Necessary for bdrv_drain to run properly.
Signed-off-by: Denis V. Lunev <d...@openvz.org>
CC: Stefan Hajnoczi <stefa...@redhat.com>
CC: Juan Quintela <quint...@redhat.com>
CC: Amit Shah <amit.s...@redhat.com>
---
migration/savevm.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/migration/savevm.c b/migration/savevm.c
index 1653f56..f45ff63 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1273,7 +1273,12 @@ static int del_existing_snapshots(Monitor *mon, const
char *name)
while ((bs = bdrv_next(bs))) {
if (bdrv_can_snapshot(bs) &&
bdrv_snapshot_find(bs, snapshot, name) >= 0) {
+ AioContext *ctx = bdrv_get_aio_context(bs);
+
+ aio_context_acquire(ctx);
bdrv_snapshot_delete_by_id_or_name(bs, name, &err);
+ aio_context_release(ctx);
+
if (err) {
monitor_printf(mon,
"Error while deleting snapshot on device '%s':"
@@ -1518,8 +1523,13 @@ void hmp_delvm(Monitor *mon, const QDict *qdict)
bs = NULL;
while ((bs = bdrv_next(bs))) {
if (bdrv_can_snapshot(bs)) {
+ AioContext *ctx = bdrv_get_aio_context(bs);
+
err = NULL;
+ aio_context_acquire(ctx);
bdrv_snapshot_delete_by_id_or_name(bs, name, &err);
+ aio_context_release(ctx);
+
if (err) {
monitor_printf(mon,
"Error while deleting snapshot on device '%s':"
--
2.5.0
