Messages in this thread | | | Date | Mon, 9 Jan 2012 23:07:37 +0100 | Subject | Re: Multiple consoles | From | Geert Uytterhoeven <> |
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On Mon, Jan 9, 2012 at 22:11, Phillip Susi <psusi@cfl.rr.com> wrote: > I was considering some questions I read about setting up a multi-seat system > where you have two separate sets of displays, keyboards, mice, and X > servers. The problem someone noticed is that if you run the second X server > on tty8, then you have to switch the console to tty8 to activate it, which > disables the primary X server. > > It occurred to me that there ought to be an entirely separate set of virtual > consoles bound to the second seat, and the second X server ought to run on > one of those vcs. Or of course, you could choose to log into the console > and not bother with X. > > Looking at drivers/tty/vt/vt.c, it appears that it was written assuming that > there is just one linux console. It appears to use global variables for > keeping track of which vc is active, etc, rather than creating one or more > console devices, and store the vc multiplexing information in those devices. > So to fix this, vt.c and keyboard.c would need significantly refactored to > remove the global variables and create a console device to bind vcs, > keyboards, and displays to, and then you could create a second one if you > wanted. > > Does this make sense or am I missing something?
The linux-console project tried to fix this (CC James added).
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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