linux-kernel - Re: [PATCH/RFC v5 4/5]: core: Add dump device to call on oopses and panics

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Message-ID: <20091130074603.GA30911@logfs.org>
Date:	Mon, 30 Nov 2009 08:46:03 +0100
From:	Jörn Engel <joern@...fs.org>
To:	Artem Bityutskiy <dedekind1@...il.com>
Cc:	Simon Kagstrom <simon.kagstrom@...insight.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-mtd <linux-mtd@...ts.infradead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Koskinen Aaro (Nokia-D/Helsinki)" <aaro.koskinen@...ia.com>,
	Ingo Molnar <mingo@...e.hu>,
	David Woodhouse <dwmw2@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH/RFC v5 4/5]: core: Add dump device to call on oopses and panics

On Mon, 30 November 2009 09:27:51 +0200, Artem Bityutskiy wrote:
> 
> To me it looks like 'log_end' is not supposed to wrap. What makes you
> think it can? In which cases it can?

It is a 32bit variable.  Would do you expect happens once you reach
0xffffffff and add 1?

Jörn

-- 
This above all: to thine own self be true.
-- Shakespeare
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