On Wed, Aug 7, 2019 at 5:38 AM Jesper Dangaard Brouer <[email protected]> wrote: > > Make it clear that this XDP program depend on the network > stack to do the ARP resolution. This is connected with the > BPF_FIB_LKUP_RET_NO_NEIGH return code from bpf_fib_lookup(). > > Another common mistake (seen via XDP-tutorial) is that users > don't realize that sysctl net.ipv{4,6}.conf.all.forwarding > setting is honored by bpf_fib_lookup. > > Reported-by: Anton Protopopov <[email protected]> > Signed-off-by: Jesper Dangaard Brouer <[email protected]>
Acked-by: Yonghong Song <[email protected]>
