Update to FreeBSD head 2018-12-20

Git mirror commit 19a6ceb89dbacf74697d493e48c388767126d418.

It includes an update of wpa_supplicant to version 2.7.

It includes an update of the OpenSSL baseline to version 1.1.1a.

Update #3472.

22 files changed, 45 insertions, 4780 deletions

diff --git a/freebsd/sys/net/altq/altq.h b/freebsd/sys/net/altq/altq.h
index 35024461..731fead4 100644
--- a/freebsd/sys/net/altq/altq.h
+++ b/freebsd/sys/net/altq/altq.h
@@ -38,16 +38,6 @@
 #define ALTQ3_CLFIER_COMPAT	/* for compatibility with altq-3 classifier */
 #endif
 
-#ifdef ALTQ3_COMPAT
-#include <sys/param.h>
-#include <sys/ioccom.h>
-#include <sys/queue.h>
-#include <netinet/in.h>
-
-#ifndef IFNAMSIZ
-#define	IFNAMSIZ	16
-#endif
-#endif /* ALTQ3_COMPAT */
 
 /* altq discipline type */
 #define	ALTQT_NONE		0	/* reserved */
@@ -67,12 +57,6 @@
 #define	ALTQT_CODEL		14      /* CoDel */
 #define	ALTQT_MAX		15	/* should be max discipline type + 1 */
 
-#ifdef ALTQ3_COMPAT
-struct	altqreq {
-	char	ifname[IFNAMSIZ];	/* if name, e.g. "en0" */
-	u_long	arg;			/* request-specific argument */
-};
-#endif
 
 /* simple token backet meter profile */
 struct	tb_profile {
@@ -80,85 +64,6 @@ struct	tb_profile {
 	u_int32_t	depth;	/* depth in bytes */
 };
 
-#ifdef ALTQ3_COMPAT
-struct	tbrreq {
-	char	ifname[IFNAMSIZ];	/* if name, e.g. "en0" */
-	struct	tb_profile tb_prof;	/* token bucket profile */
-};
-
-#ifdef ALTQ3_CLFIER_COMPAT
-/*
- * common network flow info structure
- */
-struct flowinfo {
-	u_char		fi_len;		/* total length */
-	u_char		fi_family;	/* address family */
-	u_int8_t	fi_data[46];	/* actually longer; address family
-					   specific flow info. */
-};
-
-/*
- * flow info structure for internet protocol family.
- * (currently this is the only protocol family supported)
- */
-struct flowinfo_in {
-	u_char		fi_len;		/* sizeof(struct flowinfo_in) */
-	u_char		fi_family;	/* AF_INET */
-	u_int8_t	fi_proto;	/* IPPROTO_XXX */
-	u_int8_t	fi_tos;		/* type-of-service */
-	struct in_addr	fi_dst;		/* dest address */
-	struct in_addr	fi_src;		/* src address */
-	u_int16_t	fi_dport;	/* dest port */
-	u_int16_t	fi_sport;	/* src port */
-	u_int32_t	fi_gpi;		/* generalized port id for ipsec */
-	u_int8_t	_pad[28];	/* make the size equal to
-					   flowinfo_in6 */
-};
-
-#ifdef SIN6_LEN
-struct flowinfo_in6 {
-	u_char		fi6_len;	/* sizeof(struct flowinfo_in6) */
-	u_char		fi6_family;	/* AF_INET6 */
-	u_int8_t	fi6_proto;	/* IPPROTO_XXX */
-	u_int8_t	fi6_tclass;	/* traffic class */
-	u_int32_t	fi6_flowlabel;	/* ipv6 flowlabel */
-	u_int16_t	fi6_dport;	/* dest port */
-	u_int16_t	fi6_sport;	/* src port */
-	u_int32_t	fi6_gpi;	/* generalized port id */
-	struct in6_addr fi6_dst;	/* dest address */
-	struct in6_addr fi6_src;	/* src address */
-};
-#endif /* INET6 */
-
-/*
- * flow filters for AF_INET and AF_INET6
- */
-struct flow_filter {
-	int			ff_ruleno;
-	struct flowinfo_in	ff_flow;
-	struct {
-		struct in_addr	mask_dst;
-		struct in_addr	mask_src;
-		u_int8_t	mask_tos;
-		u_int8_t	_pad[3];
-	} ff_mask;
-	u_int8_t _pad2[24];	/* make the size equal to flow_filter6 */
-};
-
-#ifdef SIN6_LEN
-struct flow_filter6 {
-	int			ff_ruleno;
-	struct flowinfo_in6	ff_flow6;
-	struct {
-		struct in6_addr	mask6_dst;
-		struct in6_addr	mask6_src;
-		u_int8_t	mask6_tclass;
-		u_int8_t	_pad[3];
-	} ff_mask6;
-};
-#endif /* INET6 */
-#endif /* ALTQ3_CLFIER_COMPAT */
-#endif /* ALTQ3_COMPAT */
 
 /*
  * generic packet counter
@@ -171,33 +76,6 @@ struct pktcntr {
 #define	PKTCNTR_ADD(cntr, len)	\
 	do { (cntr)->packets++; (cntr)->bytes += len; } while (/*CONSTCOND*/ 0)
 
-#ifdef ALTQ3_COMPAT
-/*
- * altq related ioctls
- */
-#define	ALTQGTYPE	_IOWR('q', 0, struct altqreq)	/* get queue type */
-#if 0
-/*
- * these ioctls are currently discipline-specific but could be shared
- * in the future.
- */
-#define	ALTQATTACH	_IOW('q', 1, struct altqreq)	/* attach discipline */
-#define	ALTQDETACH	_IOW('q', 2, struct altqreq)	/* detach discipline */
-#define	ALTQENABLE	_IOW('q', 3, struct altqreq)	/* enable discipline */
-#define	ALTQDISABLE	_IOW('q', 4, struct altqreq)	/* disable discipline*/
-#define	ALTQCLEAR	_IOW('q', 5, struct altqreq)	/* (re)initialize */
-#define	ALTQCONFIG	_IOWR('q', 6, struct altqreq)	/* set config params */
-#define	ALTQADDCLASS	_IOWR('q', 7, struct altqreq)	/* add a class */
-#define	ALTQMODCLASS	_IOWR('q', 8, struct altqreq)	/* modify a class */
-#define	ALTQDELCLASS	_IOWR('q', 9, struct altqreq)	/* delete a class */
-#define	ALTQADDFILTER	_IOWR('q', 10, struct altqreq)	/* add a filter */
-#define	ALTQDELFILTER	_IOWR('q', 11, struct altqreq)	/* delete a filter */
-#define	ALTQGETSTATS	_IOWR('q', 12, struct altqreq)	/* get statistics */
-#define	ALTQGETCNTR	_IOWR('q', 13, struct altqreq)	/* get a pkt counter */
-#endif /* 0 */
-#define	ALTQTBRSET	_IOW('q', 14, struct tbrreq)	/* set tb regulator */
-#define	ALTQTBRGET	_IOWR('q', 15, struct tbrreq)	/* get tb regulator */
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 #include <net/altq/altq_var.h>
diff --git a/freebsd/sys/net/altq/altq_cbq.c b/freebsd/sys/net/altq/altq_cbq.c
index ac108bd1..015e35bf 100644
--- a/freebsd/sys/net/altq/altq_cbq.c
+++ b/freebsd/sys/net/altq/altq_cbq.c
@@ -46,10 +46,6 @@
 #include <sys/proc.h>
 #include <sys/errno.h>
 #include <sys/time.h>
-#ifdef ALTQ3_COMPAT
-#include <sys/uio.h>
-#include <sys/kernel.h>
-#endif
 
