block: add an API to atomically update queue limits

[linux-2.6-microblaze.git] / block / blk.h

diff --git a/block/blk.h b/block/blk.h
index 913c938..43c7e91 100644 (file)
--- a/block/blk.h
+++ b/block/blk.h
@@ -330,7 +330,7 @@ void blk_rq_set_mixed_merge(struct request *rq);
 bool blk_rq_merge_ok(struct request *rq, struct bio *bio);
 enum elv_merge blk_try_merge(struct request *rq, struct bio *bio);
 
-void blk_set_default_limits(struct queue_limits *lim);
+int blk_set_default_limits(struct queue_limits *lim);
 int blk_dev_init(void);
 
 /*