From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [RFC/PATCH 14/15] guest: detect when running on kvm Date: Thu, 20 Mar 2008 15:41:37 -0400 Message-ID: <20080320194137.GA9975@infradead.org> References: <1206028710.6690.21.camel@cotte.boeblingen.de.ibm.com> <1206030326.6690.65.camel@cotte.boeblingen.de.ibm.com> <20080320175357.GA30959@infradead.org> <47E2CAFF.3070203@de.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Christian Ehrhardt , arnd@arndb.de, hollisb@us.ibm.com, kvm-devel@lists.sourceforge.net, mschwid2@linux.vnet.ibm.com, heicars2@linux.vnet.ibm.com, jeroney@us.ibm.com, Avi Kivity , virtualization@lists.linux-foundation.org, Christoph Hellwig , borntrae@linux.vnet.ibm.com, rvdheij@gmail.com, Olaf Schnapper , jblunck@suse.de, "Zhang, Xiantao" To: carsteno@de.ibm.com Return-path: Content-Disposition: inline In-Reply-To: <47E2CAFF.3070203@de.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org On Thu, Mar 20, 2008 at 09:37:19PM +0100, Carsten Otte wrote: > Christoph Hellwig wrote: >> On Thu, Mar 20, 2008 at 05:25:26PM +0100, Carsten Otte wrote: >>> @@ -143,6 +143,10 @@ static noinline __init void detect_machi >>> /* Running on a P/390 ? */ >>> if (cpuinfo->cpu_id.machine == 0x7490) >>> machine_flags |= 4; >>> + >>> + /* Running under KVM ? */ >>> + if (cpuinfo->cpu_id.version == 0xfe) >>> + machine_flags |= 64; >> >> Shouldn't these have symbolic names? > You mean symbolics for machine_flags? Or symbolics for cpu ids? Either. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/