linuxaudio.org

On Wed, 2006-11-15 at 03:54 +0100, David wrote:

quoted text
> On Tue, 14 Nov 2006 18:11:14 -0500

> Lee Revell  wrote:

>

> > On Tue, 2006-11-14 at 15:56 -0700, Glenn Greenfield wrote:

> > > Yes - a kernel configured for realtime preemtion.

> > >

> > > $ zcat /proc/config.gz |grep PREEMPT_RT

> > > CONFIG_PREEMPT_RT=y

> >

> > Actually no.  This is a common misconception.

> >

> > The point of realtime preemption is to improve realtime performance.

> > The point of PAM and RT limits and the realtime LSM is to allow

> > non-root users to run realtime applications.

> >

> > The two have nothing to do with each other.

>

> But there would be no point in using the realtime LSM or the RT rlimit

> on a non RT kernel. True ?

No, not true.  Normal kernels can run realtime applications too.  They

just don't perform as well.
Lee