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Message-ID: <491FACC3.1050202@gmail.com>
Date: Sun, 16 Nov 2008 14:16:51 +0900
From: Tejun Heo <htejun@gmail.com>
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To: Arjan van de Ven <arjan@infradead.org>
CC: Hugh Dickins <hugh@veritas.com>, linux-kernel@vger.kernel.org,
       akpm@linux-foundation.org, jens.axboe@oracle.com
Subject: Re: [PATCH] Fix kunmap() argument in sg_miter_stop
References: <20081115112751.1d38c072@infradead.org>	<Pine.LNX.4.64.0811152003360.1618@blonde.site> <20081115123916.0d83a89e@infradead.org>
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Arjan van de Ven wrote:
> From 979d181d6199f639ba78c5eadf85857f6a9f3f89 Mon Sep 17 00:00:00 2001
> From: Arjan van de Ven <arjan@linux.intel.com>
> Date: Sat, 15 Nov 2008 11:23:58 -0800
> Subject: [PATCH] Fix kunmap() argument in sg_miter_stop
> 
> kunmap() takes as argument the struct page that orginally got kmap()'d,
> however the sg_miter_stop() function passed it the kernel virtual address
> instead, resulting in weird stuff.
> 
> Somehow I ended up fixing this bug by accident while looking for a bug
> in the same area.
> 
> Reported-by: kerneloops.org
> CC: htejun@gmail.com
> 
> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>

Argh... talk about confusing interfaces.  Thanks a lot.

Acked-by: Tejun Heo <tj@kernel.org>

-- 
tejun