Re: [PATCH 4/7] swiotlb: Allow arch override ofaddress_needs_mapping

[Christoph Hellwig]

On Wed, Apr 08, 2009 at 09:09:18AM -0500, Kumar Gala wrote:
> From: Becky Bruce <beckyb@xxxxxxxxxxxxxxxxxxx>
> 
> Some architectures require additional checking to determine
> if a device can dma to an address and need to provide their
> own address_needs_mapping..

Shouldn't we just move it completely to the arch?  I think that ia64 and
x86 currently use the same one is more of an accident.

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