diff options
| -rw-r--r-- | block/blk-mq.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 4ddfa019face..bb66c96850b1 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1461,22 +1461,28 @@ static blk_qc_t request_to_qc_t(struct blk_mq_hw_ctx *hctx, struct request *rq) return blk_tag_to_qc_t(rq->internal_tag, hctx->queue_num, true); } -static void __blk_mq_try_issue_directly(struct request *rq, blk_qc_t *cookie, - bool may_sleep) +static void __blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx, + struct request *rq, + blk_qc_t *cookie, bool may_sleep) { struct request_queue *q = rq->q; struct blk_mq_queue_data bd = { .rq = rq, .last = true, }; - struct blk_mq_hw_ctx *hctx; blk_qc_t new_cookie; int ret; + bool run_queue = true; + + if (blk_mq_hctx_stopped(hctx)) { + run_queue = false; + goto insert; + } if (q->elevator) goto insert; - if (!blk_mq_get_driver_tag(rq, &hctx, false)) + if (!blk_mq_get_driver_tag(rq, NULL, false)) goto insert; new_cookie = request_to_qc_t(hctx, rq); @@ -1500,7 +1506,7 @@ static void __blk_mq_try_issue_directly(struct request *rq, blk_qc_t *cookie, __blk_mq_requeue_request(rq); insert: - blk_mq_sched_insert_request(rq, false, true, false, may_sleep); + blk_mq_sched_insert_request(rq, false, run_queue, false, may_sleep); } static void blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx, @@ -1508,7 +1514,7 @@ static void blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx, { if (!(hctx->flags & BLK_MQ_F_BLOCKING)) { rcu_read_lock(); - __blk_mq_try_issue_directly(rq, cookie, false); + __blk_mq_try_issue_directly(hctx, rq, cookie, false); rcu_read_unlock(); } else { unsigned int srcu_idx; @@ -1516,7 +1522,7 @@ static void blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx, might_sleep(); srcu_idx = srcu_read_lock(&hctx->queue_rq_srcu); - __blk_mq_try_issue_directly(rq, cookie, true); + __blk_mq_try_issue_directly(hctx, rq, cookie, true); srcu_read_unlock(&hctx->queue_rq_srcu, srcu_idx); } } |