Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4]

[Ingo Molnar]

* Lee Revell <rlrevell@xxxxxxxxxxx> wrote:

> On Fri, 2004-10-29 at 23:25 +0200, Ingo Molnar wrote:
> > > will do so. btw: i think i'm a bit confused right now. What debugging
> > > features should i have enabled for this test?
> > 
> > this particular one (atomicity-checking) is always-enabled if you have
> > the -RT patch applied (it's a really cheap check).
> 
> One more question, what do you recommend the priorities of the IRQ
> threads be set to?  AIUI for xrun-free operation with JACK, all that
> is needed is to set the RT priorities of the soundcard IRQ thread
> highest, followed by the JACK threads, then the other IRQ threads.  Is
> this correct?

correct. softirqs are not used by the sound subsystem so there's no
ksoftirqd dependency.

	Ingo
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