On Fri, 21 Sep 2007, Linus Torvalds wrote:
>
> On Fri, 21 Sep 2007, Christoph Lameter wrote:
> >
> > The quicklists collect pages while we gather pages for TLB flushing.
> > These pages must be kept until the actual TLB flush has occurred. The
> > optimization of releasing off node pages early is therefore not valid.
>
> That should be the "mmu_gather" structure, not the quicklists.
Oh, and I see what's wrong: you not only switched "free_page()" to
"quicklist_free()", you *also* switched "tlb_remove_page()" to
"quicklist_free()".
Ok, that commit is totally and utterly broken. Will revert.
Linus
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