Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756583AbZGGMZc (ORCPT ); Tue, 7 Jul 2009 08:25:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755213AbZGGMZX (ORCPT ); Tue, 7 Jul 2009 08:25:23 -0400 Received: from mx2.redhat.com ([66.187.237.31]:60283 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754775AbZGGMZX (ORCPT ); Tue, 7 Jul 2009 08:25:23 -0400 Message-ID: <4A533F45.90609@redhat.com> Date: Tue, 07 Jul 2009 15:27:49 +0300 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1b3pre) Gecko/20090513 Fedora/3.0-2.3.beta2.fc11 Lightning/1.0pre Thunderbird/3.0b2 MIME-Version: 1.0 To: "Michael S. Tsirkin" CC: Gregory Haskins , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Davide Libenzi Subject: Re: [KVM PATCH v9 2/2] KVM: add iosignalfd support References: <20090706202742.14222.65548.stgit@dev.haskins.net> <20090706203321.14222.67866.stgit@dev.haskins.net> <20090707112024.GA3647@redhat.com> <4A53372E.6090509@redhat.com> <20090707122250.GC3647@redhat.com> In-Reply-To: <20090707122250.GC3647@redhat.com> 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 Content-Length: 956 Lines: 34 On 07/07/2009 03:22 PM, Michael S. Tsirkin wrote: > On Tue, Jul 07, 2009 at 02:53:18PM +0300, Avi Kivity wrote: > >>>> + /* address-range must be precise for a hit */ >>>> >>>> >>> So there's apparently no way to specify that >>> you want 1,2, or 4 byte writes at address X? >>> >>> >> Why would you want that? >> > > Donnu. Why would anyone want to catch 8 byte writes at all? > One of the natural write sizes. > Seriously, why add artificial limitations? > IMO, addr=0,len=1 and addr=0,len=2 should not conflict. > > They should not conflict, but a two byte write need not hit a one byte registration. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/