init_packet_head(void)
static void init_packet_head(void)
init_packet_head(void){	INIT_LIST_HEAD(&packet_data_head.list);	rbu_data.packet_write_count = 0;	rbu_data.packet_read_count = 0;	rbu_data.num_packets = 0;	rbu_data.packetsize = 0;}