This switches virtio to use the DMA API unconditionally. I'm sure it breaks things, but it seems to work on x86 using virtio-pci, with and without Xen, and using both the modern 1.0 variant and the legacy variant. Andy Lutomirski (3): virtio_net: Stop doing DMA from the stack virtio_ring: Support DMA APIs virtio_pci: Use the DMA API drivers/net/virtio_net.c | 53 +++++++---- drivers/virtio/Kconfig | 2 +- drivers/virtio/virtio_pci_common.h | 3 +- drivers/virtio/virtio_pci_legacy.c | 19 +++- drivers/virtio/virtio_pci_modern.c | 34 ++++--- drivers/virtio/virtio_ring.c | 179 ++++++++++++++++++++++++++++++------- tools/virtio/linux/dma-mapping.h | 17 ++++ 7 files changed, 241 insertions(+), 66 deletions(-) create mode 100644 tools/virtio/linux/dma-mapping.h -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html