is_ring_empty     961 drivers/net/ethernet/hisilicon/hns/hns_enet.c 	if (is_ring_empty(ring) || head == ring->next_to_clean)
is_ring_empty    2341 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c 	if (is_ring_empty(ring) || head == ring->next_to_clean)