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authorShaohua Li <shli@kernel.org>2014-05-30 08:06:42 -0600
committerJens Axboe <axboe@fb.com>2014-05-30 08:06:42 -0600
commit2230237500821aedfcf2bba2a79d9cbca389233c (patch)
treeb4b7bee385293f8cc318fb309909ca3e701b903b /include/linux/blk-mq.h
parentda52f22fa924b4a21d8e11fbfd3eeebd7a90a366 (diff)
blk-mq: blk_mq_tag_to_rq should handle flush request
flush request is special, which borrows the tag from the parent request. Hence blk_mq_tag_to_rq needs special handling to return the flush request from the tag. Signed-off-by: Shaohua Li <shli@fusionio.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/blk-mq.h')
-rw-r--r--include/linux/blk-mq.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 95de239444d2..ad3adb73cc70 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -154,7 +154,7 @@ void blk_mq_free_request(struct request *rq);
bool blk_mq_can_queue(struct blk_mq_hw_ctx *);
struct request *blk_mq_alloc_request(struct request_queue *q, int rw,
gfp_t gfp, bool reserved);
-struct request *blk_mq_tag_to_rq(struct blk_mq_tags *tags, unsigned int tag);
+struct request *blk_mq_tag_to_rq(struct blk_mq_hw_ctx *hctx, unsigned int tag);
struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *, const int ctx_index);
struct blk_mq_hw_ctx *blk_mq_alloc_single_hw_queue(struct blk_mq_tag_set *, unsigned int, int);