diff options
| -rw-r--r-- | blockdev.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/blockdev.c b/blockdev.c index bdbdeae7e4..7423c5317b 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3569,6 +3569,11 @@ void qmp_drive_mirror(DriveMirror *arg, Error **errp) return; } + /* Early check to avoid creating target */ + if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_MIRROR_SOURCE, errp)) { + return; + } + aio_context = bdrv_get_aio_context(bs); aio_context_acquire(aio_context); |