1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 2498fdf3a503..e43bbffb5b7a 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -96,6 +96,7 @@ typedef int (init_request_fn)(void *, struct request *, unsigned int,
                 unsigned int, unsigned int);
 typedef void (exit_request_fn)(void *, struct request *, unsigned int,
                 unsigned int);
+typedef int (reinit_request_fn)(void *, struct request *);
 
 typedef void (busy_iter_fn)(struct blk_mq_hw_ctx *, struct request *, void *,
                 bool);
@@ -145,6 +146,7 @@ struct blk_mq_ops {
          */
         init_request_fn         *init_request;
         exit_request_fn         *exit_request;
+        reinit_request_fn       *reinit_request;
 };
 
 enum {
@@ -196,6 +198,8 @@ enum {
 
 struct request *blk_mq_alloc_request(struct request_queue *q, int rw,
                 unsigned int flags);
+struct request *blk_mq_alloc_request_hctx(struct request_queue *q, int op,
+                unsigned int flags, unsigned int hctx_idx);
 struct request *blk_mq_tag_to_rq(struct blk_mq_tags *tags, unsigned int tag);
 struct cpumask *blk_mq_tags_cpumask(struct blk_mq_tags *tags);
 
@@ -243,6 +247,7 @@ void blk_mq_tagset_busy_iter(struct blk_mq_tag_set *tagset,
 void blk_mq_freeze_queue(struct request_queue *q);
 void blk_mq_unfreeze_queue(struct request_queue *q);
 void blk_mq_freeze_queue_start(struct request_queue *q);
+int blk_mq_reinit_tagset(struct blk_mq_tag_set *set);
 
 void blk_mq_update_nr_hw_queues(struct blk_mq_tag_set *set, int nr_hw_queues);