Re: swiotlb: remove duplicated #include

[Ingo Molnar]

* FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> wrote:

> > In a few days, but wanted to hear back from either Jeremy or Becky 
> > first about how well they actually work in their usecases.
> 
> Well, you don't need to wait, I think.
> 
> All Jeremy and Becky need is adding highmem support to swiotlb. How we 
> support it doesn't matter. We can choose better one.
> 
> We all (including Jeremy) agreed that Becky's physical address scheme is 
> better (simpler) than Jeremy's struct page and offset scheme. Surely, 
> Becky's scheme works for Xen and him (Jeremy said that he tested it 
> lightly).

Jeremy said, when he submitted this series, shortly before Christmas:

 >> Here's a work in progress series [...]
 >>
 >> Quick testing showed no problems, but I haven't had the chance to do 
 >> anything extensive.

Jeremy, did you have a chance to do more testing with the current 
tip/master bits on Xen, so that we can push it to Linus?

> One remaining issue is how to support map_page/unmap_page. As we 
> discussed, we can add some workarounds for it but it's better to unify 
> dma_mapping_ops. I send patches to do it after testing them on an IA64 
> box tomorrow.

ok.

	Ingo
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