btrfs: Remove btrfs_bio::flags member

The last user of btrfs_bio::flags was removed in commit 326e1dbb57
("block: remove management of bi_remaining when restoring original
bi_end_io"), remove it.

(Tagged for stable as the structure is heavily used and space savings
are desirable.)

CC: stable@vger.kernel.org # 4.4+
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2019-10-24 09:38:29 +08:00 • committed by David Sterba
commit 34b127aecd