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 <lekshmicpillai@xxxxxxxxxx> Acked-by: Tejun Heo <tj@xxxxxxxxxx> Signed-off-by: Jan Kara <jack@xxxxxxx> --- 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
