Re: NUMA API for Linux

[Andrea Arcangeli]

On Thu, Apr 08, 2004 at 02:14:48AM +0200, Andi Kleen wrote:
> Eliminate the RB color field or use rb_next() instead of vm_next. First 
> alternative is cheaper.

with eliminate I assume you mean to reuse a bit in the vma for that
(like vma->vm_flags), somewhere the color bit info is needed to make the
rebalanacing in mmap quick but to still guarantee the max height <= 2 *
min height.
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