btrfs: Remove BTRFS_SUBVOL_CREATE_ASYNC support

This functionality was deprecated in kernel 5.4. Since no one has
complained of the impending removal it's time we did so.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
[ add comment ]
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2020-03-13 17:23:18 +02:00 • committed by David Sterba
commit 9c1036fdb1
2 changed files with 9 additions and 29 deletions