Re: [linux-audio-dev] kernel 2.6

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Subject: Re: [linux-audio-dev] kernel 2.6
From: holborn (holborn_AT_telefonica.net)
Date: Thu Jul 24 2003 - 19:56:03 EEST

On Jueves, 24 de Julio de 2003 17:46, Michael Ost wrote:
> Is there SCHED_FIFO style priority available in the new kernel, with its
> new threading model? Realtime audio processing doesn't share the CPU
> very well. The ear can pick out even the slightest glitches or delays.
> So for Linux to be usable for audio applications or embedded audio
> devices it needs something like SCHED_FIFO.
>
> On Thu, 2003-07-24 at 06:03, Tim Hockin wrote:
> > All,
> >
> > I haven't used kernel 2.5/2.6 for any audio stuff yet. I'm at the Linux
> > Symposium this week - do we have any requests or gripes with 2.6 that I
> > can relay to the core kernel guys? Audio is a workload they don't really
> > test.
> >
> > Tim

Hi!

p9:/home/holborn/gmorgan/src# uname -a
Linux p9 2.6.0-test1 #5 mié jul 23 10:40:31 BST 2003 i686 GNU/Linux
p9:/home/holborn/gmorgan/src# ./gmorgan -l MisStyles.gms -b MisProgs.gmo -r
MisPat.gmp
gmorgan v0.07 - Copyright (c) 2003 Josep Andreu (Holborn)
SCHED_FIFO
SCHED_FIFO

p9:/# ps wlaxO+y
F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND
4 0 9375 5689 -51 0 31884 31880 schedu SL pts/1 0:01 ./gmorgan
-l MisStyles.gms -b MisProgs.gmo -r MisPat.gmp
5 0 9377 9376 -51 0 31884 31880 snd_se SL pts/1 0:00 ./gmorgan
-l MisStyles.gms -b MisProgs.gmo -r MisPat.gmp

Here runs .... i think :) debian sid.

Josep

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