Date: Fri, 4 Apr 2014 11:51:39 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>, "Theodore Ts'o" <tytso@mit.edu>,
        Joerg Roedel <joro@8bytes.org>, Jiri Kosina <jkosina@suse.cz>,
        Mateusz Guzik <mguzik@redhat.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
        Borislav Petkov <bp@alien8.de>, Ingo Molnar <mingo@kernel.org>,
        Mel Gorman <mgorman@suse.de>, Kay Sievers <kay@vrfy.org>
Subject: Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline
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On Fri, 4 Apr 2014 11:42:51 -0700 Linus Torvalds <torvalds@linux-foundation.org> wrote:

> Most users will never notice. The whole "writable /dev/kmsg" may go
> back to 2002, but there aren't _that_ many users, and pretty much all
> I've ever seen tend to write the occasional "I started up" messages or
> other very small notes. I had to write a test-script to trigger even
> the (very draconian) default ratelimits.

Is there anything here that we really need to fix?  What goes wrong if
we leave kmsg as-is and systemd gets fixed?

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