Re: [PATCH] intel-iommu: use coherent_dma_mask in alloc_coherent

From: David Woodhouse
Date: Mon Oct 20 2008 - 03:21:44 EST


On Mon, 2008-10-20 at 09:46 +0900, FUJITA Tomonori wrote:
> > I've fixed this up to cope with the fact that dma_mask can be bigger
> > than an 'unsigned long', and committed it to the iommu-2-6.git tree.
>
> Hmm, 'unsigned long' is 64 bits on IA64 and X86_64. How can dma_mask
> be bigger than an 'unsigned long'?

On i386.

--
David Woodhouse Open Source Technology Centre
David.Woodhouse@xxxxxxxxx Intel Corporation

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