[systemd-devel] User bus broke automatic multiseat

[Oleg Samarin]

There is a discussion with gdm developers at https://bugzilla.gnome.org
/show_bug.cgi?id=776203 , but they are not yet ready to implement this
solution.

В Пн, 16/01/2017 в 13:56 +0000, Simon McVittie пишет:
> On Wed, 14 Dec 2016 at 23:23:55 +0300, Oleg Samarin wrote:
> > The following change in systemd-226:
> > 
> > systemd now supports the concept of user buses replacing
> > session buses, if used with dbus-1.10 (and enabled via dbus
> > --enable-user-session). It previously only supported this on
> > kdbus-enabled systems, and this release expands this to
> > 'dbus-daemon' systems
> > 
> > totally broke the automatic multiseat with GDM: https://bugzilla.re
> > dhat
> > .com/show_bug.cgi?id=1404849
> > 
> > What configuration options can restore the the old session-bus
> > behavior?
> 
> Either don't configure dbus with --enable-user-session, or teach gdm
> to create a per-display D-Bus bus for each of its X11 displays (or
> Wayland equivalent).
> 
> For the former solution, see the split between the dbus and
> dbus-user-session packages in Debian. dbus is always configured
> with --enable-user-session there, but we split out the user-session
> parts
> (basically /usr/lib/systemd/user) into dbus-user-session_*.deb so
> that
> it's opt-in.
> 
> For the latter solution, the patch/script on the Red Hat bug you
> referenced
> are implementations of the right sort of idea. Please talk to the gdm
> (GNOME)
> developers about the best way to integrate that.
> 
>     S
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