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block: Add reopen_queue to bdrv_child_perm()
In the context of bdrv_reopen(), we'll have to look at the state of the graph as it will be after the reopen. This interface addition is in preparation for the change. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>
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6 changed files with 23 additions and 7 deletions
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@ -257,6 +257,7 @@ static void bdrv_commit_top_close(BlockDriverState *bs)
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static void bdrv_commit_top_child_perm(BlockDriverState *bs, BdrvChild *c,
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const BdrvChildRole *role,
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BlockReopenQueue *reopen_queue,
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uint64_t perm, uint64_t shared,
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uint64_t *nperm, uint64_t *nshared)
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{
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