Re: How to raise the limit of 32 pcm.softvol interfaces?

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At Thu, 04 Sep 2014 12:02:49 +0100,
Barry Scott wrote:
> 
> On Thu 04 Sep 2014 08:09:32 Takashi Iwai wrote:
> > 
> > It's a restriction in the kernel side.  You have to rebuild the kernel
> > after changing the value MAX_USER_CONTROLS in sound/core/control.c.
> 
> Takashi,
> 
> I could not see a connection between MAX_USER_CONTROLS and 
> MAX_CONTROL_COUNT.
> 
> Am I safe to just patch MAX_USER_CONTROLS to 128 and leave 
> MAX_CONTROL_COUNT as is?

It should work at your own risk :)

> It seems that these limits are simply a means to prevent a user from using un 
> reasonable amounts of kernel memory.

Yes.


Takashi

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