From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: i915 freakout with latest 3.7 git Date: Tue, 11 Dec 2012 10:24:01 +0000 Message-ID: <84c8a8$6tcpes@orsmga001.jf.intel.com> References: <20121203173951.GA25384@fancy-poultry.org> <20121204123522.GA32419@fritha.org> <1498848.rM1KKK5er8@al> <20121207170704.GA24395@fancy-poultry.org> <20121207204406.GA26309@fritha.org> <20121208143053.GA3376@fritha.org> Return-path: In-Reply-To: <20121208143053.GA3376-iEI8Y0CNJBYdnm+yROfE0A@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Heinz Diehl Cc: Daniel Vetter , dri-devel , intel-gfx , linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-tegra@vger.kernel.org On Sat, 8 Dec 2012 15:30:53 +0100, Heinz Diehl wrote: > On 08.12.2012, Chris Wilson wrote: > > > One thing you can try is SNA, which packs its > > batches differently with the advantage that more auxiliary state is > > included in the error-state. It also packs all the kernels into a > > single buffer which will reduce the frequency at which it is paged > > out/in. So if you can reproduce with SNA (use Option "AccelMethod" > > "SNA" in a device section of your xorg.conf snippet) I expect the > > error-state to be quite different and hopefully shed some more light on > > the issue. > > I tried this with latest 3.7-rc8 git, but no matter how hard I try, I > can't get the gpu to hang (with i915.915_enable_rc6=0). Will use this > as my default kernel the next few days and see if the hang occurs by > chance. Can you confirm one thing: are you able to reproduce the hangs at all on 3.7-rc8, using your original setup? -Chris -- Chris Wilson, Intel Open Source Technology Centre