Re: [patch] voluntary-preempt-2.6.8.1-P0

Ingo Molnar
2004-08-16T03:13:28Z

* Lee Revell <rlrevell@joe-job.com> wrote:

> > i've attached mlock-test2.cc that should test this theory. The code
> > breaks up the mlock-ed region into 8 equal pieces and does mlock() on
> > them separately. It's basically a lock-break done in user-space. Does
> > this change the nature of xruns?
>
> This does change the xruns. I have to `mlock-test2 8000' to produce
> any xrun at all, and that only produces a 2-300 usec xrun. With
> mlockall-test the threshold to produce an xrun was ~1500.

did you try mlock-test.cc too? Just to make sure that mlock-test.cc is
equivalent to mlockall-test.cc.

Ingo