Ashijeet Acharya fe44dc9180 migration: disallow migrate_add_blocker during migration
If a migration is already in progress and somebody attempts
to add a migration blocker, this should rightly fail.

Add an errp parameter and a retcode return value to migrate_add_blocker.

Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Ashijeet Acharya <ashijeetacharya@gmail.com>
Message-Id: <1484566314-3987-5-git-send-email-ashijeetacharya@gmail.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
  Merged with recent 'Allow invtsc migration' change
2017-01-24 18:00:30 +00:00
..
2016-05-19 16:42:29 +02:00
2016-05-19 16:42:29 +02:00
2014-07-11 10:17:02 +02:00
2016-01-29 15:07:24 +00:00
2016-01-29 15:07:24 +00:00
2016-05-13 09:33:38 +01:00
2016-06-14 16:01:03 +01:00
2016-01-29 15:07:24 +00:00
2016-10-24 16:26:56 +01:00
2016-01-29 15:07:23 +00:00
2016-01-29 15:07:24 +00:00
2016-01-29 15:07:24 +00:00
2016-09-22 18:13:08 +01:00
2016-01-29 15:07:24 +00:00
2016-09-08 18:05:21 +04:00
2016-01-29 15:07:24 +00:00
2016-10-28 17:54:39 -07:00