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[PATCH 14/78] nvme: use set_capacity_and_notify in nvme_set_queue_dying



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@xxxxxx>
Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
---
 drivers/nvme/host/core.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 6c144e748f8cae..bc89e8659c403f 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -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)
-- 
2.29.2




 


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