From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [Bug #14939] drm: random hang with i915 Date: Wed, 27 Jan 2010 10:01:09 -0800 Message-ID: <20100127100109.525b3da6@jbarnes-piketon> References: Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: "Rafael J. Wysocki" Cc: Linux Kernel Mailing List , Kernel Testers List , Arnd Bergmann On Sun, 24 Jan 2010 23:23:04 +0100 (CET) "Rafael J. Wysocki" wrote: > This message has been generated automatically as a part of a report > of regressions introduced between 2.6.31 and 2.6.32. > > The following bug entry is on the current list of known regressions > introduced between 2.6.31 and 2.6.32. Please verify if it still should > be listed and let me know (either way). > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14939 > Subject : drm: random hang with i915 > Submitter : Arnd Bergmann > Date : 2009-12-07 17:30 (49 days old) > References : http://marc.info/?l=linux-kernel&m=126020704125723&w=4 > Handled-By : Jesse Barnes > Any news on this one Arnd? Does i915.powersave=0 still fix it? If so the bug David found and fixed may have an effect. Apparently the hardware wasn't automatically disabling self-refresh mode when multiple pipes were active (though maybe you didn't have this config?), which could definitely cause problems. -- Jesse Barnes, Intel Open Source Technology Center