diff mbox series

[PULL,12/58] tests-bdrv-drain: bdrv_replace_test driver: declare supports_backing

Message ID 20221027183146.463129-13-kwolf@redhat.com
State New
Headers show
Series [PULL,01/58] MAINTAINERS: Fold "Block QAPI, monitor, ..." into "Block layer core" | expand

Commit Message

Kevin Wolf Oct. 27, 2022, 6:31 p.m. UTC 
From: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>

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: in further commit we'll
update the block-layer to automatically set/unset this field in generic
code.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Message-Id: <20220726201134.924743-6-vsementsov@yandex-team.ru>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.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 4924ceb562..84e09d7070 100644
--- a/tests/unit/test-bdrv-drain.c
+++ b/tests/unit/test-bdrv-drain.c
@@ -1970,6 +1970,7 @@  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,