From: David Ahern <redacted>
Date: Mon, 28 Sep 2015 10:16:50 -0700

v2
- rebased to top of net-next

- addressed Niks comments (checking master, removing extra lines, and
  flipping the order of patches 1 and 2)

This still needs some work:

ERROR: "l3mdev_master_ifindex_rcu" [net/ipv6/ipv6.ko] undefined!
scripts/Makefile.modpost:90: recipe for target '__modpost' failed
make[1]: *** [__modpost] Error 1
Makefile:1095: recipe for target 'modules' failed
make: *** [modules] Error 2