dm raid: document RAID 4/5/6 discard support
authorHeinz Mauelshagen <heinzm@redhat.com>
Tue, 25 Aug 2015 15:15:41 +0000 (17:15 +0200)
committerMike Snitzer <snitzer@redhat.com>
Mon, 31 Aug 2015 19:05:31 +0000 (15:05 -0400)
For RAID 4/5/6 data integrity reasons 'discard_zeroes_data' must work
properly.

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Documentation/device-mapper/dm-raid.txt