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authorChristoph Hellwig <hch@lst.de>2014-09-14 03:40:08 +0400
committerJens Axboe <axboe@fb.com>2014-09-22 22:00:07 +0400
commitbf57229745f849e500ba69ff91e35bc8160a7373 (patch)
tree9b90e6c5b32e96b082ad5c135c22de2c9cc82b77 /include/linux/blk-mq.h
parent6d11fb454b161a4565c57be6f1c5527235741003 (diff)
downloadlinux-bf57229745f849e500ba69ff91e35bc8160a7373.tar.xz
blk-mq: remove REQ_END
Pass an explicit parameter for the last request in a batch to ->queue_rq instead of using a request flag. Besides being a cleaner and non-stateful interface this is also required for the next patch, which fixes the blk-mq I/O submission code to not start a time too early. Signed-off-by: Christoph Hellwig <hch@lst.de> 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 a1e31f274fcd..9c4e306a9217 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -77,7 +77,7 @@ struct blk_mq_tag_set {
struct list_head tag_list;
};
-typedef int (queue_rq_fn)(struct blk_mq_hw_ctx *, struct request *);
+typedef int (queue_rq_fn)(struct blk_mq_hw_ctx *, struct request *, bool);
typedef struct blk_mq_hw_ctx *(map_queue_fn)(struct request_queue *, const int);
typedef int (init_hctx_fn)(struct blk_mq_hw_ctx *, void *, unsigned int);
typedef void (exit_hctx_fn)(struct blk_mq_hw_ctx *, unsigned int);