NO_HINT
if (ring_info->hint[pktbufsz_type] != NO_HINT) {
ring_info->hint[pktbufsz_type] = NO_HINT;
ring_info->hint[0] = NO_HINT;
ring_info->hint[1] = NO_HINT;
ring_info->hint[2] = NO_HINT;
ring_info->hint[3] = NO_HINT;
ring_info->hint[0] = NO_HINT;
ring_info->hint[1] = NO_HINT;
ring_info->hint[2] = NO_HINT;
if (ring_info->hint[pktbufsz_type] != NO_HINT) {
ring_info->hint[pktbufsz_type] = NO_HINT;