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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>