linux-kernel - Re: [!GIT PULL] kdbus for 4.2

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Message-ID: <CAFLxGvzN75LJhNZgnwCvwO0tfbhDM6Z97CeEHOv0ooACp62V3Q@mail.gmail.com>
Date:	Fri, 3 Jul 2015 10:53:57 +0200
From:	Richard Weinberger <richard.weinberger@...il.com>
To:	David Herrmann <dh.herrmann@...il.com>
Cc:	Andy Lutomirski <luto@...capital.net>, Tom Gundersen <teg@...m.no>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
	Jiri Kosina <jkosina@...e.cz>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Daniel Mack <daniel@...que.org>,
	Djalal Harouni <tixxdz@...ndz.org>
Subject: Re: [!GIT PULL] kdbus for 4.2

On Fri, Jul 3, 2015 at 10:43 AM, David Herrmann <dh.herrmann@...il.com> wrote:
> Hi
>
> On Fri, Jul 3, 2015 at 2:39 AM, Andy Lutomirski <luto@...capital.net> wrote:
>> Problem 1: Booting a kdbus-enabled kernel (CONFIG_KDBUS=y) causes gdm
>> to bail saying "oops, something went wrong" or whatever the useless
>> standard error message is.
>>
>> I can work around problem 1 by booting with kdbus=1, but that's not
>> okay.  Unless this is limited to just some narrow range of Rawhide
>> versions, I don't think the kernel gets to make changes that break
>> userspace like that.  Maybe this is a kernel issue, not a user issue,
>> in which case it's not a big deal as long as it gets fixed.
>
> You're saying booting with the same kernel but kdbus not compiled in works?
>
>> Problem 2: Running 'sudo mount /mnt/share' from a terminal hangs the
>> whole graphical session hard.  This is repeatable.  /mnt/share is
>> virtfs, but I doubt that matters.
>
> This is triggered by running through pam from outside the gfx-session
> but on a shared VT. It's not directly related to kdbus, though. It's
> fixed in systemd-git. As a workaround, you can remove pam_systemd from
> the sudo/su pam config.

Just because I'm starring right now at similar issues, how can I run
systemd-git?
I fear to use a plain "make && make install" as I don't want to break my
distro's package management and I want to make sure that nothing from the
currently installed systemd influences the system.

-- 
Thanks,
//richard
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