 #include <net/if.h>
 #include <net/if_var.h>
@@ -60,16 +56,7 @@
 #include <netpfil/pf/pf_mtag.h>
 #include <net/altq/altq.h>
 #include <net/altq/altq_cbq.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
 
-#ifdef ALTQ3_COMPAT
-/*
- * Local Data structures.
- */
-static cbq_state_t *cbq_list = NULL;
-#endif
 
 /*
  * Forward Declarations.
@@ -84,21 +71,6 @@ static struct mbuf	*cbq_dequeue(struct ifaltq *, int);
 static void		 cbqrestart(struct ifaltq *);
 static void		 get_class_stats(class_stats_t *, struct rm_class *);
 static void		 cbq_purge(cbq_state_t *);
-#ifdef ALTQ3_COMPAT
-static int	cbq_add_class(struct cbq_add_class *);
-static int	cbq_delete_class(struct cbq_delete_class *);
-static int	cbq_modify_class(struct cbq_modify_class *);
-static int 	cbq_class_create(cbq_state_t *, struct cbq_add_class *,
-				 struct rm_class *, struct rm_class *);
-static int	cbq_clear_hierarchy(struct cbq_interface *);
-static int	cbq_set_enable(struct cbq_interface *, int);
-static int	cbq_ifattach(struct cbq_interface *);
-static int	cbq_ifdetach(struct cbq_interface *);
-static int 	cbq_getstats(struct cbq_getstats *);
-
-static int	cbq_add_filter(struct cbq_add_filter *);
-static int	cbq_delete_filter(struct cbq_delete_filter *);
-#endif /* ALTQ3_COMPAT */
 
 /*
  * int
@@ -125,10 +97,6 @@ cbq_class_destroy(cbq_state_t *cbqp, struct rm_class *cl)
 		cbqp->ifnp.root_ = NULL;
 	if (cl == cbqp->ifnp.default_)
 		cbqp->ifnp.default_ = NULL;
-#ifdef ALTQ3_COMPAT
-	if (cl == cbqp->ifnp.ctl_)
-		cbqp->ifnp.ctl_ = NULL;
-#endif
 	return (0);
 }
 
