From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout3.freenet.de ([195.4.92.93]:43783 "EHLO mout3.freenet.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161172AbaJ3U1e (ORCPT ); Thu, 30 Oct 2014 16:27:34 -0400 Message-ID: <54529DC8.30103@maya.org> Date: Thu, 30 Oct 2014 21:21:28 +0100 From: Andreas Hartmann MIME-Version: 1.0 To: Alex Williamson CC: Bjorn Helgaas , linux-pci Subject: Re: Hard and silent lock up since linux 3.14 with PCIe pass through (vfio) References: <20140923210318.498dacbd@dualc.maya.org> <20141010225408.GA24493@google.com> <5438CC1E.3060407@maya.org> <1413360267.4202.70.camel@ul30vt.home> <54406B34.1050808@maya.org> <1413925580.4202.189.camel@ul30vt.home> <1413927152.4202.195.camel@ul30vt.home> <5447D9D9.9030909@maya.org> <1414010215.4202.275.camel@ul30vt.home> <54492606.5090308@maya.org> <1414082022.27420.39.camel@ul30vt.home> <54493BFA.8010609@maya.org> <1414093023.27420.40.camel@ul30vt.home> <544B3D14.70907@maya.org> <1414533068.27420.226.camel@ul30vt.home> <54511A16.30602@maya.org> <1414604677.27420.263.camel@ul30vt.home> <54512A91.2010606@maya.org> <1414606581.27420.266.camel@ul30vt.home> <20141029204344.61d5fc73@dualc.maya.org> <1414615824.27420.281.camel@ul30vt.home> <545268E8.3080107@maya.org> <1414688299.27420.292.camel@ul30vt.home> <20141030200922.15126d7a@dualc.maya.org> <1414698349.27420.302.camel@ul30vt.home> In-Reply-To: <1414698349.27420.302.camel@ul30vt.home> Content-Type: text/plain; charset=UTF-8 Sender: linux-pci-owner@vger.kernel.org List-ID: Alex Williamson wrote: > On Thu, 2014-10-30 at 20:09 +0100, Andreas Hartmann wrote: [...] >> Well, but what to do now? I know how to "fix" it. But this means I have >> to compile my kernels again on my own if it is >= 3.14. > > Let's not give up hope just yet, I'd like to try another bus reset > mechanism with setpci. Install the Atheros card and bind it to > pci-stub, then do: > > setpci -s 00:05.0 68.w=0010:0010 > sleep 0.1 > setpci -s 00:05.0 68.w=0000:0010 > sleep 1 > lspci -xxx -s 3:00.0 Exactly same -> hang :-(. Thanks, Regards, Andreas