On 10/1/18 2:43 AM, Mike Manning wrote: > Add a sysctl raw_l3mdev_accept to control raw socket lookup in a manner > similar to use of tcp_l3mdev_accept for stream and of udp_l3mdev_accept > for datagram sockets. Have this default to off as this is what users > expect, given that there is no explicit mechanism to set unmodified > VRF-unaware application into a default VRF.
It needs to default to on to avoid breaking existing users. With the raw_l3mdev_accept sysctl set to 0 both 'ping -I <vrf> <addr>' and 'ping -I <dev> <addr>' fail when they succeed today.