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SubjectRe: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops
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On Tue, 2015-02-03 at 10:27 +0000, Will Deacon wrote:
> On Tue, Feb 03, 2015 at 07:45:04AM +0000, Huang Ying wrote:
> > FYI, we noticed the below changes on
> >
> > commit 721c21c17ab958abf19a8fc611c3bd4743680e38 ("mm: mmu_gather: use
> > tlb->end != 0 only for TLB invalidation")
>
> Is this delta relative to the previous commit, or something else? The
> commit in question restored some 3.18 behaviour on task exit (namely
> doing a fullmm TLB flush), so it would be interesting to know if you
> see the same change against 3.18.

Sorry for late. The delta is relative to the previous commit. I will
queue some test for 3.18 to check.

Best Regards,
Huang, Ying




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