From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: vhost-net patches Date: Thu, 22 Oct 2009 19:47:12 +0200 Message-ID: <20091022174712.GB10821@redhat.com> References: <20091020171832.GE13378@redhat.com> <20091020173259.GA14639@redhat.com> <20091021201923.GA25520@redhat.com> <20091022173609.GA10686@redhat.com> <1256233469.6601.29.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Shirley Ma , David Stevens , kvm@vger.kernel.org, sri@linux.vnet.ibm.com, mashirle@linux.vnet.ibm.com To: Shirley Ma Return-path: Received: from mx1.redhat.com ([209.132.183.28]:3848 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754632AbZJVRtd (ORCPT ); Thu, 22 Oct 2009 13:49:33 -0400 Content-Disposition: inline In-Reply-To: <1256233469.6601.29.camel@localhost.localdomain> Sender: kvm-owner@vger.kernel.org List-ID: On Thu, Oct 22, 2009 at 10:44:29AM -0700, Shirley Ma wrote: > On Thu, 2009-10-22 at 19:36 +0200, Michael S. Tsirkin wrote: > > Upstream is Avi's qemu-kvm.git? > > So, for a moment taking vhost out of the equation, it seems that MSI > > was > > broken in Avi's tree again, after I forked my tree? > > The upper stream qemu git tree never worked for me w/i MSI, the boot > hung on booting. I tried to debug this, hasn't found any hint. But > Sridhar has same configure, it works for him. > > But with your git tree, guest kernel works without vhost; What happens if you reset my tree to commit 47e465f031fc43c53ea8f08fa55cc3482c6435c8? > it doesn't work with vhost. > So the vhost might have some issues. Looks like there are 2 issues: - upstream issue - vhost issue Let's try to debug both. > Thanks > Shirley