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| H A D | blockdev.c | diff a54a0c113b333aee49e484758fab7f1f1c593dd3 Tue Mar 12 11:05:49 CDT 2019 John Snow <jsnow@redhat.com> block/dirty-bitmaps: prohibit readonly bitmaps for backups
drive and blockdev backup cannot use readonly bitmaps, because the
sync=incremental mechanism actually edits the bitmaps on success.
If you really want to do this operation, use a copied bitmap.
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: 20190301191545.8728-5-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
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