diff options
Diffstat (limited to 'block/backup.c')
| -rw-r--r-- | block/backup.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/backup.c b/block/backup.c index db3791f4d1..9a3c4bdc82 100644 --- a/block/backup.c +++ b/block/backup.c @@ -374,6 +374,7 @@ BlockJob *backup_job_create(const char *job_id, BlockDriverState *bs, assert(bs); assert(target); GLOBAL_STATE_CODE(); + GRAPH_RDLOCK_GUARD_MAINLOOP(); /* QMP interface protects us from these cases */ assert(sync_mode != MIRROR_SYNC_MODE_INCREMENTAL); |