diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-06-02 09:53:35 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-06-11 11:54:39 -0600 |
| commit | 6759b1a2013ba6f65e97f0b9444fa1cf69654f7c (patch) | |
| tree | eaf77dc085ac78f96d7ae49c442df35539cd7f28 | |
| parent | 4af5f2e0301311f88c420fcfc5f3c8611ade20ac (diff) | |
nullb: use blk_mq_alloc_disk
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and
request_queue allocation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Link: https://lore.kernel.org/r/20210602065345.355274-21-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | drivers/block/null_blk/main.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 83d803cb57c8..3b320b005aa8 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -1851,13 +1851,12 @@ static int null_add_dev(struct nullb_device *dev) rv = -ENOMEM; nullb->tag_set->timeout = 5 * HZ; - nullb->q = blk_mq_init_queue_data(nullb->tag_set, nullb); - if (IS_ERR(nullb->q)) + nullb->disk = blk_mq_alloc_disk(nullb->tag_set, nullb); + if (IS_ERR(nullb->disk)) { + rv = PTR_ERR(nullb->disk); goto out_cleanup_tags; - nullb->disk = alloc_disk_node(1, nullb->dev->home_node); - if (!nullb->disk) - goto out_cleanup_tags; - nullb->disk->queue = nullb->q; + } + nullb->q = nullb->disk->queue; } else if (dev->queue_mode == NULL_Q_BIO) { rv = -ENOMEM; nullb->disk = blk_alloc_disk(nullb->dev->home_node); |