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SubjectRe: [PATCH 4/7] swiotlb: Allow arch override of address_needs_mapping
FUJITA Tomonori wrote:
> Hmm, I think that ia64 use swiotlb_alloc_boot too.
>
> ia64 uses swiotlb in two ways; using only swiotlb, using swiotlb and
> hw iommu. The latter is similar what x86 Calgary does.
>

Yes, I see. It also calls swiotlb_init() ->
swiotlb_init_with_default_size(), though I got lost in the
machvec/platform setup, so I couldn't quite work out where
platform_dma_init() gets called from.

But I couldn't see any x86 references to
swiotlb_late_init_with_default_size().

J


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