Re: [PATCH crosvm] crosvm: support setting guest MAC from tap-fd

On Fri, Apr 09, 2021 at 10:20:26PM +0000, Alyssa Ross wrote:

This adds a mac= option to crosvm's --tap-fd option. The virtio-net driver in the guest will read the desired MAC from virtio configuration space.

See the documentation for VIRTIO_NET_F_MAC in the Virtio spec[1].

[1]: https://docs.oasis-open.org/virtio/virtio/v1.1/virtio-v1.1.html

Oh, I forgot to add: Thanks-to: Puck Meerburg <puck@puckipedia.com>

--- This will be important for host-based networking in Spectrum.

devices/src/virtio/net.rs | 31 ++++++++++++++++--- src/crosvm.rs | 8 +++-- src/linux.rs | 20 +++++++----- src/main.rs | 64 ++++++++++++++++++++++++++++++--------- 4 files changed, 96 insertions(+), 27 deletions(-)