@@ -181,10 +149,6 @@ cbq_clear_interface(cbq_state_t *cbqp)
 						cbqp->ifnp.root_ = NULL;
 					if (cl == cbqp->ifnp.default_)
 						cbqp->ifnp.default_ = NULL;
-#ifdef ALTQ3_COMPAT
-					if (cl == cbqp->ifnp.ctl_)
-						cbqp->ifnp.ctl_ = NULL;
-#endif
 				}
 			}
 		}
@@ -514,10 +478,6 @@ cbq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 	cl = NULL;
 	if ((t = pf_find_mtag(m)) != NULL)
 		cl = clh_to_clp(cbqp, t->qid);
-#ifdef ALTQ3_COMPAT
-	else if ((ifq->altq_flags & ALTQF_CLASSIFY) && pktattr != NULL)
-		cl = pktattr->pattr_class;
-#endif
 	if (cl == NULL) {
 		cl = cbqp->ifnp.default_;
 		if (cl == NULL) {
@@ -525,12 +485,7 @@ cbq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 			return (ENOBUFS);
 		}
 	}
-#ifdef ALTQ3_COMPAT
-	if (pktattr != NULL)
-		cl->pktattr_ = pktattr;  /* save proto hdr used by ECN */
-	else
-#endif
-		cl->pktattr_ = NULL;
+	cl->pktattr_ = NULL;
 	len = m_pktlen(m);
 	if (rmc_queue_packet(cl, m) != 0) {
 		/* drop occurred.  some mbuf was freed in rmc_queue_packet. */
@@ -608,564 +563,5 @@ static void cbq_purge(cbq_state_t *cbqp)
 	if (ALTQ_IS_ENABLED(cbqp->ifnp.ifq_))
 		cbqp->ifnp.ifq_->ifq_len = 0;
 }
-#ifdef ALTQ3_COMPAT
-
-static int
-cbq_add_class(acp)
-	struct cbq_add_class *acp;
-{
-	char		*ifacename;
-	struct rm_class	*borrow, *parent;
-	cbq_state_t	*cbqp;
-
-	ifacename = acp->cbq_iface.cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	/* check parameters */
-	if (acp->cbq_class.priority >= CBQ_MAXPRI ||
-	    acp->cbq_class.maxq > CBQ_MAXQSIZE)
-		return (EINVAL);
-
-	/* Get pointers to parent and borrow classes.  */
-	parent = clh_to_clp(cbqp, acp->cbq_class.parent_class_handle);
-	borrow = clh_to_clp(cbqp, acp->cbq_class.borrow_class_handle);
-
-	/*
-	 * A class must borrow from it's parent or it can not
-	 * borrow at all.  Hence, borrow can be null.
-	 */
-	if (parent == NULL && (acp->cbq_class.flags & CBQCLF_ROOTCLASS) == 0) {
-		printf("cbq_add_class: no parent class!\n");
-		return (EINVAL);
-	}
-
-	if ((borrow != parent)  && (borrow != NULL)) {
-		printf("cbq_add_class: borrow class != parent\n");
-		return (EINVAL);
-	}
-
-	return cbq_class_create(cbqp, acp, parent, borrow);
-}
-
-static int
-cbq_delete_class(dcp)
-	struct cbq_delete_class *dcp;
-{
-	char		*ifacename;
-	struct rm_class	*cl;
-	cbq_state_t	*cbqp;
-
-	ifacename = dcp->cbq_iface.cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(cbqp, dcp->cbq_class_handle)) == NULL)
-		return (EINVAL);
-
-	/* if we are a parent class, then return an error. */
-	if (is_a_parent_class(cl))
-		return (EINVAL);
-
-	/* if a filter has a reference to this class delete the filter */
-	acc_discard_filters(&cbqp->cbq_classifier, cl, 0);
-
-	return cbq_class_destroy(cbqp, cl);
-}
-
-static int
-cbq_modify_class(acp)
-	struct cbq_modify_class *acp;
-{
-	char		*ifacename;
-	struct rm_class	*cl;
-	cbq_state_t	*cbqp;
-
-	ifacename = acp->cbq_iface.cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	/* Get pointer to this class */
-	if ((cl = clh_to_clp(cbqp, acp->cbq_class_handle)) == NULL)
-		return (EINVAL);
-
-	if (rmc_modclass(cl, acp->cbq_class.nano_sec_per_byte,
-			 acp->cbq_class.maxq, acp->cbq_class.maxidle,
-			 acp->cbq_class.minidle, acp->cbq_class.offtime,
-			 acp->cbq_class.pktsize) < 0)
-		return (EINVAL);
-	return (0);
-}
-
-/*
- * struct rm_class *
- * cbq_class_create(cbq_mod_state_t *cbqp, struct cbq_add_class *acp,
- *		struct rm_class *parent, struct rm_class *borrow)
- *
- * This function create a new traffic class in the CBQ class hierarchy of
- * given parameters.  The class that created is either the root, default,
- * or a new dynamic class.  If CBQ is not initilaized, the root class
- * will be created.
- */
-static int
-cbq_class_create(cbqp, acp, parent, borrow)
-	cbq_state_t *cbqp;
-	struct cbq_add_class *acp;
-	struct rm_class *parent, *borrow;
-{
-	struct rm_class	*cl;
-	cbq_class_spec_t *spec = &acp->cbq_class;
-	u_int32_t	chandle;
-	int		i;
-
-	/*
-	 * allocate class handle
-	 */
-	for (i = 1; i < CBQ_MAX_CLASSES; i++)
-		if (cbqp->cbq_class_tbl[i] == NULL)
-			break;
-	if (i == CBQ_MAX_CLASSES)
-		return (EINVAL);
-	chandle = i;	/* use the slot number as class handle */
-
-	/*
-	 * create a class.  if this is a root class, initialize the
-	 * interface.
-	 */
-	if ((spec->flags & CBQCLF_CLASSMASK) == CBQCLF_ROOTCLASS) {
-		rmc_init(cbqp->ifnp.ifq_, &cbqp->ifnp, spec->nano_sec_per_byte,
-			 cbqrestart, spec->maxq, RM_MAXQUEUED,
-			 spec->maxidle, spec->minidle, spec->offtime,
-			 spec->flags);
-		cl = cbqp->ifnp.root_;
-	} else {
-		cl = rmc_newclass(spec->priority,
-				  &cbqp->ifnp, spec->nano_sec_per_byte,
-				  rmc_delay_action, spec->maxq, parent, borrow,
-				  spec->maxidle, spec->minidle, spec->offtime,
-				  spec->pktsize, spec->flags);
-	}
-	if (cl == NULL)
-		return (ENOMEM);
-
-	/* return handle to user space. */
-	acp->cbq_class_handle = chandle;
-
-	cl->stats_.handle = chandle;
-	cl->stats_.depth = cl->depth_;
-
-	/* save the allocated class */
-	cbqp->cbq_class_tbl[i] = cl;
-
-	if ((spec->flags & CBQCLF_CLASSMASK) == CBQCLF_DEFCLASS)
-		cbqp->ifnp.default_ = cl;
-	if ((spec->flags & CBQCLF_CLASSMASK) == CBQCLF_CTLCLASS)
-		cbqp->ifnp.ctl_ = cl;
-
-	return (0);
-}
-
-static int
-cbq_add_filter(afp)
-	struct cbq_add_filter *afp;
-{
-	char		*ifacename;
-	cbq_state_t	*cbqp;
-	struct rm_class	*cl;
-
-	ifacename = afp->cbq_iface.cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	/* Get the pointer to class. */
-	if ((cl = clh_to_clp(cbqp, afp->cbq_class_handle)) == NULL)
-		return (EINVAL);
-
-	return acc_add_filter(&cbqp->cbq_classifier, &afp->cbq_filter,
-			      cl, &afp->cbq_filter_handle);
-}
-
-static int
-cbq_delete_filter(dfp)
-	struct cbq_delete_filter *dfp;
-{
-	char		*ifacename;
-	cbq_state_t	*cbqp;
-
-	ifacename = dfp->cbq_iface.cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	return acc_delete_filter(&cbqp->cbq_classifier,
-				 dfp->cbq_filter_handle);
-}
-
-/*
- * cbq_clear_hierarchy deletes all classes and their filters on the
- * given interface.
- */
-static int
-cbq_clear_hierarchy(ifacep)
-	struct cbq_interface *ifacep;
-{
-	char		*ifacename;
-	cbq_state_t	*cbqp;
-
-	ifacename = ifacep->cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	return cbq_clear_interface(cbqp);
-}
-
-/*
- * static int
- * cbq_set_enable(struct cbq_enable *ep) - this function processed the
- *	ioctl request to enable class based queueing.  It searches the list
- *	of interfaces for the specified interface and then enables CBQ on
- *	that interface.
- *
- *	Returns:	0, for no error.
- *			EBADF, for specified inteface not found.
- */
-
-static int
-cbq_set_enable(ep, enable)
-	struct cbq_interface *ep;
-	int enable;
-{
-	int 	error = 0;
-	cbq_state_t	*cbqp;
-	char 	*ifacename;
-
-	ifacename = ep->cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	switch (enable) {
