dcd_pkt_wrapper
_NOTE(SCHEME_PROTECTS_DATA("unique per thread", dcd_pkt_wrapper))
struct dcd_pkt_wrapper *hba_pkt;
pktlen = sizeof (struct dcd_pkt_wrapper) +
kmem_free((struct dcd_pkt_wrapper *)pkt,
((struct dcd_pkt_wrapper *)pkt)->pkt_wrapper_len);