[linux-audio-user] Re: Applying patch-2.6.20-rt8

Rui Nuno Capela rncbc at rncbc.org
Wed Mar 14 04:57:12 EDT 2007


On Wed, March 14, 2007 04:48, Ken Restivo wrote:
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>
> On Mon, Mar 12, 2007 at 10:34:11AM +0100, Ismael Valladolid Torres wrote:
>
>> David Baron escribe:
>>
>>> Tried to make a patched 2.6.20.1 using make-kpkg. Cannot find patch
>>> for patch-2.6.20-rt8. How do I do this (since this is not a
>>> debian-installed patch package)?
>>
>> Why bothering about 2.6.20 when Musix developers [1]already packaged a
>> multimedia 2.6.21 for you? I've tried it and works lovely.
>>
>> 1. http://linux.ilmainen.net/musix/linux-2.6.21-rc3-SMP/
>>
>>
>
> Wow, I love that they provide a Debian package of the kernel, and the
> headers, and the sources!  And it's SMP too.
>
> Now *that* is the way it should be done.
>
>
> Thanks Musix!
>
>
> However, I notice that rtirq does *not* work with this kernel anymore.
>
>
> And yes, I have the 20070101-19 version, which appears to be the latest
> one.
>
> In fact, running /etc/init.d/rtirq status shows just:
> PID CLS RTPRIO  NI PRI %CPU STAT COMMAND
> 3 TS       -  19   4  0.0 SN   ksoftirqd/0
> 6 TS       -  19   5  0.0 SN   ksoftirqd/1
>
>
>
> And with no set of ps options on this kernel (i.e.  ps -eLf, can I find
> the threads for IRQ handlers for things like firewire or the various USB
> interrupts at all.
>

Are you sure that kernel is a -rt patched one? latest should be
patch-2.6.21-rc3-rt0. There's no way around: rtirq is fitted and only
works on Ingo's -rt kernels. Otherwise it just does nothing, as it seems
is your case.

Cheers.
-- 
rncbc aka Rui Nuno Capela
rncbc at rncbc.org



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