From: Andi Kleen <ak@suse.de>
To: Matthew Wilcox <matthew@wil.cx>
Subject: Re: [PATCH] ioremap_cached()
Date: Thu, 30 Mar 2006 22:17:55 +0200
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On Thursday 30 March 2006 22:14, Matthew Wilcox wrote:

> I think you misunderstood.  The right interface to call, that should
> work everywhere, should be the simple, obvious one.  ioremap().  That
> effectively is what everyone gets anyway (since they test on x86).
> So change the *definition* of ioremap() to be uncached.  Then we can add
> ioremap_wc() and ioremap_cached() for these special purpose mappings.

That would break all the current users who do ioremap on memory
and want it cached.

-Andi
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