From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fernando Lopez-Lezcano Subject: Re: [ANNOUNCE] RT for v2.6.34.8 now available. Date: Tue, 08 Mar 2011 15:40:53 -0800 Message-ID: <4D76BE85.9070406@localhost> References: <4D71668F.9050201@windriver.com> <4D748070.1030502@localhost> <4D753970.4030607@localhost> <4D7542E9.4000008@localhost> <4D754591.1090602@windriver.com> <4D7545F5.6080706@localhost> <4D757DE8.30602@windriver.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Fernando Lopez-Lezcano , "linux-rt-users@vger.kernel.org" , linux-kernel@vger.kernel.org To: Paul Gortmaker Return-path: Received: from smtp2.Stanford.EDU ([171.67.219.82]:37939 "EHLO smtp.stanford.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756078Ab1CHXk4 (ORCPT ); Tue, 8 Mar 2011 18:40:56 -0500 In-Reply-To: <4D757DE8.30602@windriver.com> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On 03/07/2011 04:52 PM, Paul Gortmaker wrote: > On 11-03-07 03:54 PM, Fernando Lopez-Lezcano wrote: >> On 03/07/2011 12:52 PM, Paul Gortmaker wrote: >>> On 11-03-07 03:41 PM, Fernando Lopez-Lezcano wrote: > > [...] > >>>> ... >>>>> - EeePC netbook, Fedora 13, Intel Mobile 945GME graphics: X does not start >>>>> - Lenovo laptop, fedora 14, Intel 9xx graphics (at home): X does not start >>>>> These last two share Intel graphics and the problem seems to be the >>>>> same, something to do with dri. >>>> >>>> This is what I'm getting (dmesg|grep i915): >>>> >>>> i915 0000:00:02.0 PCI INT A -> GSI 16 (level, low) -> IRQ 16 >>>> i915 0000:00:02.0 setting latency timer to 64 >>>> i915 0000:00:02.0 PCI INT A disabled >>>> i915: probe of 0000:00:02.0 failed with error -5 >>>> >>>> Same kernel w/o rt...: >>>> >>>> i915 0000:00:02.0 PCI INT A -> GSI 16 (level, low) -> IRQ 16 >>>> i915 0000:00:02.0 setting latency timer to 64 >>>> [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0 >>>> >>>> So, some problem with irq processing? >>>> Where should I go look? >>> >>> Try v2.6.33-rt -- see if it is a new regression, or was a problem that >>> already existed and has just been carried forward. >> >> 2.6.33.x-rt30 works on all of the above so it seems this is new... (yuck :-) >> (just in case, this is not pristine 2.6.34.8 + rt git) > > I'm pretty sure I know what this is. If you cherry pick the two > commits from tip, namely: > > e89fab2bf44afccaa48ffb8ae33c03f4f3dcd208 and > cd4ac9b7a1c80cfcd9b8e76a1f6855a0329d982f > > then I'll bet your i915 gets detected OK. It does, thank you very much! I tested on the EeePc only but I suspect the Lenovo will be happy as well (it is at home right now). I have not hit any other problems so far with 2.6.34.8 + rtx (0?)... -- Fernando