-	case ENABLE:
-		if (cbqp->ifnp.root_ == NULL || cbqp->ifnp.default_ == NULL ||
-		    cbqp->ifnp.ctl_ == NULL) {
-			if (cbqp->ifnp.root_ == NULL)
-				printf("No Root Class for %s\n", ifacename);
-			if (cbqp->ifnp.default_ == NULL)
-				printf("No Default Class for %s\n", ifacename);
-			if (cbqp->ifnp.ctl_ == NULL)
-				printf("No Control Class for %s\n", ifacename);
-			error = EINVAL;
-		} else if ((error = altq_enable(cbqp->ifnp.ifq_)) == 0) {
-			cbqp->cbq_qlen = 0;
-		}
-		break;
-
-	case DISABLE:
-		error = altq_disable(cbqp->ifnp.ifq_);
-		break;
-	}
-	return (error);
-}
-
-static int
-cbq_getstats(gsp)
-	struct cbq_getstats *gsp;
-{
-	char		*ifacename;
-	int		i, n, nclasses;
-	cbq_state_t	*cbqp;
-	struct rm_class	*cl;
-	class_stats_t	stats, *usp;
-	int error = 0;
-
-	ifacename = gsp->iface.cbq_ifacename;
-	nclasses = gsp->nclasses;
-	usp = gsp->stats;
-
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-	if (nclasses <= 0)
-		return (EINVAL);
-
-	for (n = 0, i = 0; n < nclasses && i < CBQ_MAX_CLASSES; n++, i++) {
-		while ((cl = cbqp->cbq_class_tbl[i]) == NULL)
-			if (++i >= CBQ_MAX_CLASSES)
-				goto out;
-
-		get_class_stats(&stats, cl);
-		stats.handle = cl->stats_.handle;
-
-		if ((error = copyout((caddr_t)&stats, (caddr_t)usp++,
-		    sizeof(stats))) != 0)
-			return (error);
-	}
-
- out:
-	gsp->nclasses = n;
-	return (error);
-}
-
-static int
-cbq_ifattach(ifacep)
-	struct cbq_interface *ifacep;
-{
-	int		error = 0;
-	char		*ifacename;
-	cbq_state_t	*new_cbqp;
-	struct ifnet 	*ifp;
-
-	ifacename = ifacep->cbq_ifacename;
-	if ((ifp = ifunit(ifacename)) == NULL)
-		return (ENXIO);
-	if (!ALTQ_IS_READY(&ifp->if_snd))
-		return (ENXIO);
-
-	/* allocate and initialize cbq_state_t */
-	new_cbqp = malloc(sizeof(cbq_state_t), M_DEVBUF, M_WAITOK);
-	if (new_cbqp == NULL)
-		return (ENOMEM);
-	bzero(new_cbqp, sizeof(cbq_state_t));
- 	CALLOUT_INIT(&new_cbqp->cbq_callout);
-
-	new_cbqp->cbq_qlen = 0;
-	new_cbqp->ifnp.ifq_ = &ifp->if_snd;	    /* keep the ifq */
-
-	/*
-	 * set CBQ to this ifnet structure.
-	 */
-	error = altq_attach(&ifp->if_snd, ALTQT_CBQ, new_cbqp,
-			    cbq_enqueue, cbq_dequeue, cbq_request,
-			    &new_cbqp->cbq_classifier, acc_classify);
-	if (error) {
-		free(new_cbqp, M_DEVBUF);
-		return (error);
-	}
-
-	/* prepend to the list of cbq_state_t's. */
-	new_cbqp->cbq_next = cbq_list;
-	cbq_list = new_cbqp;
-
-	return (0);
-}
-
-static int
-cbq_ifdetach(ifacep)
-	struct cbq_interface *ifacep;
-{
-	char		*ifacename;
-	cbq_state_t 	*cbqp;
-
-	ifacename = ifacep->cbq_ifacename;
-	if ((cbqp = altq_lookup(ifacename, ALTQT_CBQ)) == NULL)
-		return (EBADF);
-
-	(void)cbq_set_enable(ifacep, DISABLE);
-
-	cbq_clear_interface(cbqp);
-
-	/* remove CBQ from the ifnet structure. */
-	(void)altq_detach(cbqp->ifnp.ifq_);
-
-	/* remove from the list of cbq_state_t's. */
-	if (cbq_list == cbqp)
-		cbq_list = cbqp->cbq_next;
-	else {
-		cbq_state_t *cp;
-
-		for (cp = cbq_list; cp != NULL; cp = cp->cbq_next)
-			if (cp->cbq_next == cbqp) {
-				cp->cbq_next = cbqp->cbq_next;
-				break;
-			}
-		ASSERT(cp != NULL);
-	}
-
-	/* deallocate cbq_state_t */
-	free(cbqp, M_DEVBUF);
-
-	return (0);
-}
-
-/*
- * cbq device interface
- */
-
-altqdev_decl(cbq);
-
-int
-cbqopen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	return (0);
-}
-
-int
-cbqclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct ifnet *ifp;
-	struct cbq_interface iface;
-	int err, error = 0;
-
-	while (cbq_list) {
-		ifp = cbq_list->ifnp.ifq_->altq_ifp;
-		sprintf(iface.cbq_ifacename, "%s", ifp->if_xname);
-		err = cbq_ifdetach(&iface);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-
-	return (error);
-}
-
-int
-cbqioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	int	error = 0;
-
-	/* check cmd for superuser only */
-	switch (cmd) {
-	case CBQ_GETSTATS:
-		/* currently only command that an ordinary user can call */
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		error = priv_check(p, PRIV_ALTQ_MANAGE);
-#elsif (__FreeBSD_version > 400000)
-		error = suser(p);
-#else
-		error = suser(p->p_ucred, &p->p_acflag);
-#endif
-		if (error)
-			return (error);
-		break;
-	}
-
-	switch (cmd) {
-
-	case CBQ_ENABLE:
-		error = cbq_set_enable((struct cbq_interface *)addr, ENABLE);
-		break;
-
-	case CBQ_DISABLE:
-		error = cbq_set_enable((struct cbq_interface *)addr, DISABLE);
-		break;
-
-	case CBQ_ADD_FILTER:
-		error = cbq_add_filter((struct cbq_add_filter *)addr);
-		break;
-
-	case CBQ_DEL_FILTER:
-		error = cbq_delete_filter((struct cbq_delete_filter *)addr);
-		break;
-
-	case CBQ_ADD_CLASS:
-		error = cbq_add_class((struct cbq_add_class *)addr);
-		break;
-
-	case CBQ_DEL_CLASS:
-		error = cbq_delete_class((struct cbq_delete_class *)addr);
-		break;
-
-	case CBQ_MODIFY_CLASS:
-		error = cbq_modify_class((struct cbq_modify_class *)addr);
-		break;
-
-	case CBQ_CLEAR_HIERARCHY:
-		error = cbq_clear_hierarchy((struct cbq_interface *)addr);
-		break;
-
-	case CBQ_IF_ATTACH:
-		error = cbq_ifattach((struct cbq_interface *)addr);
-		break;
-
-	case CBQ_IF_DETACH:
-		error = cbq_ifdetach((struct cbq_interface *)addr);
-		break;
-
-	case CBQ_GETSTATS:
-		error = cbq_getstats((struct cbq_getstats *)addr);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-
-	return error;
-}
-
-#if 0
-/* for debug */
-static void cbq_class_dump(int);
-
-static void cbq_class_dump(i)
-	int i;
-{
-	struct rm_class *cl;
-	rm_class_stats_t *s;
-	struct _class_queue_ *q;
-
-	if (cbq_list == NULL) {
-		printf("cbq_class_dump: no cbq_state found\n");
-		return;
-	}
-	cl = cbq_list->cbq_class_tbl[i];
-
-	printf("class %d cl=%p\n", i, cl);
-	if (cl != NULL) {
-		s = &cl->stats_;
-		q = cl->q_;
-
-		printf("pri=%d, depth=%d, maxrate=%d, allotment=%d\n",
-		       cl->pri_, cl->depth_, cl->maxrate_, cl->allotment_);
-		printf("w_allotment=%d, bytes_alloc=%d, avgidle=%d, maxidle=%d\n",
-		       cl->w_allotment_, cl->bytes_alloc_, cl->avgidle_,
-		       cl->maxidle_);
-		printf("minidle=%d, offtime=%d, sleeping=%d, leaf=%d\n",
-		       cl->minidle_, cl->offtime_, cl->sleeping_, cl->leaf_);
-		printf("handle=%d, depth=%d, packets=%d, bytes=%d\n",
-		       s->handle, s->depth,
-		       (int)s->xmit_cnt.packets, (int)s->xmit_cnt.bytes);
-		printf("over=%d\n, borrows=%d, drops=%d, overactions=%d, delays=%d\n",
-		       s->over, s->borrows, (int)s->drop_cnt.packets,
-		       s->overactions, s->delays);
-		printf("tail=%p, head=%p, qlen=%d, qlim=%d, qthresh=%d,qtype=%d\n",
-		       q->tail_, q->head_, q->qlen_, q->qlim_,
-		       q->qthresh_, q->qtype_);
-	}
-}
-#endif /* 0 */
-
-#ifdef KLD_MODULE
-
-static struct altqsw cbq_sw =
-	{"cbq", cbqopen, cbqclose, cbqioctl};
-
-ALTQ_MODULE(altq_cbq, ALTQT_CBQ, &cbq_sw);
-MODULE_DEPEND(altq_cbq, altq_red, 1, 1, 1);
-MODULE_DEPEND(altq_cbq, altq_rio, 1, 1, 1);
-
-#endif /* KLD_MODULE */
-#endif /* ALTQ3_COMPAT */
 
