| commit | 968d8b0627d3585d6b82da4239b9adf98614ab7c | |
| author | Denis V. Lunev <den@openvz.org> | |
| Thu, 16 Jun 2016 16:09:40 +0000 (16 19:09 +0300) | ||
| committer | Stefan Hajnoczi <stefanha@redhat.com> | |
| Mon, 20 Jun 2016 10:44:12 +0000 (20 11:44 +0100) | ||
| tree | 9299bab69353df8cc078950b4ca2624a14119154 | treesnapshot (tar.gz zip) |
| parent | 3a36e474f2ca74ebd4f36044823a625389dfef01 | commitdiff |
block: fix race in bdrv_co_discard with drive-mirror
Actually we must set dirty bitmap dirty after we have written all our
zeroes for correct processing in drive mirror code. In the other case
we can face not zeroes in this area in mirror_iteration.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Vladimir Sementsov-Ogievskiy<vsementsov@virtuozzo.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1466093381-6120-3-git-send-email-den@openvz.org
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Max Reitz <mreitz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Actually we must set dirty bitmap dirty after we have written all our
zeroes for correct processing in drive mirror code. In the other case
we can face not zeroes in this area in mirror_iteration.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Vladimir Sementsov-Ogievskiy<vsementsov@virtuozzo.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1466093381-6120-3-git-send-email-den@openvz.org
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Max Reitz <mreitz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
| block/io.c | diffblobblamehistory |