From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756441AbZETIj0 (ORCPT ); Wed, 20 May 2009 04:39:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756016AbZETIjB (ORCPT ); Wed, 20 May 2009 04:39:01 -0400 Received: from mx2.redhat.com ([66.187.237.31]:57097 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755684AbZETIjA (ORCPT ); Wed, 20 May 2009 04:39:00 -0400 Message-ID: <4A13C199.5020400@redhat.com> Date: Wed, 20 May 2009 11:38:49 +0300 From: Avi Kivity User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Peter Zijlstra CC: Mark Langsdorf , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH][KVM][retry 3] Add support for Pause Filtering to AMD SVM References: <200905050909.58583.mark.langsdorf@amd.com> <200905071000.14038.mark.langsdorf@amd.com> <200905081203.55484.mark.langsdorf@amd.com> <200905191356.37071.mark.langsdorf@amd.com> <1242806386.26820.549.camel@twins> In-Reply-To: <1242806386.26820.549.camel@twins> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Peter Zijlstra wrote: > That said, I still thoroughly dislike this whole approach. > Can you explain why? We have a thread that has detected that it's spinning. Keeping on spinning is a waste of cpu time. Why not let something else use the cpu? -- error compiling committee.c: too many arguments to function