From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [PATCH 3/3] [RFC] drm/i915: add interface to simulate gpu hangs Date: Fri, 04 Nov 2011 16:31:46 +0000 Message-ID: References: <1320234396-4605-1-git-send-email-daniel.vetter@ffwll.ch> <1320234396-4605-3-git-send-email-daniel.vetter@ffwll.ch> <20111103161051.GA2970@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga03.intel.com (mga03.intel.com [143.182.124.21]) by gabe.freedesktop.org (Postfix) with ESMTP id CB7CA9E864 for ; Fri, 4 Nov 2011 09:31:53 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Eugeni Dodonov , Daniel Vetter Cc: Daniel Vetter , intel-gfx List-Id: intel-gfx@lists.freedesktop.org On Fri, 4 Nov 2011 14:23:19 -0200, Eugeni Dodonov wrote: > Yep, it works for me. I can disable and enable rings at will by echo [01] > > /sys/kernel/debug/dri/0/i915_ring_stop > > I was using it for working further on that i915_error_state heuristics > idea, outside of intel_decode. It is *very* handy to discover specific > patterns in error_state's. intel_gpu_dump or perchance reading the code ;-) -Chris -- Chris Wilson, Intel Open Source Technology Centre