On Tue, 24 Apr 2018 23:39:16 +0900 Toshiaki Makita <toshiaki.maki...@gmail.com> wrote:
> This is basic implementation of veth driver XDP. > > Incoming packets are sent from the peer veth device in the form of skb, > so this is generally doing the same thing as generic XDP. I'm unsure that context you are calling veth_xdp_rcv_skb() from. The XDP (RX side) depend heavily on the protection provided by NAPI context. It looks like you are adding NAPI handler later. -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer