diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-27 09:13:04 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-27 09:13:04 +0200 |
| commit | 57c0eabbd57e1a0872122525f6eeefe1f6529c33 (patch) | |
| tree | 788d036bfbc9c92fb7663588033f50d2d6f5c828 /block/blk-mq.c | |
| parent | 392910cf3f8a0161d3da45d02ea17f2910d9193b (diff) | |
| parent | c02ed2e75ef4c74e41e421acb4ef1494671585e8 (diff) | |
Merge 4.11-rc4 into char-misc-next
We want the char-misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 159187a28d66..08a49c69738b 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -697,17 +697,8 @@ static void blk_mq_check_expired(struct blk_mq_hw_ctx *hctx, { struct blk_mq_timeout_data *data = priv; - if (!test_bit(REQ_ATOM_STARTED, &rq->atomic_flags)) { - /* - * If a request wasn't started before the queue was - * marked dying, kill it here or it'll go unnoticed. - */ - if (unlikely(blk_queue_dying(rq->q))) { - rq->errors = -EIO; - blk_mq_end_request(rq, rq->errors); - } + if (!test_bit(REQ_ATOM_STARTED, &rq->atomic_flags)) return; - } if (time_after_eq(jiffies, rq->deadline)) { if (!blk_mark_rq_complete(rq)) @@ -1434,7 +1425,8 @@ 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) +static void blk_mq_try_issue_directly(struct request *rq, blk_qc_t *cookie, + bool may_sleep) { struct request_queue *q = rq->q; struct blk_mq_queue_data bd = { @@ -1475,7 +1467,7 @@ static void blk_mq_try_issue_directly(struct request *rq, blk_qc_t *cookie) } insert: - blk_mq_sched_insert_request(rq, false, true, true, false); + blk_mq_sched_insert_request(rq, false, true, false, may_sleep); } /* @@ -1569,11 +1561,11 @@ static blk_qc_t blk_mq_make_request(struct request_queue *q, struct bio *bio) if (!(data.hctx->flags & BLK_MQ_F_BLOCKING)) { rcu_read_lock(); - blk_mq_try_issue_directly(old_rq, &cookie); + blk_mq_try_issue_directly(old_rq, &cookie, false); rcu_read_unlock(); } else { srcu_idx = srcu_read_lock(&data.hctx->queue_rq_srcu); - blk_mq_try_issue_directly(old_rq, &cookie); + blk_mq_try_issue_directly(old_rq, &cookie, true); srcu_read_unlock(&data.hctx->queue_rq_srcu, srcu_idx); } goto done; |