Stefano Stabellini 6cf0546362 swiotlb-xen: use xen_dma_map/unmap_page, xen_dma_sync_single_for_cpu/device
Call xen_dma_map_page, xen_dma_unmap_page, xen_dma_sync_single_for_cpu,
xen_dma_sync_single_for_device from swiotlb-xen to ensure cpu/device
coherency of the pages used for DMA, including the ones belonging to the
swiotlb buffer.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
2013-10-25 10:33:25 +00:00
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