Moving gdm from vt7 to vt12

Shentino shentino at gmail.com
Sat Feb 19 16:24:25 UTC 2011


On Sat, Feb 19, 2011 at 8:20 AM, Tom H <tomh0665 at gmail.com> wrote:

> On Sat, Feb 19, 2011 at 11:12 AM, Shentino <shentino at gmail.com> wrote:
> > On Fri, Feb 18, 2011 at 7:27 AM, Tom H <tomh0665 at gmail.com> wrote:
> >> On Fri, Feb 18, 2011 at 8:42 AM, Shentino <shentino at gmail.com> wrote:
> >> > On Sun, Feb 13, 2011 at 7:25 PM, Tom H <tomh0665 at gmail.com> wrote:
> >> >> On Sun, Feb 13, 2011 at 5:06 PM, Shentino <shentino at gmail.com>
> wrote:
> >> >> >
> >> >> > I've been googling for awhile and snooping around in config, but
> I'm
> >> >> > stumped.
> >> >> >
> >> >> > How do I have gdm/X/desktop whatever start on vt12 instead of vt7?
> >> >> > I need more vt's and I find it more pleasant to scoot the desktop
> >> >> > over
> >> >> > to 12
> >> >> > so that I can have gettys on 1-10 and a secure top on 11.
> >> >>
> >> >> I'm not sure what you mean by "secure top" but have you tried
> creating
> >> >> tty7 through tty10/tty11 in "/etc/init"?
> >> >>
> >> >> AFAIK, GDM'll use the next available vt.
> >> >
> >> > Silly me, forgot to mention that I'm on maverick which uses upstart.
> >> > Also, I have upstart scripts that slap ttys on 1-10, and gdm still
> takes
> >> > on
> >> > 7 even though it already has a getty on it.
> >>
> >> There's one thing that I forgot. Sorry!
> >>
> >> You also have to edit the "ACTIVE_CONSOLES" line in
> >> "/etc/default/console-setup".
> >
> > Strangely enough I already did this.
> >>
> >> I think that this'll be enough but there may be some gdm.conf settings
> >> to change too. I only have X-less Ubuntu installs so I can't check
> >> this. Does one of the files in "/etc/gdm/" have a "FirstVT" variable
> >> set (for example the standard "FirstVT=7"? If it does, you'll have to
> >> change it to 12. It wouldn't hurt to set it though.
> >
> > You might be onto something here.
> > I have grepped /etc up and down left and right for the keywords vt, maybe
> > I'll try VT.
> > A bit of detective work appears to indicate that the "vt7" bit that gdm
> > passes to the X server is very very stubborn, almost as if hardcoded into
> > the gdm binary.
>
> I've found a Debian Sid VM and I did the above (inittab,
> console-setup, and FirstVT) and GDM's starting on vt12.Unless
> something's been seriously modified in Ubuntu, it should work for you
> too.
>

I'm inclined to blame the "seriously modified"

There is no FirstVT setting anywhere under /etc at all, let alone /etc/gdm.
 A recursive grep shows this.

Maybe vt7 happens to be a hard coded default.  Could you tell me the exact
filename that FirstVT is in on your system?  I might try injecting it
manually on my end.

>
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