Re: [patch] mm: reduce pagetable-freeing latencies

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On Thu, 2007-07-26 at 18:11 +0100, Hugh Dickins wrote:
> That will often be the case for anonymous pages, but not for pagecache
> pages.  I had wondered whether to make exit_mmap unmap the stack first
> (rather than text first as usually happens), but seems rather a hack.

Yup and defeated by HIGHMEM ,so I'm back to per-cpu page lists for now
and we'll see how to move to the next step once I've ironed out other
issues such as sparc64/ia64 related bits.

Ben.


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