linux-kernel - Re: [PATCH] printk: implement printk

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Message-ID: <47B387D2.5050808@gmail.com>
Date:	Thu, 14 Feb 2008 09:14:10 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	torvalds@...ux-foundation.org, randy.dunlap@...cle.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] printk: implement printk_buf overflow warning

Andrew Morton wrote:
> On Wed, 13 Feb 2008 18:03:12 +0900
> Tejun Heo <htejun@...il.com> wrote:
> 
>> printk silently truncates messages longer than 1024 - 1 bytes.
>> Implement overflow detection and append "$PRINTK_BUF_OVERFLOW$\n" to
>> truncated messages.
> 
> I don't think I've ever heard of anyone managing to overflow the printk
> buffer and it's hard to imagine how a sane person could manage to do this.
> 
> I assume this is happening because of changes in your other patchset, and
> that this change is hence associated with those changes and should probably
> be a part of the same patch series?

I thought this went well with the recursion warning.  I'll move it into
the mprintk patchset.

Thanks.

-- 
tejun
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