diff options
Diffstat (limited to 'kernel/trace/blktrace.c')
-rw-r--r-- | kernel/trace/blktrace.c | 26 |
1 files changed, 3 insertions, 23 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 9e5b8c272eec..5a0f781cd729 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c | |||
@@ -739,12 +739,6 @@ static void blk_add_trace_rq_complete(void *ignore, | |||
739 | struct request_queue *q, | 739 | struct request_queue *q, |
740 | struct request *rq) | 740 | struct request *rq) |
741 | { | 741 | { |
742 | struct blk_trace *bt = q->blk_trace; | ||
743 | |||
744 | /* if control ever passes through here, it's a request based driver */ | ||
745 | if (unlikely(bt && !bt->rq_based)) | ||
746 | bt->rq_based = true; | ||
747 | |||
748 | blk_add_trace_rq(q, rq, BLK_TA_COMPLETE); | 742 | blk_add_trace_rq(q, rq, BLK_TA_COMPLETE); |
749 | } | 743 | } |
750 | 744 | ||
@@ -780,24 +774,10 @@ static void blk_add_trace_bio_bounce(void *ignore, | |||
780 | blk_add_trace_bio(q, bio, BLK_TA_BOUNCE, 0); | 774 | blk_add_trace_bio(q, bio, BLK_TA_BOUNCE, 0); |
781 | } | 775 | } |
782 | 776 | ||
783 | static void blk_add_trace_bio_complete(void *ignore, struct bio *bio, int error) | 777 | static void blk_add_trace_bio_complete(void *ignore, |
778 | struct request_queue *q, struct bio *bio, | ||
779 | int error) | ||
784 | { | 780 | { |
785 | struct request_queue *q; | ||
786 | struct blk_trace *bt; | ||
787 | |||
788 | if (!bio->bi_bdev) | ||
789 | return; | ||
790 | |||
791 | q = bdev_get_queue(bio->bi_bdev); | ||
792 | bt = q->blk_trace; | ||
793 | |||
794 | /* | ||
795 | * Request based drivers will generate both rq and bio completions. | ||
796 | * Ignore bio ones. | ||
797 | */ | ||
798 | if (likely(!bt) || bt->rq_based) | ||
799 | return; | ||
800 | |||
801 | blk_add_trace_bio(q, bio, BLK_TA_COMPLETE, error); | 781 | blk_add_trace_bio(q, bio, BLK_TA_COMPLETE, error); |
802 | } | 782 | } |
803 | 783 | ||