zs_compact);
-- 
2.3.3.262.ge80e85a

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