 #endif /* ALTQ_CBQ */
diff --git a/freebsd/sys/net/altq/altq_cbq.h b/freebsd/sys/net/altq/altq_cbq.h
index 04bcab1a..70974715 100644
--- a/freebsd/sys/net/altq/altq_cbq.h
+++ b/freebsd/sys/net/altq/altq_cbq.h
@@ -46,7 +46,7 @@ extern "C" {
 
 #define	NULL_CLASS_HANDLE	0
 
-/* class flags should be same as class flags in rm_class.h */
+/* class flags must be same as class flags in altq_rmclass.h */
 #define	CBQCLF_RED		0x0001	/* use RED */
 #define	CBQCLF_ECN		0x0002  /* use RED/ECN */
 #define	CBQCLF_RIO		0x0004  /* use RIO */
@@ -55,6 +55,15 @@ extern "C" {
 #define	CBQCLF_BORROW		0x0020  /* borrow from parent */
 #define	CBQCLF_CODEL		0x0040	/* use CoDel */
 
+#ifdef _KERNEL
+CTASSERT(CBQCLF_RED == RMCF_RED);
+CTASSERT(CBQCLF_ECN == RMCF_ECN);
+CTASSERT(CBQCLF_RIO == RMCF_RIO);
+CTASSERT(CBQCLF_FLOWVALVE == RMCF_FLOWVALVE);
+CTASSERT(CBQCLF_CLEARDSCP == RMCF_CLEARDSCP);
+CTASSERT(CBQCLF_CODEL == RMCF_CODEL);
+#endif
+
 /* class flags only for root class */
 #define	CBQCLF_WRR		0x0100	/* weighted-round robin */
 #define	CBQCLF_EFFICIENT	0x0200  /* work-conserving */
@@ -62,9 +71,6 @@ extern "C" {
 /* class flags for special classes */
 #define	CBQCLF_ROOTCLASS	0x1000	/* root class */
 #define	CBQCLF_DEFCLASS		0x2000	/* default class */
-#ifdef ALTQ3_COMPAT
-#define	CBQCLF_CTLCLASS		0x4000	/* control class */
-#endif
 #define	CBQCLF_CLASSMASK	0xf000	/* class mask */
 
 #define	CBQ_MAXQSIZE		200
@@ -105,88 +111,6 @@ typedef struct _cbq_class_stats_ {
  * header.
  */
 
-#ifdef ALTQ3_COMPAT
-/*
- * Define structures associated with IOCTLS for cbq.
- */
-
-/*
- * Define the CBQ interface structure.  This must be included in all
- * IOCTL's such that the CBQ driver may find the appropriate CBQ module
- * associated with the network interface to be affected.
- */
-struct cbq_interface {
-	char	cbq_ifacename[IFNAMSIZ];
-};
-
-typedef struct cbq_class_spec {
-	u_int		priority;
-	u_int		nano_sec_per_byte;
-	u_int		maxq;
-	u_int		maxidle;
-	int		minidle;
-	u_int		offtime;
-	u_int32_t	parent_class_handle;
-	u_int32_t	borrow_class_handle;
-
-	u_int		pktsize;
-	int		flags;
-} cbq_class_spec_t;
-
-struct cbq_add_class {
-	struct cbq_interface	cbq_iface;
-
-	cbq_class_spec_t	cbq_class;
-	u_int32_t		cbq_class_handle;
-};
-
-struct cbq_delete_class {
-	struct cbq_interface	cbq_iface;
-	u_int32_t		cbq_class_handle;
-};
-
-struct cbq_modify_class {
-	struct cbq_interface	cbq_iface;
-
-	cbq_class_spec_t	cbq_class;
-	u_int32_t		cbq_class_handle;
-};
-
-struct cbq_add_filter {
-	struct cbq_interface		cbq_iface;
-	u_int32_t		cbq_class_handle;
-	struct flow_filter	cbq_filter;
-
-	u_long			cbq_filter_handle;
-};
-
-struct cbq_delete_filter {
-	struct cbq_interface	cbq_iface;
-	u_long			cbq_filter_handle;
-};
-
-/* number of classes are returned in nclasses field */
-struct cbq_getstats {
-	struct cbq_interface	iface;
-	int			nclasses;
-	class_stats_t		*stats;
-};
-
-/*
- * Define IOCTLs for CBQ.
- */
-#define	CBQ_IF_ATTACH		_IOW('Q', 1, struct cbq_interface)
-#define	CBQ_IF_DETACH		_IOW('Q', 2, struct cbq_interface)
-#define	CBQ_ENABLE		_IOW('Q', 3, struct cbq_interface)
-#define	CBQ_DISABLE		_IOW('Q', 4, struct cbq_interface)
-#define	CBQ_CLEAR_HIERARCHY	_IOW('Q', 5, struct cbq_interface)
-#define	CBQ_ADD_CLASS		_IOWR('Q', 7, struct cbq_add_class)
-#define	CBQ_DEL_CLASS		_IOW('Q', 8, struct cbq_delete_class)
-#define	CBQ_MODIFY_CLASS	_IOWR('Q', 9, struct cbq_modify_class)
-#define	CBQ_ADD_FILTER		_IOWR('Q', 10, struct cbq_add_filter)
-#define	CBQ_DEL_FILTER		_IOW('Q', 11, struct cbq_delete_filter)
-#define	CBQ_GETSTATS		_IOWR('Q', 12, struct cbq_getstats)
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 /*
@@ -198,20 +122,11 @@ struct cbq_getstats {
 
 #define	CBQ_MAX_CLASSES	256
 
-#ifdef ALTQ3_COMPAT
-#define	CBQ_MAX_FILTERS 256
-
-#define	DISABLE		0x00
-#define	ENABLE		0x01
-#endif /* ALTQ3_COMPAT */
 
