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From: Tejun Heo <htejun@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: torvalds@linux-foundation.org, randy.dunlap@oracle.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] printk: implement printk_buf overflow warning
Date: Thu, 14 Feb 2008 09:14:10 +0900	[thread overview]
Message-ID: <47B387D2.5050808@gmail.com> (raw)
In-Reply-To: <20080213155954.c1d0b6ee.akpm@linux-foundation.org>

Andrew Morton wrote:
> On Wed, 13 Feb 2008 18:03:12 +0900
> Tejun Heo <htejun@gmail.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

      reply	other threads:[~2008-02-14  0:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-13  9:03 [PATCH] printk: implement printk_buf overflow warning Tejun Heo
2008-02-13 23:59 ` Andrew Morton
2008-02-14  0:14   ` Tejun Heo [this message]

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