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SubjectRe: [PATCH 1/4] x86/mm/tlb: Revert the recent lazy TLB patches
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On Wed, 2018-08-22 at 14:37 -0700, Linus Torvalds wrote:
> On Wed, Aug 22, 2018 at 8:46 AM Peter Zijlstra <peterz@infradead.org>
> wrote:
> >
> > Revert [..] in order to simplify the TLB invalidate fixes for x86.
> > We'll try again later.
>
> Rik, I assume I should take your earlier "yeah, I can try later" as
> an
> ack for this?

Yes, feel free to add my Acked-by: to all these
patches.

Patch 3/4 is not ideal, with the slow path in
tlb_remove_table sending two IPIs (one to every
CPU, one to the CPUs in the mm_cpumask), but
that is a slow path we should not be hitting
much anyway.

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