From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756563Ab0JDWdX (ORCPT ); Mon, 4 Oct 2010 18:33:23 -0400 Received: from terminus.zytor.com ([198.137.202.10]:36626 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751842Ab0JDWdW (ORCPT ); Mon, 4 Oct 2010 18:33:22 -0400 Message-ID: <4CAA55F9.90503@zytor.com> Date: Mon, 04 Oct 2010 15:32:25 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc13 Thunderbird/3.1.4 MIME-Version: 1.0 To: Nick Lowe CC: Steven Rostedt , Jason Baron , Daniel Drake , Andres Salomon , Chris Ball , linux-kernel@vger.kernel.org, mingo@elte.hu, Borislav Petkov Subject: Re: Dynamic nop selection breaks boot on Geode LX References: <20101004154633.GA2900@redhat.com> <4CAA4C7D.8040006@zytor.com> <1286230518.6750.76.camel@gandalf.stny.rr.com> <4CAA53A2.6070703@zytor.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/04/2010 03:25 PM, Nick Lowe wrote: > > As far as I'm aware, the check is just broken in VMs that trace their > > lineage to Connectix's VirtualPC that Microsoft acquired back in 2006. > > Is this correct? On balance, is this really to be cared about? If it was a huge win from using NOPL, then it would perhaps not be -- or we'd go through more effort at detecting the broken cases. However, since it's not, it's easier to just avoid it. -hpa