Re: [PATCH v5 6/7] x86/tlb: optimizing flush_tlb_mm
From: Peter Zijlstra
Date: Tue May 15 2012 - 05:11:46 EST
On Tue, 2012-05-15 at 16:55 +0800, Alex Shi wrote:
> Not every flush_tlb_mm execution moment is really need to evacuate all
> TLB entries, like in munmap, just few 'invlpg' is better for whole
> process performance, since it leaves most of TLB entries for later
> This patch is changing flush_tlb_mm(mm) to flush_tlb_mm(mm, start,
> in cases.
Ok, so you're not getting it.
NACKED-BY: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/