Messages in this thread | | | Date | Sat, 16 Jun 2018 17:58:44 +0200 | From | Pavel Machek <> | Subject | Re: ThinkPad T480s & LED_MUTE, LED_MICMUTE |
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Hi!
> > Question is if we want flexibility or security. > > For thinkpad-acpi, it is security by default. Flexibility is allowed as > *compile*-time (Kconfig) option, and only as long as it defaults to > secure *and* the help text is very explicit at instructing distros to > NOT enable this option.
Yep, no problem with that.
> That said, if mic-mute is under HDA mixer control, it will only be > "secure" if ALSA is also blocking userspace access to the relevant bits, > and if that is not possible to do properly, might as well go for > flexibility. But only in that case.
That also makes sense.
> That would be why I use phisical shutters on embedded webcams unless the > hardware actually airgaps them from the USB bus when the privacy switch > is active.
And yes, I use them, too. Pavel
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