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

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Message-ID: <1396482431.32040.21.camel@joe-AO722>
Date:	Wed, 02 Apr 2014 16:47:11 -0700
From:	Joe Perches <joe@...ches.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Andrew Morton <akpm@...ux-foundation.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 Wed, 2014-04-02 at 16:42 -0700, Linus Torvalds wrote:
> On Wed, Apr 2, 2014 at 4:28 PM, Andrew Morton <akpm@...ux-foundation.org> wrote:
> >
> > Could be done per-fd: put a struct ratelimit_state into struct
> > devkmsg_user.
> 
> Yeah, what Andrew said.

The default ratelimit state values are pretty low
and may need to be exposed or increased here.

include/linux/ratelimit.h:#define DEFAULT_RATELIMIT_INTERVAL    (5 * HZ)
include/linux/ratelimit.h:#define DEFAULT_RATELIMIT_BURST               10


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