From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752277Ab1KUFVz (ORCPT ); Mon, 21 Nov 2011 00:21:55 -0500 Received: from ozlabs.org ([203.10.76.45]:44163 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750886Ab1KUFVw (ORCPT ); Mon, 21 Nov 2011 00:21:52 -0500 From: Rusty Russell To: "Michael S. Tsirkin" , Amit Shah Cc: "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] virtio-pci: make reset operation safer In-Reply-To: <20111117154114.GA31281@redhat.com> References: <20111117154114.GA31281@redhat.com> User-Agent: Notmuch/0.6.1-1 (http://notmuchmail.org) Emacs/23.3.1 (i686-pc-linux-gnu) Date: Mon, 21 Nov 2011 15:15:50 +1030 Message-ID: <87obw69j7l.fsf@rustcorp.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 17 Nov 2011 17:41:15 +0200, "Michael S. Tsirkin" wrote: > virtio pci device reset actually just does an I/O > write, which in PCI is really posted, that is it > can complete on CPU before the device has received it. Thanks, applied. Because it's a theoretical issue, I've not cc'd stable. Thanks, Rusty.