X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Frwsem.c;h=62fa4eba9ffeb3066b385def40c853c4ff05a37f;hb=414edcd32aa54bad8827e7c74cace168006c5fab;hp=7644089ec8fa00e7cb58e2a2adaa5ce567ce2b3b;hpb=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2;p=linux-2.6

diff --git a/lib/rwsem.c b/lib/rwsem.c
index 7644089ec8..62fa4eba9f 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);