FreeBSD sound distortion problems with SB Live! fixed with PREEMPTION

[Thomas-Martin Seck]

* Thomas-Martin Seck (tmseck-lists at netcologne.de):

> * Jon Noack (noackjr at alumni.rice.edu):
> 
> > Thomas-Martin Seck wrote:
> 
> [Sound slowdown on an es137x system]
>  
> > Try my es137x patch:
> > http://www.noacks.org/freebsd/es137x.diff
> > 
> > Among other things, it incorporates:
> >  * Locking and INTR_MPSAFE (PR kern/59349)
> >  * S/PDIF output (PR kern/68594)
> > 
> 
> Thanks, I'll try it out over the weekend!

I tried it out and it "works for me" in all scenarios that were
problematic before. Thanks!