Symbol: VIRTIO_NET_HDR_F_NEEDS_CSUM
sys/dev/netmap/netmap_kern.h
2230
#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 /* Use csum_start, csum_offset */
sys/dev/virtio/network/virtio_net.h
104
#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 /* Use csum_start, csum_offset */