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Date: Wed, 17 Nov 2010 11:31:39 -0500
From: "John Stoffel" <john@stoffel.org>
To: Lennart Poettering <mzxreary@0pointer.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, Kay Sievers <kay.sievers@vrfy.org>,
        linux-kernel <linux-kernel@vger.kernel.org>, Greg KH <greg@kroah.com>,
        Werner Fink <werner@suse.de>, Jiri Slaby <jslaby@suse.cz>
Subject: Re: tty: add 'active' sysfs attribute to tty0 and console device
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>>>>> "Lennart" == Lennart Poettering <mzxreary@0pointer.de> writes:

Lennart> When two users A and B are logged in, on tty1 resp. tty2,
Lennart> then as long as tty1 is active user A should get access to
Lennart> the sound card, usb key, .... As soon as we switch to tty2
Lennart> user B should.

Hmm, it's an interesting idea, and I run into this myself when my son
logs into my desktop as himself and wants to hear sound.

But I wonder how do you handle the case where there are multiple seats
(KVM+S) on one system?  Do you have a mapping table?  

John