linux-kernel - Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline

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Message-ID: <CAMP44s2r4J7y4z+X-hqkfbEQ1P4JgUEF=BLEPB1TY+-B0grEnA@mail.gmail.com>
Date:	Tue, 6 May 2014 04:38:34 -0500
From:	Felipe Contreras <felipe.contreras@...il.com>
To:	David Timothy Strauss <david@...idstrauss.net>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andy Lutomirski <luto@...capital.net>,
	"Theodore Ts'o" <tytso@....edu>, Joerg Roedel <joro@...tes.org>,
	Jiri Kosina <jkosina@...e.cz>,
	Mateusz Guzik <mguzik@...hat.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
	Ingo Molnar <mingo@...nel.org>, Mel Gorman <mgorman@...e.de>,
	Kay Sievers <kay@...y.org>
Subject: Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline

On Sun, Apr 6, 2014 at 3:49 PM, David Timothy Strauss
<david@...idstrauss.net> wrote:
> On Fri, Apr 4, 2014 at 11:57 AM, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
>> Since I haven't even heard a "my bad" from the systemd people, I'd be
>> inclined to say that a bit of protection for future issues would be a
>> good idea.
>
> Just coming back to this thread now, I'll say something. I'm a systemd
> maintainer, and I'm sorry systemd's assertion bug, combined with
> aliasing the debug option with the kernel's, broke a bunch of
> workflows (including boot) and caused a bunch of unnecessary pain.

I think the real deeper bug in systemd is Kay Sievers and his
development practices.

> As a few other people have already said, this assertion should now be
> fixed. The question is now about the debug option, and I've given my
> +1 to Greg's patch for that. I think it's justified to put a condom on
> systemd's debug mode given how badly the assertion bug cascaded into
> affecting non-systemd work.

Unfortunately it seems your +1 (and everybody else's in that thread)
didn't matter as the patch was not applied.

-- 
Felipe Contreras
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