On 11/19/2013 03:32 PM, Akinobu Mita wrote:
> The DMA Contiguous Memory Allocator support on x86 is disabled when
> swiotlb config option is enabled. So DMA CMA is always disabled on
> x86_64 because swiotlb is always enabled. This attempts to support
> for DMA CMA with enabling swiotlb config option.
What is the use case?
-hpa
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