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Re: [Xen-ia64-devel] [PATCH 0/2] tlb tracking

To: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Subject: Re: [Xen-ia64-devel] [PATCH 0/2] tlb tracking
From: Alex Williamson <alex.williamson@xxxxxx>
Date: Sun, 15 Oct 2006 15:19:50 -0600
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On Tue, 2006-10-10 at 18:30 +0900, Isaku Yamahata wrote:
> This patch forcuses on grant table mapping.
> When page is unmapped, full vTLB flush is necessary.
> By tracking tlb insert on grant mapped page, full vTLB flush
> can be avoided.
> Especially when vbd backend does only DMA, so dom0 doesn't insert tlb entry
> on the grant mapped page. In such case any vTLB flush isn't needed.

  Both patches applied.  Thanks,

        Alex

-- 
Alex Williamson                             HP Open Source & Linux Org.


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