[PATCH 02/13] block: Unhash also block device inode for the whole device

[Jan Kara]

Iteration over partitions in del_gendisk() omits part0. Add
bdev_unhash_inode() call for the whole device. Otherwise if the device
number gets reused, bdev inode will be still associated with the old
(stale) bdi.

Tested-by: Lekshmi Pillai <lekshmicpil...@in.ibm.com>
Acked-by: Tejun Heo <t...@kernel.org>
Signed-off-by: Jan Kara <j...@suse.cz>
---
 block/genhd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block/genhd.c b/block/genhd.c
index 6cb9f3a34a92..f6c4d4400759 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -655,6 +655,7 @@ void del_gendisk(struct gendisk *disk)
        disk_part_iter_exit(&piter);
 
        invalidate_partition(disk, 0);
+       bdev_unhash_inode(disk_devt(disk));
        set_capacity(disk, 0);
        disk->flags &= ~GENHD_FL_UP;
 
-- 
2.10.2