tree 8d27c8c270cfa612e964dbffb58086b8a6237526
parent a54a0c113b333aee49e484758fab7f1f1c593dd3
author John Snow <jsnow@redhat.com> 1552406749 -0400
committer John Snow <jsnow@redhat.com> 1552406749 -0400

block/dirty-bitmaps: prohibit removing readonly bitmaps

Remove is an inherently RW operation, so this will fail anyway, but
we can fail it very quickly instead of trying and failing, so do so.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190301191545.8728-6-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>