block: Get rid of blk_get_backing_dev_info()
authorJan Kara <jack@suse.cz>
Thu, 2 Feb 2017 14:56:53 +0000 (15:56 +0100)
committerJens Axboe <axboe@fb.com>
Thu, 2 Feb 2017 15:21:32 +0000 (08:21 -0700)
commitefa7c9f97e3ef624e9a398bf69c15f58eea9f0e8
treed6f95674556410547789553ce35f64d2897453aa
parentb1d2dc5659b41741f5a29b2ade76ffb4e5bb13d8
block: Get rid of blk_get_backing_dev_info()

blk_get_backing_dev_info() is now a simple dereference. Remove that
function and simplify some code around that.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-core.c
block/compat_ioctl.c
block/ioctl.c
fs/btrfs/disk-io.c
fs/btrfs/volumes.c
fs/xfs/xfs_buf.c
fs/xfs/xfs_buf.h
include/linux/backing-dev.h
include/linux/blkdev.h