dm integrity: use discard support when recalculating
authorMikulas Patocka <mpatocka@redhat.com>
Wed, 28 Apr 2021 21:00:23 +0000 (17:00 -0400)
committerMike Snitzer <snitzer@redhat.com>
Fri, 30 Apr 2021 18:02:06 +0000 (14:02 -0400)
commit7a5b96b4784454ba258e83dc7469ddbacd3aaac3
treeb708f787e16605e25e80acafe7bc3f3a383c39ad
parentb1a2b9332050c7ae32a22c2c74bc443e39f37b23
dm integrity: use discard support when recalculating

If we have discard support we don't have to recalculate hash - we can
just fill the metadata with the discard pattern.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-integrity.c