 /*
  * Define State structures.
  */
 typedef struct cbqstate {
-#ifdef ALTQ3_COMPAT
-	struct cbqstate		*cbq_next;
-#endif
 	int			 cbq_qlen;	/* # of packets in cbq */
 	struct rm_class		*cbq_class_tbl[CBQ_MAX_CLASSES];
 
diff --git a/freebsd/sys/net/altq/altq_cdnr.c b/freebsd/sys/net/altq/altq_cdnr.c
deleted file mode 100644
index 0f4eeec1..00000000
--- a/freebsd/sys/net/altq/altq_cdnr.c
+++ /dev/null
@@ -1,1384 +0,0 @@
-#include <machine/rtems-bsd-kernel-space.h>
-
-/*-
- * Copyright (C) 1999-2002
- *	Sony Computer Science Laboratories Inc.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $KAME: altq_cdnr.c,v 1.15 2005/04/13 03:44:24 suz Exp $
- * $FreeBSD$
- */
-
-#include <rtems/bsd/local/opt_altq.h>
-#include <rtems/bsd/local/opt_inet.h>
-#include <rtems/bsd/local/opt_inet6.h>
-
-#include <sys/param.h>
-#include <sys/malloc.h>
-#include <sys/mbuf.h>
-#include <sys/socket.h>
-#include <sys/sockio.h>
-#include <sys/systm.h>
-#include <sys/proc.h>
-#include <sys/errno.h>
-#include <sys/kernel.h>
-#include <sys/queue.h>
-
-#include <net/if.h>
-#include <net/if_types.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#ifdef INET6
-#include <netinet/ip6.h>
-#endif
-
-#include <net/altq/if_altq.h>
-#include <net/altq/altq.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
-#include <net/altq/altq_cdnr.h>
-
-#ifdef ALTQ3_COMPAT
-/*
- * diffserv traffic conditioning module
- */
-
-int altq_cdnr_enabled = 0;
-
-/* traffic conditioner is enabled by ALTQ_CDNR option in opt_altq.h */
-#ifdef ALTQ_CDNR
-
-/* cdnr_list keeps all cdnr's allocated. */
-static LIST_HEAD(, top_cdnr) tcb_list;
-
-static int altq_cdnr_input(struct mbuf *, int);
-static struct top_cdnr *tcb_lookup(char *ifname);
-static struct cdnr_block *cdnr_handle2cb(u_long);
-static u_long cdnr_cb2handle(struct cdnr_block *);
-static void *cdnr_cballoc(struct top_cdnr *, int,
-       struct tc_action *(*)(struct cdnr_block *, struct cdnr_pktinfo *));
-static void cdnr_cbdestroy(void *);
-static int tca_verify_action(struct tc_action *);
-static void tca_import_action(struct tc_action *, struct tc_action *);
-static void tca_invalidate_action(struct tc_action *);
-
-static int generic_element_destroy(struct cdnr_block *);
-static struct top_cdnr *top_create(struct ifaltq *);
-static int top_destroy(struct top_cdnr *);
-static struct cdnr_block *element_create(struct top_cdnr *, struct tc_action *);
-static int element_destroy(struct cdnr_block *);
-static void tb_import_profile(struct tbe *, struct tb_profile *);
-static struct tbmeter *tbm_create(struct top_cdnr *, struct tb_profile *,
-				  struct tc_action *, struct tc_action *);
-static int tbm_destroy(struct tbmeter *);
-static struct tc_action *tbm_input(struct cdnr_block *, struct cdnr_pktinfo *);
-static struct trtcm *trtcm_create(struct top_cdnr *,
-		  struct tb_profile *, struct tb_profile *,
-		  struct tc_action *, struct tc_action *, struct tc_action *,
-		  int);
-static int trtcm_destroy(struct trtcm *);
-static struct tc_action *trtcm_input(struct cdnr_block *, struct cdnr_pktinfo *);
-static struct tswtcm *tswtcm_create(struct top_cdnr *,
-		  u_int32_t, u_int32_t, u_int32_t,
-		  struct tc_action *, struct tc_action *, struct tc_action *);
-static int tswtcm_destroy(struct tswtcm *);
-static struct tc_action *tswtcm_input(struct cdnr_block *, struct cdnr_pktinfo *);
-
-static int cdnrcmd_if_attach(char *);
-static int cdnrcmd_if_detach(char *);
-static int cdnrcmd_add_element(struct cdnr_add_element *);
-static int cdnrcmd_delete_element(struct cdnr_delete_element *);
-static int cdnrcmd_add_filter(struct cdnr_add_filter *);
-static int cdnrcmd_delete_filter(struct cdnr_delete_filter *);
-static int cdnrcmd_add_tbm(struct cdnr_add_tbmeter *);
-static int cdnrcmd_modify_tbm(struct cdnr_modify_tbmeter *);
-static int cdnrcmd_tbm_stats(struct cdnr_tbmeter_stats *);
-static int cdnrcmd_add_trtcm(struct cdnr_add_trtcm *);
-static int cdnrcmd_modify_trtcm(struct cdnr_modify_trtcm *);
-static int cdnrcmd_tcm_stats(struct cdnr_tcm_stats *);
-static int cdnrcmd_add_tswtcm(struct cdnr_add_tswtcm *);
-static int cdnrcmd_modify_tswtcm(struct cdnr_modify_tswtcm *);
-static int cdnrcmd_get_stats(struct cdnr_get_stats *);
-
-altqdev_decl(cdnr);
-
-/*
- * top level input function called from ip_input.
- * should be called before converting header fields to host-byte-order.
- */
-int
-altq_cdnr_input(m, af)
-	struct mbuf	*m;
-	int		af;	/* address family */
-{
-	struct ifnet		*ifp;
-	struct ip		*ip;
-	struct top_cdnr		*top;
-	struct tc_action	*tca;
-	struct cdnr_block	*cb;
-	struct cdnr_pktinfo	pktinfo;
-
-	ifp = m->m_pkthdr.rcvif;
-	if (!ALTQ_IS_CNDTNING(&ifp->if_snd))
-		/* traffic conditioner is not enabled on this interface */
-		return (1);
-
-	top = ifp->if_snd.altq_cdnr;
-
-	ip = mtod(m, struct ip *);
-#ifdef INET6
-	if (af == AF_INET6) {
-		u_int32_t flowlabel;
-
-		flowlabel = ((struct ip6_hdr *)ip)->ip6_flow;
-		pktinfo.pkt_dscp = (ntohl(flowlabel) >> 20) & DSCP_MASK;
-	} else
-#endif
-		pktinfo.pkt_dscp = ip->ip_tos & DSCP_MASK;
-	pktinfo.pkt_len = m_pktlen(m);
-
-	tca = NULL;
-
-	cb = acc_classify(&top->tc_classifier, m, af);
-	if (cb != NULL)
