From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcin Slusarz Subject: Re: kernel driver prevents supend to disk since 3.7 series Date: Thu, 31 Jan 2013 19:12:41 +0100 Message-ID: <20130131181241.GA3831@joi.lan> References: <20130130082517.GG18606@lemon.iwr.uni-heidelberg.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130130082517.GG18606-/wZ4IcVS6hAdmw7VdWMmteH3J2bgQ+4lG9Ur7JDdleE@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: nouveau-bounces+gcfxn-nouveau=m.gmane.org-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Errors-To: nouveau-bounces+gcfxn-nouveau=m.gmane.org-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org To: Hermann Lauer Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: nouveau.vger.kernel.org On Wed, Jan 30, 2013 at 09:25:17AM +0100, Hermann Lauer wrote: > Hello, > 3.7.x kernels prevent my laptop with Optimus VGA from suspend to disk > with an PFIFO write fault in PCOPY0, see kernel log below. > > During the 3.6.x upto 3.6.11 suspend worked without problems. > lspci -v info of the VGAs is attached. > > What may I do to debug this further ? You can try the latest 3.8-rc kernel and if you still won't be able to suspend, bisecting is the most useful thing you can do (google "git bisect" if you don't know how). Marcin