diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-03-27 11:30:09 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-27 19:23:43 +0300 |
| commit | 8d96a1117c21faad4f88d3d2df8c62712b3f495d (patch) | |
| tree | c7acec60971bddff228bc3ba534d76f9111535ad /drivers/block | |
| parent | 2f227bb99934a4faa6dfe2cda2594bce8897a323 (diff) | |
| download | linux-8d96a1117c21faad4f88d3d2df8c62712b3f495d.tar.xz | |
null_blk: use blk_mq_init_queue_data
Use the new blk_mq_init_queue_data instead of open coding the queue
allocation and initialization.
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 'drivers/block')
| -rw-r--r-- | drivers/block/null_blk_main.c | 23 |
1 files changed, 1 insertions, 22 deletions
diff --git a/drivers/block/null_blk_main.c b/drivers/block/null_blk_main.c index 89bb16a99007..2f864782550d 100644 --- a/drivers/block/null_blk_main.c +++ b/drivers/block/null_blk_main.c @@ -1698,27 +1698,6 @@ static bool null_setup_fault(void) return true; } -/* - * This function is identical to blk_mq_init_queue() except that it sets - * queuedata before .init_hctx is called. - */ -static struct request_queue *nullb_alloc_queue(struct nullb *nullb) -{ - struct request_queue *uninit_q, *q; - struct blk_mq_tag_set *set = nullb->tag_set; - - uninit_q = blk_alloc_queue_node(GFP_KERNEL, set->numa_node); - if (!uninit_q) - return ERR_PTR(-ENOMEM); - - uninit_q->queuedata = nullb; - q = blk_mq_init_allocated_queue(set, uninit_q, false); - if (IS_ERR(q)) - blk_cleanup_queue(uninit_q); - - return q; -} - static int null_add_dev(struct nullb_device *dev) { struct nullb *nullb; @@ -1758,7 +1737,7 @@ static int null_add_dev(struct nullb_device *dev) goto out_cleanup_queues; nullb->tag_set->timeout = 5 * HZ; - nullb->q = nullb_alloc_queue(nullb); + nullb->q = blk_mq_init_queue_data(nullb->tag_set, nullb); if (IS_ERR(nullb->q)) { rv = -ENOMEM; goto out_cleanup_tags; |