block: fix queue bounce limit setting

[deliverable/linux.git] / block / blk.h

diff --git a/block/blk.h b/block/blk.h
index 3ee94358b43d0ba8d1194daaac7d34534e87bfa5..5dfc41267a08f8dfb8ede6f3e3b5c818f6f42a9b 100644 (file)
--- a/block/blk.h
+++ b/block/blk.h
@@ -70,6 +70,10 @@ void blk_queue_congestion_threshold(struct request_queue *q);
 
 int blk_dev_init(void);
 
+void elv_quiesce_start(struct request_queue *q);
+void elv_quiesce_end(struct request_queue *q);
+
+
 /*
  * Return the threshold (number of used requests) at which the queue is
  * considered to be congested.  It include a little hysteresis to keep the
@@ -108,12 +112,14 @@ static inline int blk_cpu_to_group(int cpu)
 #endif
 }
 
-static inline int blk_do_io_stat(struct request_queue *q)
+static inline int blk_do_io_stat(struct request *rq)
 {
-       if (q)
-               return blk_queue_io_stat(q);
+       struct gendisk *disk = rq->rq_disk;
 
-       return 0;
+       if (!disk || !disk->queue)
+               return 0;
+
+       return blk_queue_io_stat(disk->queue) && (rq->cmd_flags & REQ_ELVPRIV);
 }
 
 #endif