diff options
| author | Sagi Grimberg <sagi@grimberg.me> | 2017-10-11 12:53:06 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2017-10-18 19:27:48 +0200 |
| commit | 149e10f8ff71439014dff97987e90e87e2684a16 (patch) | |
| tree | 9c13440aca8386459f0179de71bba937c231ae12 /include/linux/blk-mq.h | |
| parent | 761f2e1ed8822cf12378c857de337290d0c82a81 (diff) | |
block: introduce blk_mq_tagset_iter
Iterator helper to apply a function on all the
tags in a given tagset. export it as it will be used
outside the block layer later on.
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'include/linux/blk-mq.h')
| -rw-r--r-- | include/linux/blk-mq.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 50c6485cb04f..6bc29f73a9aa 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -259,6 +259,8 @@ void blk_freeze_queue_start(struct request_queue *q); void blk_mq_freeze_queue_wait(struct request_queue *q); int blk_mq_freeze_queue_wait_timeout(struct request_queue *q, unsigned long timeout); +int blk_mq_tagset_iter(struct blk_mq_tag_set *set, void *data, + int (reinit_request)(void *, struct request *)); int blk_mq_reinit_tagset(struct blk_mq_tag_set *set, int (reinit_request)(void *, struct request *)); |