linux-kernel - Re: Replacement for page fault notifiers?

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Date:	Wed, 09 Jan 2008 15:44:22 -0500
From:	Valdis.Kletnieks@...edu
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Pavel Roskin <proski@....org>, benh@...nel.crashing.org,
	Dave Airlie <airlied@...il.com>, Pekka Paalanen <pq@....fi>,
	linux-kernel@...r.kernel.org, jbeulich@...ell.com
Subject: Re: Replacement for page fault notifiers?

On Wed, 09 Jan 2008 20:26:44 GMT, Christoph Hellwig said:

> > Exactly.  In MadWifi, they are inlined on i386 and x86_64, and I cannot
> > ask every user with an unsupported card to get a Mac.
> 
> Maybe it's time to do some simple xoring in the ioremap return value
> to force them not to do such stupid things..

If an open-source driver did exactly the same thing, would it still be
stupid?  If so, what should it be doing instead?

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