Messages in this thread | | | Date | Wed, 10 Jan 2018 16:30:17 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 27/33] dma-direct: use node local allocations for coherent memory |
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On Wed, Jan 10, 2018 at 12:06:22PM +0000, Robin Murphy wrote: > On 10/01/18 08:00, Christoph Hellwig wrote: >> To preserve the x86 behavior. > > And combined with patch 10/22 of the SWIOTLB refactoring, this means > SWIOTLB allocations will also end up NUMA-aware, right? Great, that's what > we want on arm64 too :)
Well, only for swiotlb allocations that can be satisfied by dma_direct_alloc. If we actually have to fall back to the swiotlb buffers there is not node affinity yet.
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