[PATCH 4/5] maple_tree: break on convergence in mas_spanning_rebalance()

[Wei Yang]

On Thu, Nov 14, 2024 at 12:05:23PM -0500, Sidhartha Kumar wrote:
>This allows support for using the vacant height to calculate the worst
>case number of nodes needed for wr_rebalance operation.
>mas_spanning_rebalance() was seen to perform unnecessary node allocations.
>We can reduce allocations by breaking early during the rebalancing loop
>once we realize that we have ascended to a common ancestor.
>
>Suggested-by: Liam Howlett <liam.howlett at oracle.com>
>Signed-off-by: Sidhartha Kumar <sidhartha.kumar at oracle.com>

I am just about to send a similar patch :-)

Reviewed-by: Wei Yang <richard.weiyang at gmail.com>

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Wei Yang
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