1 files changed, 2 insertions, 2 deletions

diff --git a/lib/rwsem.c b/lib/rwsem.c
index 7644089ec8fa..62fa4eba9ffe 100644
--- a/lib/rwsem.c
+++ b/lib/rwsem.c
@@ -74,7 +74,7 @@ __rwsem_do_wake(struct rw_semaphore *sem, int downgrading)
          */
         list_del(&waiter->list);
         tsk = waiter->task;
-        mb();
+        smp_mb();
         waiter->task = NULL;
         wake_up_process(tsk);
         put_task_struct(tsk);
@@ -117,7 +117,7 @@ __rwsem_do_wake(struct rw_semaphore *sem, int downgrading)
                 waiter = list_entry(next, struct rwsem_waiter, list);
                 next = waiter->list.next;
                 tsk = waiter->task;
-                mb();
+                smp_mb();
                 waiter->task = NULL;
                 wake_up_process(tsk);
                 put_task_struct(tsk);