diff options
| author | Andrey Gruzdev <andrey.gruzdev@virtuozzo.com> | 2021-04-01 12:22:24 +0300 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2021-04-06 18:56:01 +0100 |
| commit | 1a8e44a89f1976e06300393337f78d561f95b339 (patch) | |
| tree | 3d0fc9a3ed4453a02bc02b6c3c8aa867b1835b2d /migration | |
| parent | ecb23efea0899be6723f4ea9636de5cf7de90cfe (diff) | |
| download | qemu-1a8e44a89f1976e06300393337f78d561f95b339.zip qemu-1a8e44a89f1976e06300393337f78d561f95b339.tar.gz qemu-1a8e44a89f1976e06300393337f78d561f95b339.tar.bz2 | |
migration: Inhibit virtio-balloon for the duration of background snapshot
The same thing as for incoming postcopy - we cannot deal with concurrent
RAM discards when using background snapshot feature in outgoing migration.
Fixes: 8518278a6af589ccc401f06e35f171b1e6fae800 (migration: implementation
of background snapshot thread)
Signed-off-by: Andrey Gruzdev <andrey.gruzdev@virtuozzo.com>
Reported-by: David Hildenbrand <david@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210401092226.102804-3-andrey.gruzdev@virtuozzo.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/migration.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c index 00e13f9..be4729e 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1976,6 +1976,14 @@ bool migration_in_incoming_postcopy(void) return ps >= POSTCOPY_INCOMING_DISCARD && ps < POSTCOPY_INCOMING_END; } +bool migration_in_bg_snapshot(void) +{ + MigrationState *s = migrate_get_current(); + + return migrate_background_snapshot() && + migration_is_setup_or_active(s->state); +} + bool migration_is_idle(void) { MigrationState *s = current_migration; |