From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Peres Subject: Re: [PATCH v2 4/4] drm/nouveau: gpu lockup recovery Date: Mon, 30 Apr 2012 11:47:46 +0200 Message-ID: <4F9E5FC2.6030703@free.fr> References: <1335388836-13127-4-git-send-email-marcin.slusarz@gmail.com> <20120428145615.GB10116@joi.lan> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1"; Format="flowed" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20120428145615.GB10116-OI9uyE9O0yo@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: Marcin Slusarz Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Ben Skeggs List-Id: nouveau.vger.kernel.org Le 28/04/2012 16:56, Marcin Slusarz a =E9crit : > On Wed, Apr 25, 2012 at 11:20:36PM +0200, Marcin Slusarz wrote: >> Overall idea: >> Detect lockups by watching for timeouts (vm flush / fence), return -EIOs, >> handle them at ioctl level, reset the GPU and repeat last ioctl. >> >> GPU reset is done by doing suspend / resume cycle with few tweaks: >> - CPU-only bo eviction >> - ignoring vm flush / fence timeouts >> - shortening waits >> >> Signed-off-by: Marcin Slusarz >> --- > Martin, > > I'm wondering how below patch (which builds upon the above) affects > reclocking stability. I can't test it on my card, because it has only > one performance level. Can you test it on yours? Hi Marcin, I was away from my computers for a few days. I'll test this patch tonight. Martin