From: Amos Kong <ak...@redhat.com> Currenly mac is programmed byte by byte. This means that we have an intermediate step where mac is wrong.
Second patch introduced a new vq control command to set mac address, it's atomic. V2: check return of sending command, delay eth_mac_addr() V3: restore software address when fail to set hardware address Amos Kong (2): move virtnet_send_command() above virtnet_set_mac_address() virtio-net: introduce a new control to set macaddr drivers/net/virtio_net.c | 110 +++++++++++++++++++++++----------------- include/uapi/linux/virtio_net.h | 8 ++- 2 files changed, 71 insertions(+), 47 deletions(-) -- 1.7.11.7