block: add a bdev_kobj helper

Add a little helper to find the kobject for a struct block_device.

Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Greg Kroah-Hartman <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Reviewed-by: Johannes Thumshirn <[email protected]>
Acked-by: Tejun Heo <[email protected]>
Acked-by: Coly Li <[email protected]>		[bcache]
Acked-by: David Sterba <[email protected]>	[btrfs]
Signed-off-by: Jens Axboe <[email protected]>

0 files changed, 0 insertions, 0 deletions