[LAU] debian realtime kernel config 2.6.25.8.rt7

David Baron d_baron at 012.net.il
Tue Jul 22 11:19:45 EDT 2008


On Tuesday 22 July 2008 17:49:28 Emanuel Rumpf wrote:
> 2008/7/22 David Baron <d_baron at 012.net.il>:
> > OK, but that "enhanced realtime clock support is menued as "new". The
> > rtc.c does hpet refences.
> >
> > Snd-rcttimer will not be built this way.
>
> That's what I said. I don't have it.
> But which/what is using/requiring snd-rtctimer btw?
>
> > The question is will muse  run without snd-rtc-timer.
>
> yes
>
> but create a link:
>   ln -s /dev/rtc0 /dev/rtc
> for the new rtc-device, so that muse can find it.

Actually, without that link, I get:
Trying RTC timer...
fatal error: open /dev/rtc failed: No such file or directory
Trying ALSA timer...
got timer = 20
starting with default template
showMarker 0
3set realtime scheduler: Operation not permitted

With the symlink I get.
Trying RTC timer...
got timer = 20
starting with default template
showMarker 0
3set realtime scheduler: Operation not permitted

So nothing is really different. How do I get the realtime scheduler? The 
rlimits is for the audio group to have that!

Also get
watchdog process 7192 _NOT_ running SCHED_FIFO
>
> 2008/7/22 David Baron <d_baron at 012.net.il>:
> > Something else I just noticed in the kernel builds:Section mismatches! 24
> > in image and 9 in the modules.
>
> maybe the build is not clean
> have you run
>    make-kpkg clean
> ??
> I have sometimes had problems
> that "make clean" could not remove.
> Starting with fresh sources
> and a known working config
> helped in most cases.

I can try that when I have time to let that go on again!



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