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SubjectRe: [Bug #10640] audio skipping on 2.6.26-rc1
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Date
> > 
> > * Parag Warudkar <parag.warudkar@gmail.com> wrote:
> >
> > > Rafael J. Wysocki <rjw <at> sisk.pl> writes:
> > >
> > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10640
> > > > Subject : audio skipping on 2.6.26-rc1
> > > > Submitter : Miklos Szeredi <miklos <at> szeredi.hu>
> > > > Date : 2008-05-07 7:56 (5 days old)
> > > > References : http://marc.info/?l=linux-kernel&m=121014707707781&w=2
> > > > Handled-By : Ingo Molnar <mingo <at> elte.hu>
> > >
> > > This is a duplicate of [Bug #10616] Horrendous Audio Stutter - current
> > > git .
> >
> > that should be resolved via your patch which i pushed upstream (commit
> > v2.6.26-rc1-83-gaac6abc), which marks group scheduling experimental and
> > non-default.
> >
> > i think the audio skipping from Miklos, if it does not go away with
> > disabling group scheduling, might also be solved by:
> >
> > - commit v2.6.26-rc1-181-g4615112 ("sched: fix weight calculations")
> > from Mike.
> >
> > - or by commit v2.6.26-rc1-82-g3e51f33 from Peter ("sched: add optional
> > support for CONFIG_HAVE_UNSTABLE_SCHED_CLOCK") which makes the
> > scheduler clock more reliable [and hence produce no artificial
> > latencies] on NOHZ
> >
> > - or by commit v2.6.26-rc1-66-ga992241 from Peter ("sched: fix
> > normalized sleeper").
>
> Miklos, can you please verify if the problem is present in 2.6.26-rc2?

Yep, disabling group sched fixed it.

Miklos


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