On Mon, 8 Jan 2001, Robert Wienholt, Jr. wrote:
> Gentlemen,
>
> I was looking through some of the memory management code today and
> came across something that may provide a minor performance boost. I have
> included a patch below for the 2.4.0 source.
>
> In the find_vma function a cached vma is checked and if that is
> not the requested vma, the linked list (unless there's an avl tree) is
> traversed from the beginning. My thought was that if the cached vma is
> somewhere in the middle of a "long" list, and the memory address we are
^^^^^^^^^^
No such thing. If you get many VMAs you get AVL tree and that's what is
used for search.
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This archive was generated by hypermail 2b29 : Mon Jan 15 2001 - 21:00:16 EST