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block: Mark bdrv_has_zero_init() and callers GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_has_zero_init() need to hold a reader lock for the graph because
it calls bdrv_filter_bs(), which accesses bs->file/backing.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20231027155333.420094-3-kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf
2023-10-27 17:53:11 +02:00
parent 221caadcc5
commit 067179868e
11 changed files with 22 additions and 12 deletions
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block/vmdk.c
+1 -1
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@@ -2894,7 +2894,7 @@ vmdk_co_get_allocated_file_size(BlockDriverState *bs)
return ret;
}
static int vmdk_has_zero_init(BlockDriverState *bs)
static int GRAPH_RDLOCK vmdk_has_zero_init(BlockDriverState *bs)
{
int i;
BDRVVmdkState *s = bs->opaque;