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SubjectRe: Backport of Ingo/Arjan highpte to 2.4.18 (+O1 scheduler)
On Tue, Mar 26, 2002 at 10:02:27AM -0800, Martin J. Bligh wrote:
> > First, your backport is clearly broken because it will oops in
> > copy_one_pte if the alloc_one_pte_map fails.
> That doesn't suprise me ... I did a quick backport without staring
> at the code too much, just so I could get some testing number to
> see what the difference in performance would be. Arjan is doing
> a proper backport to 2.4, and he obviously knows this patch far

I need persistent kmaps for the pagetables, and also the quicklists, so
I'm not excited to integrate a 2.4 backport of an halfway solution that
isn't optimal for 2.5 either (plus at the moment it's buggy and
incidentally the right fix is to add the persistent kmaps in 2.5 too, go

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