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To: linux-kernel@vger.kernel.org
From: Rolf Offermanns <roffermanns@gmail.com>
Subject: Re: mmaping a kernel buffer to user space
Date: Wed, 1 Nov 2006 11:11:46 +0000 (UTC)
Message-ID: <loom.20061101T120846-320@post.gmane.org>
References: <4547150F.8070408@ti.uni-mannheim.de>
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Guillermo Marcus <marcus <at> ti.uni-mannheim.de> writes:
> Note: I am using kernel 2.6.9 for these tests, as it is required by my
> current setup. Maybe this issue has already been addressed in newer
> kernel. If that is the case, please let me know.

Have a look at this article:

"The evolution of driver page remapping"
http://lwn.net/Articles/162860/

It should make things clearer. 

The "API changes in the 2.6 kernel series" page is also a very good read:
http://lwn.net/Articles/2.6-kernel-api/

HTH,
Rolf

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