-		tca = &cb->cb_action;
-
-	if (tca == NULL)
-		tca = &top->tc_block.cb_action;
-
-	while (1) {
-		PKTCNTR_ADD(&top->tc_cnts[tca->tca_code], pktinfo.pkt_len);
-
-		switch (tca->tca_code) {
-		case TCACODE_PASS:
-			return (1);
-		case TCACODE_DROP:
-			m_freem(m);
-			return (0);
-		case TCACODE_RETURN:
-			return (0);
-		case TCACODE_MARK:
-#ifdef INET6
-			if (af == AF_INET6) {
-				struct ip6_hdr *ip6 = (struct ip6_hdr *)ip;
-				u_int32_t flowlabel;
-
-				flowlabel = ntohl(ip6->ip6_flow);
-				flowlabel = (tca->tca_dscp << 20) |
-					(flowlabel & ~(DSCP_MASK << 20));
-				ip6->ip6_flow = htonl(flowlabel);
-			} else
-#endif
-				ip->ip_tos = tca->tca_dscp |
-					(ip->ip_tos & DSCP_CUMASK);
-			return (1);
-		case TCACODE_NEXT:
-			cb = tca->tca_next;
-			tca = (*cb->cb_input)(cb, &pktinfo);
-			break;
-		case TCACODE_NONE:
-		default:
-			return (1);
-		}
-	}
-}
-
-static struct top_cdnr *
-tcb_lookup(ifname)
-	char *ifname;
-{
-	struct top_cdnr *top;
-	struct ifnet *ifp;
-
-	if ((ifp = ifunit(ifname)) != NULL)
-		LIST_FOREACH(top, &tcb_list, tc_next)
-			if (top->tc_ifq->altq_ifp == ifp)
-				return (top);
-	return (NULL);
-}
-
-static struct cdnr_block *
-cdnr_handle2cb(handle)
-	u_long handle;
-{
-	struct cdnr_block *cb;
-
-	cb = (struct cdnr_block *)handle;
-	if (handle != ALIGN(cb))
-		return (NULL);
-
-	if (cb == NULL || cb->cb_handle != handle)
-		return (NULL);
-	return (cb);
-}
-
-static u_long
-cdnr_cb2handle(cb)
-	struct cdnr_block *cb;
-{
-	return (cb->cb_handle);
-}
-
-static void *
-cdnr_cballoc(top, type, input_func)
-	struct top_cdnr *top;
-	int type;
-	struct tc_action *(*input_func)(struct cdnr_block *,
-					struct cdnr_pktinfo *);
-{
-	struct cdnr_block *cb;
-	int size;
-
-	switch (type) {
-	case TCETYPE_TOP:
-		size = sizeof(struct top_cdnr);
-		break;
-	case TCETYPE_ELEMENT:
-		size = sizeof(struct cdnr_block);
-		break;
-	case TCETYPE_TBMETER:
-		size = sizeof(struct tbmeter);
-		break;
-	case TCETYPE_TRTCM:
-		size = sizeof(struct trtcm);
-		break;
-	case TCETYPE_TSWTCM:
-		size = sizeof(struct tswtcm);
-		break;
-	default:
-		return (NULL);
-	}
-
-	cb = malloc(size, M_DEVBUF, M_WAITOK);
-	if (cb == NULL)
-		return (NULL);
-	bzero(cb, size);
-
-	cb->cb_len = size;
-	cb->cb_type = type;
-	cb->cb_ref = 0;
-	cb->cb_handle = (u_long)cb;
-	if (top == NULL)
-		cb->cb_top = (struct top_cdnr *)cb;
-	else
-		cb->cb_top = top;
-
-	if (input_func != NULL) {
-		/*
-		 * if this cdnr has an action function,
-		 * make tc_action to call itself.
-		 */
-		cb->cb_action.tca_code = TCACODE_NEXT;
-		cb->cb_action.tca_next = cb;
-		cb->cb_input = input_func;
-	} else
-		cb->cb_action.tca_code = TCACODE_NONE;
-
-	/* if this isn't top, register the element to the top level cdnr */
-	if (top != NULL)
-		LIST_INSERT_HEAD(&top->tc_elements, cb, cb_next);
-
-	return ((void *)cb);
-}
-
-static void
-cdnr_cbdestroy(cblock)
-	void *cblock;
-{
-	struct cdnr_block *cb = cblock;
-
-	/* delete filters belonging to this cdnr */
-	acc_discard_filters(&cb->cb_top->tc_classifier, cb, 0);
-
-	/* remove from the top level cdnr */
-	if (cb->cb_top != cblock)
-		LIST_REMOVE(cb, cb_next);
-
-	free(cb, M_DEVBUF);
-}
-
-/*
- * conditioner common destroy routine
- */
-static int
-generic_element_destroy(cb)
-	struct cdnr_block *cb;
-{
-	int error = 0;
-
-	switch (cb->cb_type) {
-	case TCETYPE_TOP:
-		error = top_destroy((struct top_cdnr *)cb);
-		break;
-	case TCETYPE_ELEMENT:
-		error = element_destroy(cb);
-		break;
-	case TCETYPE_TBMETER:
-		error = tbm_destroy((struct tbmeter *)cb);
-		break;
-	case TCETYPE_TRTCM:
-		error = trtcm_destroy((struct trtcm *)cb);
-		break;
-	case TCETYPE_TSWTCM:
-		error = tswtcm_destroy((struct tswtcm *)cb);
-		break;
-	default:
-		error = EINVAL;
-	}
-	return (error);
-}
-
-static int
-tca_verify_action(utca)
-	struct tc_action *utca;
-{
-	switch (utca->tca_code) {
-	case TCACODE_PASS:
-	case TCACODE_DROP:
-	case TCACODE_MARK:
-		/* these are ok */
-		break;
-
-	case TCACODE_HANDLE:
-		/* verify handle value */
-		if (cdnr_handle2cb(utca->tca_handle) == NULL)
-			return (-1);
-		break;
-
-	case TCACODE_NONE:
-	case TCACODE_RETURN:
-	case TCACODE_NEXT:
-	default:
-		/* should not be passed from a user */
-		return (-1);
-	}
-	return (0);
-}
-
-static void
-tca_import_action(ktca, utca)
-	struct tc_action *ktca, *utca;
-{
-	struct cdnr_block *cb;
-
-	*ktca = *utca;
-	if (ktca->tca_code == TCACODE_HANDLE) {
-		cb = cdnr_handle2cb(ktca->tca_handle);
-		if (cb == NULL) {
-			ktca->tca_code = TCACODE_NONE;
-			return;
-		}
-		ktca->tca_code = TCACODE_NEXT;
-		ktca->tca_next = cb;
-		cb->cb_ref++;
-	} else if (ktca->tca_code == TCACODE_MARK) {
-		ktca->tca_dscp &= DSCP_MASK;
-	}
-	return;
-}
-
-static void
-tca_invalidate_action(tca)
-	struct tc_action *tca;
-{
-	struct cdnr_block *cb;
-
-	if (tca->tca_code == TCACODE_NEXT) {
-		cb = tca->tca_next;
-		if (cb == NULL)
-			return;
-		cb->cb_ref--;
-	}
-	tca->tca_code = TCACODE_NONE;
-}
-
-/*
- * top level traffic conditioner
- */
-static struct top_cdnr *
-top_create(ifq)
-	struct ifaltq *ifq;
-{
-	struct top_cdnr *top;
-
-	if ((top = cdnr_cballoc(NULL, TCETYPE_TOP, NULL)) == NULL)
-		return (NULL);
-
-	top->tc_ifq = ifq;
