On Tue, Apr 13, 2021 at 12:49:48AM +0200, deloptes wrote: > Kent West wrote: > > > I did some experimentation afterwards, and have discovered that if > > user X mutes the mic, the mic then seems to be "owned" by user X, and > > no one and no OS can seem to unmute it. I was using the machine as > > user Y, which is why I couldn't unmute it, and when I handed the > > laptop to the hardware tech, logged in as user X, bingo! He umuted it. > > I was looking into the same recently and reached the point of systemd + > ConsoleKit > > Quote: "ConsoleKit ConsoleKit is a framework for defining and tracking > users, login sessions, and seats. ConsoleKit is currently not actively > maintained. The focus has shifted to the built-in seat/user/session > management of Software/systemd called systemd-logind!" > > https://www.freedesktop.org/wiki/Software/ConsoleKit/ > > Basically the first logged in user takes ownership of the hardware and > ConsoleKit or systemd utility should handle the ownership if a second user > logged in. > I have not come so far to test this to the end. > > Perhaps you try locking the session of the first user and see what happens - > if the second has access to the audio. Or, to try a totally different avenue: what is the output of `amixer'? (from the package `alsautils'). Cheers - t
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