Re: [Xen-devel] [PATCH] xen: swiotlb: handle sizeof(dma_addr_t) != sizeof(phys_addr_t)

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2014-01-23 at 12:42 -0500, Konrad Rzeszutek Wilk wrote:
> And I presume dma_addr_t is 64bit regardless of PAE and non-PAE?

Correct. Or rather, correct after this patch which adds "select
ARCH_DMA_ADDR_T_64BIT" to the Kconfig.

>  (Sorry I am on my phone and its hard to do SSH and cscope).

You're doing very well to quote everything properly, so no worries!

> Based on your explanation I believe the patch is fine though I have to
> work out carefully the casting it does in my mind.

OK, thanks.

Ian.


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