From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753862Ab1LLSRP (ORCPT ); Mon, 12 Dec 2011 13:17:15 -0500 Received: from mx1.redhat.com ([209.132.183.28]:28967 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752870Ab1LLSRM (ORCPT ); Mon, 12 Dec 2011 13:17:12 -0500 Message-ID: <4EE64512.3080709@redhat.com> Date: Mon, 12 Dec 2011 20:16:50 +0200 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111115 Thunderbird/8.0 MIME-Version: 1.0 To: Alan Cox CC: Ingo Molnar , Sasha Levin , Thomas Gleixner , Pekka Enberg , LKML Subject: Re: [patch 0/3] kvm tool: Serial emulation overhaul References: <20111210132220.083204833@linutronix.de> <20111211103047.GA19299@elte.hu> <20111211155347.GA1297@elte.hu> <1323667836.4190.4.camel@lappy> <20111212111222.GA21121@elte.hu> <20111212112052.30a568f7@pyramind.ukuu.org.uk> In-Reply-To: <20111212112052.30a568f7@pyramind.ukuu.org.uk> 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 12/12/2011 01:20 PM, Alan Cox wrote: > > [*] Also, those 10K cycles include some significant Qemu > > overhead - a couple of thousand cycles - that should be much > > lower in the tools/kvm case. > > Are all the traps going into qemu Only the ones that go to devices modelled in userspace. > - is KVM still that braindead ? How would you do it? -- error compiling committee.c: too many arguments to function