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authorChristoph Hellwig <hch@lst.de>2014-04-16 09:44:57 +0200
committerJens Axboe <axboe@fb.com>2014-04-16 14:15:25 -0600
commited0791b2f83cec4e77d88c4e9baabcebf9254a78 (patch)
treea29b2fc04373c76a7889a3b4f1e43709a3f08fbc /include
parent2f268556567ebeb3538f99b9bdad177581439dcb (diff)
blk-mq: add blk_mq_requeue_request
This allows to requeue a request that has been accepted by ->queue_rq earlier. This is needed by the SCSI layer in various error conditions. The existing internal blk_mq_requeue_request is renamed to __blk_mq_requeue_request as it is a lower level building block for this funtionality. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/blk-mq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 391377e5336..ab469d52589 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -153,6 +153,8 @@ void blk_mq_free_single_hw_queue(struct blk_mq_hw_ctx *, unsigned int);
void blk_mq_end_io(struct request *rq, int error);
void __blk_mq_end_io(struct request *rq, int error);
+void blk_mq_requeue_request(struct request *rq);
+
void blk_mq_complete_request(struct request *rq);
void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx);