NETIF_F_NOCACHE_COPY 167 include/linux/netdev_features.h #define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO) NETIF_F_NOCACHE_COPY 1832 include/net/sock.h } else if (sk->sk_route_caps & NETIF_F_NOCACHE_COPY) {