diff mbox series

[05/14] tests-bdrv-drain: bdrv_replace_test driver: declare supports_backing

Message ID 20211203202553.3231580-6-vsementsov@virtuozzo.com
State New
Headers show
Series block: cleanup backing and file handling | expand

Commit Message

Vladimir Sementsov-Ogievskiy Dec. 3, 2021, 8:25 p.m. UTC 
We do add COW child to the node.  In future we are going to forbid
adding COW child to the node that doesn't support backing. So, fix it
here now.

Don't worry about setting bs->backing itself: it further commit we'll
update the block-layer to automatically set/unset this field in generic
code.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 tests/unit/test-bdrv-drain.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/tests/unit/test-bdrv-drain.c b/tests/unit/test-bdrv-drain.c
index 2d3c17e566..45edbd867f 100644
--- a/tests/unit/test-bdrv-drain.c
+++ b/tests/unit/test-bdrv-drain.c
@@ -1944,6 +1944,7 @@  static void coroutine_fn bdrv_replace_test_co_drain_end(BlockDriverState *bs)
 static BlockDriver bdrv_replace_test = {
     .format_name            = "replace_test",
     .instance_size          = sizeof(BDRVReplaceTestState),
+    .supports_backing       = true,
 
     .bdrv_close             = bdrv_replace_test_close,
     .bdrv_co_preadv         = bdrv_replace_test_co_preadv,