Subject: Re: [PATCH 4/4] kvm: powerpc: set cache coherency only for RAM pages

From: Benjamin Herrenschmidt <[email-masked]>
Date: Sat, 27 Jul 2013 08:26:40 +1000

On Fri, 2013-07-26 at 15:03 +0000, Bhushan Bharat-R65777 wrote:
> Will not searching the Linux PTE is a overkill?

That's the best approach. Also we are searching it already to resolve
the page fault. That does mean we search twice but on the other hand
that also means it's hot in the cache.

Cheers,
Ben