The virtio net protocol supports UFO but does not provide for passing a
fragment ID for fragmentation of IPv6 packets.  We used to generate a
fragment ID wherever such a packet was fragmented, but currently we
always use ID=0!

Ben.

Ben Hutchings (2):
  drivers/net: Disable UFO through virtio
  drivers/net,ipv6: Select IPv6 fragment idents for virtio UFO packets

 drivers/net/macvtap.c    | 16 ++++++++--------
 drivers/net/tun.c        | 24 +++++++++++++++---------
 drivers/net/virtio_net.c | 23 +++++++++++++----------
 include/net/ipv6.h       |  2 ++
 net/ipv6/output_core.c   | 34 ++++++++++++++++++++++++++++++++++
 5 files changed, 72 insertions(+), 27 deletions(-)


-- 
Ben Hutchings
Theory and practice are closer in theory than in practice.
                                - John Levine, moderator of comp.compilers