diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-mq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 36abbaefe387..3f1f7d0b3ff3 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2753,6 +2753,7 @@ static void blk_mq_dispatch_plug_list(struct blk_plug *plug, bool from_sched) void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) { struct request *rq; + unsigned int depth; /* * We may have been called recursively midway through handling @@ -2763,6 +2764,7 @@ void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) */ if (plug->rq_count == 0) return; + depth = plug->rq_count; plug->rq_count = 0; if (!plug->multiple_queues && !plug->has_elevator && !from_schedule) { @@ -2770,6 +2772,7 @@ void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) rq = rq_list_peek(&plug->mq_list); q = rq->q; + trace_block_unplug(q, depth, true); /* * Peek first request and see if we have a ->queue_rqs() hook. |