diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-05-21 07:51:01 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-06-01 07:42:23 -0600 |
| commit | 1aabd53a4b49adaf65319aa622e612b6edb2b663 (patch) | |
| tree | 25474548c55cdaceefdb11b7d97ea582d2b508f8 /drivers/lightnvm/core.c | |
| parent | 7681750bd35fe92dd915f4df177d45265e78a933 (diff) | |
| download | linux-1aabd53a4b49adaf65319aa622e612b6edb2b663.tar.bz2 | |
lightnvm: convert to blk_alloc_disk/blk_cleanup_disk
Convert the lightnvm driver to use the blk_alloc_disk and blk_cleanup_disk
helpers to simplify gendisk and request_queue allocation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20210521055116.1053587-12-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/core.c')
| -rw-r--r-- | drivers/lightnvm/core.c | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index e7dc539fc0ac..cf8a75494833 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -305,7 +305,6 @@ static int __nvm_config_extended(struct nvm_dev *dev, static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) { struct nvm_ioctl_create_extended e; - struct request_queue *tqueue; struct gendisk *tdisk; struct nvm_tgt_type *tt; struct nvm_target *t; @@ -370,23 +369,16 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) goto err_t; } - tdisk = alloc_disk(0); + tdisk = blk_alloc_disk(dev->q->node); if (!tdisk) { ret = -ENOMEM; goto err_dev; } - tqueue = blk_alloc_queue(dev->q->node); - if (!tqueue) { - ret = -ENOMEM; - goto err_disk; - } - strlcpy(tdisk->disk_name, create->tgtname, sizeof(tdisk->disk_name)); tdisk->major = 0; tdisk->first_minor = 0; tdisk->fops = tt->bops; - tdisk->queue = tqueue; targetdata = tt->init(tgt_dev, tdisk, create->flags); if (IS_ERR(targetdata)) { @@ -395,14 +387,14 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) } tdisk->private_data = targetdata; - tqueue->queuedata = targetdata; + tdisk->queue->queuedata = targetdata; mdts = (dev->geo.csecs >> 9) * NVM_MAX_VLBA; if (dev->geo.mdts) { mdts = min_t(u32, dev->geo.mdts, (dev->geo.csecs >> 9) * NVM_MAX_VLBA); } - blk_queue_max_hw_sectors(tqueue, mdts); + blk_queue_max_hw_sectors(tdisk->queue, mdts); set_capacity(tdisk, tt->capacity(targetdata)); add_disk(tdisk); @@ -427,10 +419,7 @@ err_sysfs: if (tt->exit) tt->exit(targetdata, true); err_init: - blk_cleanup_queue(tqueue); - tdisk->queue = NULL; -err_disk: - put_disk(tdisk); + blk_cleanup_disk(tdisk); err_dev: nvm_remove_tgt_dev(tgt_dev, 0); err_t: @@ -444,10 +433,8 @@ static void __nvm_remove_target(struct nvm_target *t, bool graceful) { struct nvm_tgt_type *tt = t->type; struct gendisk *tdisk = t->disk; - struct request_queue *q = tdisk->queue; del_gendisk(tdisk); - blk_cleanup_queue(q); if (tt->sysfs_exit) tt->sysfs_exit(tdisk); @@ -456,7 +443,7 @@ static void __nvm_remove_target(struct nvm_target *t, bool graceful) tt->exit(tdisk->private_data, graceful); nvm_remove_tgt_dev(t->dev, 1); - put_disk(tdisk); + blk_cleanup_disk(tdisk); module_put(t->type->owner); list_del(&t->list); |