[PATCH 2/2] blk-mq: make sure to back-assign the request to rq_map in blk_mq_alloc_request_hctx
From: Sagi Grimberg <sagi@grimberg.me>
Date: 2017-02-27 15:36:21
Also in:
linux-nvme
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
Otherwise we won't be able to retrieve the request from the tag. Signed-off-by: Sagi Grimberg <sagi@grimberg.me> --- block/blk-mq.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index d84c66fb37b7..9611cd9920e9 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c@@ -312,6 +312,7 @@ struct request *blk_mq_alloc_request_hctx(struct request_queue *q, int rw, ret = -EWOULDBLOCK; goto out_queue_exit; } + alloc_data.hctx->tags->rqs[rq->tag] = rq; return rq;
--
2.7.4