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block: mark bdrv_set_backing_hd() as GRAPH_UNLOCKED

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The function bdrv_set_backing_hd() calls bdrv_drain_all_begin(), which
must be called with the graph unlocked.

Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
Message-ID: <20250530151125.955508-29-f.ebner@proxmox.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fiona Ebner
2025-07-14 15:41:54 +02:00
committed by Kevin Wolf
parent d7573eba14
commit de0d24c711
1 changed files with 3 additions and 2 deletions
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include/block/block-global-state.h
+3 -2
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@@ -100,8 +100,9 @@ bdrv_open_blockdev_ref(BlockdevRef *ref, Error **errp);
BlockDriverState * coroutine_fn no_co_wrapper
bdrv_co_open_blockdev_ref(BlockdevRef *ref, Error **errp);
int bdrv_set_backing_hd(BlockDriverState *bs, BlockDriverState *backing_hd,
Error **errp);
int GRAPH_UNLOCKED
bdrv_set_backing_hd(BlockDriverState *bs, BlockDriverState *backing_hd,
Error **errp);
int GRAPH_WRLOCK
bdrv_set_backing_hd_drained(BlockDriverState *bs, BlockDriverState *backing_hd,
Error **errp);