Am 30.10.2015 um 02:09 schrieb Andy Lutomirski: > 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. > > This appears to work on native and Xen x86_64 using both modern and > legacy virtio-pci. It also appears to work on arm and arm64. > > It definitely won't work as-is on s390x, and I haven't been able to > test Christian's patches because I can't get virtio-ccw to work in > QEMU at all. I don't know what I'm doing wrong.
[...] > virtio-net: Stop doing DMA from the stack > > drivers/net/virtio_net.c | 34 ++-- > drivers/virtio/Kconfig | 2 +- > drivers/virtio/virtio_mmio.c | 67 ++----- > drivers/virtio/virtio_pci_common.h | 6 - > drivers/virtio/virtio_pci_legacy.c | 42 ++--- > drivers/virtio/virtio_pci_modern.c | 61 ++----- > drivers/virtio/virtio_ring.c | 348 > ++++++++++++++++++++++++++++++------- do you also have an untested patch for drivers/s390/virtio/* ? _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization
