xen_swiotlb_sync_single_for_cpu 512 drivers/xen/swiotlb-xen.c xen_swiotlb_sync_single_for_cpu(dev, sg->dma_address, xen_swiotlb_sync_single_for_cpu 545 drivers/xen/swiotlb-xen.c .sync_single_for_cpu = xen_swiotlb_sync_single_for_cpu,