Commit 599d067d authored by Chengguang Xu's avatar Chengguang Xu Committed by Jens Axboe
Browse files

block: change return type to bool 



Because blk_do_io_stat() only does a judgement about the request
contributes to IO statistics, it better changes return type to bool.

Signed-off-by: default avatarChengguang Xu <cgxu519@gmx.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent fc8ebd01

block/blk.h

+1 −1
Original line number Diff line number Diff line
@@ -297,7 +297,7 @@ extern int blk_update_nr_requests(struct request_queue *, unsigned int); 
 *	b) the queue had IO stats enabled when this request was started, and

 *	c) it's a file system request

 */

static inline int blk_do_io_stat(struct request *rq)

static inline bool blk_do_io_stat(struct request *rq)

{

	return rq->rq_disk &&

	       (rq->rq_flags & RQF_IO_STAT) &&