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Diffstat (limited to 'block/mirror.c')
-rw-r--r--block/mirror.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/block/mirror.c b/block/mirror.c
index 9f5c59e..9b36391 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -656,7 +656,10 @@ static int mirror_exit_common(Job *job)
s->target = NULL;
/* We don't access the source any more. Dropping any WRITE/RESIZE is
- * required before it could become a backing file of target_bs. */
+ * required before it could become a backing file of target_bs. Not having
+ * these permissions any more means that we can't allow any new requests on
+ * mirror_top_bs from now on, so keep it drained. */
+ bdrv_drained_begin(mirror_top_bs);
bs_opaque->stop = true;
bdrv_child_refresh_perms(mirror_top_bs, mirror_top_bs->backing,
&error_abort);
@@ -724,6 +727,7 @@ static int mirror_exit_common(Job *job)
bs_opaque->job = NULL;
bdrv_drained_end(src);
+ bdrv_drained_end(mirror_top_bs);
s->in_drain = false;
bdrv_unref(mirror_top_bs);
bdrv_unref(src);
@@ -1632,6 +1636,7 @@ static BlockJob *mirror_start_job(
blk_set_force_allow_inactivate(s->target);
}
blk_set_allow_aio_context_change(s->target, true);
+ blk_set_disable_request_queuing(s->target, true);
s->replaces = g_strdup(replaces);
s->on_source_error = on_source_error;