From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olof Johansson Date: Wed, 22 Jul 2009 23:02:47 +0000 Subject: Re: [PATCH 00/23] Add KVM support for PPC64 (970) hosts Message-Id: <20090722230247.GB17242@lixom.net> List-Id: References: <1246976262-4826-1-git-send-email-agraf@suse.de> In-Reply-To: <1246976262-4826-1-git-send-email-agraf@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-ppc@vger.kernel.org On Wed, Jul 08, 2009 at 06:01:26PM +1000, Benjamin Herrenschmidt wrote: > > > > The cache line sizes vary between processors, that is, the problem is > > > not only classic 32 "32 bytes" vs. classic 64 "128 bytes", some CPUs > > > have 64 bytes cache line size for example too. > > > > Which non-booke CPUs have 64 byte cache line size? I thought all BookS > > PPC64 ones are on 128 bytes. > > PA-Semi, maybe rs64 (not sure, I have some vague memories here though > the later is only supported on some legacy iSeries which we may not care > about... the kernel cputable still says 128 though, but maybe the > device-tree says otherwise). Right, I think PPC620 had it, and I doubt anyone runs linux on those. -Olof