diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-06-02 09:53:36 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-06-11 11:54:42 -0600 |
| commit | 262d431f90003b1a7d9585ef5465252317eb6bd7 (patch) | |
| tree | 110b75dc253855cc971b0ea0f0f63bc9f16edc9c /drivers/block | |
| parent | 6759b1a2013ba6f65e97f0b9444fa1cf69654f7c (diff) | |
pd: use blk_mq_alloc_disk and blk_cleanup_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/20210602065345.355274-22-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/paride/pd.c | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c index 828a45ffe0e7..3b2b8e872beb 100644 --- a/drivers/block/paride/pd.c +++ b/drivers/block/paride/pd.c @@ -879,18 +879,6 @@ static void pd_probe_drive(struct pd_unit *disk) { struct gendisk *p; - p = alloc_disk(1 << PD_BITS); - if (!p) - return; - - strcpy(p->disk_name, disk->name); - p->fops = &pd_fops; - p->major = major; - p->first_minor = (disk - pd) << PD_BITS; - p->events = DISK_EVENT_MEDIA_CHANGE; - disk->gd = p; - p->private_data = disk; - memset(&disk->tag_set, 0, sizeof(disk->tag_set)); disk->tag_set.ops = &pd_mq_ops; disk->tag_set.cmd_size = sizeof(struct pd_req); @@ -903,14 +891,21 @@ static void pd_probe_drive(struct pd_unit *disk) if (blk_mq_alloc_tag_set(&disk->tag_set)) return; - p->queue = blk_mq_init_queue(&disk->tag_set); - if (IS_ERR(p->queue)) { + p = blk_mq_alloc_disk(&disk->tag_set, disk); + if (!p) { blk_mq_free_tag_set(&disk->tag_set); - p->queue = NULL; return; } + disk->gd = p; + + strcpy(p->disk_name, disk->name); + p->fops = &pd_fops; + p->major = major; + p->first_minor = (disk - pd) << PD_BITS; + p->minors = 1 << PD_BITS; + p->events = DISK_EVENT_MEDIA_CHANGE; + p->private_data = disk; - p->queue->queuedata = disk; blk_queue_max_hw_sectors(p->queue, cluster); blk_queue_bounce_limit(p->queue, BLK_BOUNCE_HIGH); @@ -1019,9 +1014,8 @@ static void __exit pd_exit(void) if (p) { disk->gd = NULL; del_gendisk(p); - blk_cleanup_queue(p->queue); blk_mq_free_tag_set(&disk->tag_set); - put_disk(p); + blk_cleanup_disk(p); pi_release(disk->pi); } } |