linux-kernel - Re: [ANNOUNCE] RT for v2.6.34.8 now available.

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Message-ID: <4D754591.1090602@windriver.com>
Date:	Mon, 07 Mar 2011 15:52:33 -0500
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	Fernando Lopez-Lezcano <nando@...ma.stanford.edu>
CC:	"linux-rt-users@...r.kernel.org" <linux-rt-users@...r.kernel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [ANNOUNCE] RT for v2.6.34.8 now available.

On 11-03-07 03:41 PM, Fernando Lopez-Lezcano wrote:
> On 03/07/2011 12:00 PM, Fernando Lopez-Lezcano wrote:
>> On 03/06/2011 10:51 PM, Fernando Lopez-Lezcano wrote:
>>> On 03/04/2011 02:24 PM, Paul Gortmaker wrote:
>>>> As a value add to the 2.6.34 long term release, I'm happy to also
>>>> announce the availability of 2.6.34-RT.
>>>>
>>>> You can find it in the v2.6.34-rt branch at:
>>>>
>>>> git://git.kernel.org/pub/scm/linux/kernel/git/paulg/rt-patches.git
>>>
>>> Great! Many thanks... Actually, impressive work.
>>>
>>> I'm trying to integrate/build it into my Fedora based rt packages for
>>> Planet CCRMA. Warning: I'm doing this on top of the 2.6.34.8-68 fc13
>>> koji build, so rt is patched on top of the additional Fedora patches for
>>> that build (with a few trivial tweaks to patch cleanly). So I don't know
>>> if the following issues are due to that...
>>
>> Caveat above still applies...
> ...
>> - 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.

P.

> -- Fernando
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