diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-03-27 11:30:08 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-27 19:23:43 +0300 |
| commit | 2f227bb99934a4faa6dfe2cda2594bce8897a323 (patch) | |
| tree | cecb9d1c85abf4a3f4f4f93610e04432202052bc /include/linux/blk-mq.h | |
| parent | 348e114bbd4dce430eae70f01a04c8fc259b4cf1 (diff) | |
| download | linux-2f227bb99934a4faa6dfe2cda2594bce8897a323.tar.xz | |
block: add a blk_mq_init_queue_data helper
This allows a driver to pass a queuedata member before ->init_hctx is
called. null_blk currently open codes this logic, but I'd rather have
it in the core to ease future maintainance.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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 31344d5f83e2..f389d7c724bd 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -412,6 +412,8 @@ enum { << BLK_MQ_F_ALLOC_POLICY_START_BIT) struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *); +struct request_queue *blk_mq_init_queue_data(struct blk_mq_tag_set *set, + void *queuedata); struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set, struct request_queue *q, bool elevator_init); |