PACKET_TX_RING
case PACKET_TX_RING:
optname == PACKET_TX_RING);
bug_on(ring->type != PACKET_TX_RING);
if (type == PACKET_TX_RING)
[PACKET_TX_RING] = "PACKET_TX_RING",
ret |= test_tpacket(TPACKET_V1, PACKET_TX_RING);
ret |= test_tpacket(TPACKET_V2, PACKET_TX_RING);
ret |= test_tpacket(TPACKET_V3, PACKET_TX_RING);
if (setsockopt(fdt, SOL_PACKET, PACKET_TX_RING,