btrfs: make block group flags in balance printks human-readable

They're not even documented anywhere, letting users with no recourse but
to RTFS.  It's no big burden to output the bitfield as words.

Also, display unknown flags as hex.

Signed-off-by: Adam Borowski <kilobyte@angband.pl>
Tested-by: Holger Hoffstätte <holger@applied-asynchrony.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Adam Borowski 2016-11-14 18:44:34 +01:00 • committed by David Sterba
commit ebce0e01b9