diff options
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 536f001282bb..f1da4f053cc6 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2497,9 +2497,9 @@ void blk_mq_request_bypass_insert(struct request *rq, bool at_head, blk_mq_run_hw_queue(hctx, false); } -void blk_mq_insert_requests(struct blk_mq_hw_ctx *hctx, struct blk_mq_ctx *ctx, - struct list_head *list, bool run_queue_async) - +static void blk_mq_insert_requests(struct blk_mq_hw_ctx *hctx, + struct blk_mq_ctx *ctx, struct list_head *list, + bool run_queue_async) { struct request *rq; enum hctx_type type = hctx->type; @@ -2725,7 +2725,16 @@ static void blk_mq_dispatch_plug_list(struct blk_plug *plug, bool from_sched) plug->mq_list = requeue_list; trace_block_unplug(this_hctx->queue, depth, !from_sched); - blk_mq_sched_insert_requests(this_hctx, this_ctx, &list, from_sched); + + percpu_ref_get(&this_hctx->queue->q_usage_counter); + if (this_hctx->queue->elevator) { + this_hctx->queue->elevator->type->ops.insert_requests(this_hctx, + &list, false); + blk_mq_run_hw_queue(this_hctx, from_sched); + } else { + blk_mq_insert_requests(this_hctx, this_ctx, &list, from_sched); + } + percpu_ref_put(&this_hctx->queue->q_usage_counter); } void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) |