On Wed, 18 Jan 2006, Lee Revell wrote:
> On Wed, 2005-12-28 at 22:59 +0000, Hugh Dickins wrote:
> >
> > On my list to work on; but the TLB always needs great care, and this
> > goes down into architectural divergences, with truncation of a mapped
> > file adding further awkward constraints. I imagine 2.6.16-rc1 is only
> > a couple of weeks away, so it's unlikely to be fixed in 2.6.16 either.
>
> Is this believed to be fixed in 2.6.16-rc1?
Not at all, I'm afraid. Do you think I ought to try to persuade Linus
and Andrew to take that ugly free_pgtables #ifdef CONFIG_PREEMPT patch
in the interim before we've the proper latency fix there? (I doubt the
mmu_gather rewrite in 2.6.17 too, but perhaps a reasonable compromise.)
Hugh
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