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Date: Thu, 15 Mar 2012 14:47:10 +0000
From: Alan Cox <alan@linux.intel.com>
To: Yoichi Yuasa <yuasa@linux-mips.org>
Cc: linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH] gma500: Fix mmap frambuffer
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On Thu, 15 Mar 2012 21:28:16 +0900
Yoichi Yuasa <yuasa@linux-mips.org> wrote:

> 
> It cannot map correctly if page fault begins from a intermediate
> address.

Thanks, that explains one very strange bug I've been seeing !