Nicolas Williams wrote:
> On Fri, Apr 24, 2009 at 02:02:24PM -0700, Garrett D'Amore wrote:
>   
>> So Boomer is interested in this for a couple of reasons:
>>
>> 1) map a /dev/audio (or /dev/dsp) node to a Sun Ray session -- necessary 
>> for OSS API where applications don't respect an environment file.  This 
>> is the single biggest pressure for this feature right now.
>>     
>
> BTW, this is what I meant by "audio virtualization".  I realize now that
> that means something else to you, probably something like a mixer.
>
>   
>> 2) for security domains where a zone based configuration can specify a 
>> real device and possible limitations or other settings to use for the 
>> device.
>>     
>
> I'm not sure how zones doesn't already cover that.  Can you elaborate?
>   

So in a trusted environment, they want to have a "logical" /dev/audio 
that is associated with the zone -- but which carries "special" 
attributes. For example, for a while, it may have record access, but 
then when switching to a call in another zone (with a different label), 
you want to "change" which zone has record privilege.

    - Garrett
> Nico
>   


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