Date: Wed, 15 Apr 2015 14:27:36 +0200
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Jiri Kosina <jkosina@suse.cz>
Cc: Andy Lutomirski <luto@amacapital.net>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Arnd Bergmann <arnd@arndb.de>,
        "Eric W. Biederman" <ebiederm@xmission.com>,
        One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
        Tom Gundersen <teg@jklm.no>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Daniel Mack <daniel@zonque.org>,
        David Herrmann <dh.herrmann@gmail.com>,
        Djalal Harouni <tixxdz@opendz.org>
Subject: Re: [GIT PULL] kdbus for 4.1-rc1
Message-ID: <20150415122736.GA20554@kroah.com>
References: <20150413190350.GA9485@kroah.com>
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On Wed, Apr 15, 2015 at 02:09:24PM +0200, Jiri Kosina wrote:
> On Wed, 15 Apr 2015, Greg Kroah-Hartman wrote:
> 
> > 'systemctl reboot' calls a bunch of other things to determine if you
> > have local access to the machine, or permissions to reboot the machine
> > (i.e. CAP_SYS_BOOT), and other things that polkit might allow you to do,
> > and then, it decides to reboot or not.  That happens today, right?  I
> > don't understand the argument here.
> 
> And what exactly is the argument that this is the way it should be 
> implemnted?

I can't answer that, discuss it with the developers of that userspace
code please.

> Why can't it just rely on the kernel to provide final answer to "to reboot 
> or not to reboot, that is the question"?

Usually you want to do a few things before telling the kernel to reboot,
like unmount all filesystems and the like :)

Anyway, we are getting away from the code at hand, please, let's discuss
that.

greg k-h
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