sysctl panics kernel with snd_pcm tweaks

[Jonathan Fosburgh]

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On Wednesday 17 December 2003 11:50 am, Ryan Sommers wrote:
> On Wed, 2003-12-17 at 10:08, Eric Anderson wrote:
> > When snd_pcm.ko is loaded at boot time, having:
> > hw.snd.pcm0.vchans=4
> > hw.snd.maxautovchans=4
> > in my sysctl.conf causes my kernel to panic on boot (I believe it's the
> > hw.snd.maxautovchans causing the panic, but haven't tried explicitly yet)
> >
> > It worked about a week or so back with no problems - just recently (Dec
> > 12th to Dec 15th or so) something changed that made this not work
> > anymore.
<snip>
> I've been messing with this problem and just as an FYI. The problem lies
> in the sysctl for the maxautovchans when pcm is loaded as a module. As a
> workaround build a kernel with 'device pcm' or take your
> hw.snd.maxautovchans out of sysctl.conf.
I load pcm as a module alone with csa *and* I have those lines in my 
sysctl.conf.  I only get the panic if I disable loading the csa module.  What 
Does this effect all sound cards or just those that need a bridge?
- -- 
Jonathan Fosburgh
AIX and Storage Administrator
UT MD Anderson Cancer Center
Houston, TX 
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