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nvme: use set_capacity_and_notify in nvme_set_queue_dying

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Use the block layer helper to update both the disk and block device
sizes.  Contrary to the name no notification is sent in this case,
as a size 0 is special cased.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-11-16 15:57:05 +01:00 committed by Jens Axboe
parent 657985f857
commit d17e66aadb
1 changed files with 1 additions and 12 deletions
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13
drivers/nvme/host/core.c
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@ -93,16 +93,6 @@ static void nvme_put_subsystem(struct nvme_subsystem *subsys);
static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
unsigned nsid);
static void nvme_update_bdev_size(struct gendisk *disk)
{
struct block_device *bdev = bdget_disk(disk, 0);
if (bdev) {
bd_set_nr_sectors(bdev, get_capacity(disk));
bdput(bdev);
}
}
/*
* Prepare a queue for teardown.
*
@ -119,8 +109,7 @@ static void nvme_set_queue_dying(struct nvme_ns *ns)
blk_set_queue_dying(ns->queue);
blk_mq_unquiesce_queue(ns->queue);
set_capacity(ns->disk, 0);
nvme_update_bdev_size(ns->disk);
set_capacity_and_notify(ns->disk, 0);
}
static void nvme_queue_scan(struct nvme_ctrl *ctrl)