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SubjectRe: [PATCH] rbtree: undo augmented damage -v2
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On Wed, 2010-06-02 at 14:11 -0700, Suresh Siddha wrote:
> P SL
> / \ / \
> N S ---> N S
> / / \ / \
> C SL SR C SR
>
> If P needs to be removed, we need to re-augment S also in this case,
> right? It looks like we are not handling this case.


rb_augment_erase_begin(P) will return S if I read the code right, so
rb_augment_path(S) will the re-augment S, SL, N.




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