X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=mm%2Fmigrate.c;h=352de555626c4434471a53e29bee7a02516adfe3;hb=HEAD;hp=7661152538074ee8018be8b87e1600021be5dc27;hpb=e128c5e26bd474a2a56b96ec7c8967aff347b763;p=mv-sheeva.git

diff --git a/mm/migrate.c b/mm/migrate.c
index 76611525380..352de555626 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1287,14 +1287,14 @@ SYSCALL_DEFINE6(move_pages, pid_t, pid, unsigned long, nr_pages,
 		return -EPERM;
 
 	/* Find the mm_struct */
-	read_lock(&tasklist_lock);
+	rcu_read_lock();
 	task = pid ? find_task_by_vpid(pid) : current;
 	if (!task) {
-		read_unlock(&tasklist_lock);
+		rcu_read_unlock();
 		return -ESRCH;
 	}
 	mm = get_task_mm(task);
-	read_unlock(&tasklist_lock);
+	rcu_read_unlock();
 
 	if (!mm)
 		return -EINVAL;