linux-kernel - Re: [PATCH -v4 2/2] printk: Add kernel parameter to control writes to /dev/kmsg

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Message-ID: <20160719064959.GA25563@nazgul.tnic>
Date:	Tue, 19 Jul 2016 08:49:59 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Dave Young <dyoung@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>, Franck Bui <fbui@...e.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Subject: Re: [PATCH -v4 2/2] printk: Add kernel parameter to control writes
 to /dev/kmsg

On Tue, Jul 19, 2016 at 08:35:07AM +0800, Dave Young wrote:
> Ok, for example below (A and B can be any program, systemd or other logging
> utility, dracut scripts...)

Are you even reading what I'm writing to you?

I asked for real-life use case and I told you the ratelimiting is done
by openers of /dev/kmsg.

> Program A:
> for (i = 0; i < 100; i++)
> 	write an error message A1

Because this is a real use case, right? Write A1 100 times in a loop?!
You gotta be f*cking kidding me!

Now I'm going to ignore you know until you start reading what I'm
writing to you.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--