From 037cebb85b94027a52be69d72068e6f6d0dca3a3 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Fri, 16 Jun 2017 18:15:23 +0200 Subject: [PATCH] blk-mq: streamline blk_mq_get_request Signed-off-by: Christoph Hellwig Signed-off-by: Jens Axboe --- block/blk-mq.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/block/blk-mq.c b/block/blk-mq.c index 0b17351fccfc..e056725679a8 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -302,24 +302,24 @@ static struct request *blk_mq_get_request(struct request_queue *q, rq = e->type->ops.mq.get_request(q, op, data); if (rq) rq->rq_flags |= RQF_QUEUED; - } else - rq = __blk_mq_alloc_request(data, op); - } else { - rq = __blk_mq_alloc_request(data, op); - } - - if (rq) { - if (!op_is_flush(op)) { - rq->elv.icq = NULL; - if (e && e->type->icq_cache) - blk_mq_sched_assign_ioc(q, rq, bio); + goto allocated; } - data->hctx->queued++; - return rq; } - blk_queue_exit(q); - return NULL; + rq = __blk_mq_alloc_request(data, op); +allocated: + if (!rq) { + blk_queue_exit(q); + return NULL; + } + + if (!op_is_flush(op)) { + rq->elv.icq = NULL; + if (e && e->type->icq_cache) + blk_mq_sched_assign_ioc(q, rq, bio); + } + data->hctx->queued++; + return rq; } struct request *blk_mq_alloc_request(struct request_queue *q, int rw,