[linux-audio-user] Common linux audio layer

Jack O'Quin joq at io.com
Fri Jan 14 20:32:52 EST 2005


mchristoph.eckert at t-online.de (Christoph Eckert) writes:

>> JACK does (recently and still only in CVS) support running
>> multiple concurrent servers.  Each runs as a single user
>> and connects to a single card.  So, multiple users could
>> each have their own card, or one user could use several
>> devices.
>
> But I could not start two sessions for two different users and 
> both having sound support on the same card? OK, thanks, I 
> understood.

You got it.

>> One-at-a-time sequential use of a single card by multiple
>> users works better now.  There were formerly a number of
>> problems with it.
>
> Perhaps, some day, jack will be able to run as root and allow 
> different users with priviledges to do so to make connections 
> to it :) .

Not in anything like its current shared memory implementation.

> AFAIR I have heard the users always work as root. I really do 
> not want to support this design.

Neither do I.  :-)

JACK maintenance is hard enough without also attempting to be a
"trusted program" (i.e. inside the system security perimeter).

-- 
  joq



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