-	/* set default action for the top level conditioner */
-	top->tc_block.cb_action.tca_code = TCACODE_PASS;
-
-	LIST_INSERT_HEAD(&tcb_list, top, tc_next);
-
-	ifq->altq_cdnr = top;
-
-	return (top);
-}
-
-static int
-top_destroy(top)
-	struct top_cdnr *top;
-{
-	struct cdnr_block *cb;
-
-	if (ALTQ_IS_CNDTNING(top->tc_ifq))
-		ALTQ_CLEAR_CNDTNING(top->tc_ifq);
-	top->tc_ifq->altq_cdnr = NULL;
-
-	/*
-	 * destroy all the conditioner elements belonging to this interface
-	 */
-	while ((cb = LIST_FIRST(&top->tc_elements)) != NULL) {
-		while (cb != NULL && cb->cb_ref > 0)
-			cb = LIST_NEXT(cb, cb_next);
-		if (cb != NULL)
-			generic_element_destroy(cb);
-	}
-
-	LIST_REMOVE(top, tc_next);
-
-	cdnr_cbdestroy(top);
-
-	/* if there is no active conditioner, remove the input hook */
-	if (altq_input != NULL) {
-		LIST_FOREACH(top, &tcb_list, tc_next)
-			if (ALTQ_IS_CNDTNING(top->tc_ifq))
-				break;
-		if (top == NULL)
-			altq_input = NULL;
-	}
-
-	return (0);
-}
-
-/*
- * simple tc elements without input function (e.g., dropper and makers).
- */
-static struct cdnr_block *
-element_create(top, action)
-	struct top_cdnr *top;
-	struct tc_action *action;
-{
-	struct cdnr_block *cb;
-
-	if (tca_verify_action(action) < 0)
-		return (NULL);
-
-	if ((cb = cdnr_cballoc(top, TCETYPE_ELEMENT, NULL)) == NULL)
-		return (NULL);
-
-	tca_import_action(&cb->cb_action, action);
-
-	return (cb);
-}
-
-static int
-element_destroy(cb)
-	struct cdnr_block *cb;
-{
-	if (cb->cb_ref > 0)
-		return (EBUSY);
-
-	tca_invalidate_action(&cb->cb_action);
-
-	cdnr_cbdestroy(cb);
-	return (0);
-}
-
-/*
- * internal representation of token bucket parameters
- *	rate: 	byte_per_unittime << 32
- *		(((bits_per_sec) / 8) << 32) / machclk_freq
- *	depth:	byte << 32
- *
- */
-#define	TB_SHIFT	32
-#define	TB_SCALE(x)	((u_int64_t)(x) << TB_SHIFT)
-#define	TB_UNSCALE(x)	((x) >> TB_SHIFT)
-
-static void
-tb_import_profile(tb, profile)
-	struct tbe *tb;
-	struct tb_profile *profile;
-{
-	tb->rate = TB_SCALE(profile->rate / 8) / machclk_freq;
-	tb->depth = TB_SCALE(profile->depth);
-	if (tb->rate > 0)
-		tb->filluptime = tb->depth / tb->rate;
-	else
-		tb->filluptime = 0xffffffffffffffffLL;
-	tb->token = tb->depth;
-	tb->last = read_machclk();
-}
-
-/*
- * simple token bucket meter
- */
-static struct tbmeter *
-tbm_create(top, profile, in_action, out_action)
-	struct top_cdnr *top;
-	struct tb_profile *profile;
-	struct tc_action *in_action, *out_action;
-{
-	struct tbmeter *tbm = NULL;
-
-	if (tca_verify_action(in_action) < 0
-	    || tca_verify_action(out_action) < 0)
-		return (NULL);
-
-	if ((tbm = cdnr_cballoc(top, TCETYPE_TBMETER,
-				tbm_input)) == NULL)
-		return (NULL);
-
-	tb_import_profile(&tbm->tb, profile);
-
-	tca_import_action(&tbm->in_action, in_action);
-	tca_import_action(&tbm->out_action, out_action);
-
-	return (tbm);
-}
-
-static int
-tbm_destroy(tbm)
-	struct tbmeter *tbm;
-{
-	if (tbm->cdnrblk.cb_ref > 0)
-		return (EBUSY);
-
-	tca_invalidate_action(&tbm->in_action);
-	tca_invalidate_action(&tbm->out_action);
-
-	cdnr_cbdestroy(tbm);
-	return (0);
-}
-
-static struct tc_action *
-tbm_input(cb, pktinfo)
-	struct cdnr_block *cb;
-	struct cdnr_pktinfo *pktinfo;
-{
-	struct tbmeter *tbm = (struct tbmeter *)cb;
-	u_int64_t	len;
-	u_int64_t	interval, now;
-
-	len = TB_SCALE(pktinfo->pkt_len);
-
-	if (tbm->tb.token < len) {
-		now = read_machclk();
-		interval = now - tbm->tb.last;
-		if (interval >= tbm->tb.filluptime)
-			tbm->tb.token = tbm->tb.depth;
-		else {
-			tbm->tb.token += interval * tbm->tb.rate;
-			if (tbm->tb.token > tbm->tb.depth)
-				tbm->tb.token = tbm->tb.depth;
-		}
-		tbm->tb.last = now;
-	}
-
-	if (tbm->tb.token < len) {
-		PKTCNTR_ADD(&tbm->out_cnt, pktinfo->pkt_len);
-		return (&tbm->out_action);
-	}
-
-	tbm->tb.token -= len;
-	PKTCNTR_ADD(&tbm->in_cnt, pktinfo->pkt_len);
-	return (&tbm->in_action);
-}
-
-/*
- * two rate three color marker
- * as described in draft-heinanen-diffserv-trtcm-01.txt
- */
-static struct trtcm *
-trtcm_create(top, cmtd_profile, peak_profile,
-	     green_action, yellow_action, red_action, coloraware)
-	struct top_cdnr *top;
-	struct tb_profile *cmtd_profile, *peak_profile;
-	struct tc_action *green_action, *yellow_action, *red_action;
-	int	coloraware;
-{
-	struct trtcm *tcm = NULL;
-
-	if (tca_verify_action(green_action) < 0
-	    || tca_verify_action(yellow_action) < 0
-	    || tca_verify_action(red_action) < 0)
-		return (NULL);
-
-	if ((tcm = cdnr_cballoc(top, TCETYPE_TRTCM,
-				trtcm_input)) == NULL)
-		return (NULL);
-
-	tb_import_profile(&tcm->cmtd_tb, cmtd_profile);
-	tb_import_profile(&tcm->peak_tb, peak_profile);
-
-	tca_import_action(&tcm->green_action, green_action);
-	tca_import_action(&tcm->yellow_action, yellow_action);
-	tca_import_action(&tcm->red_action, red_action);
-
-	/* set dscps to use */
-	if (tcm->green_action.tca_code == TCACODE_MARK)
-		tcm->green_dscp = tcm->green_action.tca_dscp & DSCP_MASK;
-	else
-		tcm->green_dscp = DSCP_AF11;
-	if (tcm->yellow_action.tca_code == TCACODE_MARK)
-		tcm->yellow_dscp = tcm->yellow_action.tca_dscp & DSCP_MASK;
-	else
-		tcm->yellow_dscp = DSCP_AF12;
-	if (tcm->red_action.tca_code == TCACODE_MARK)
-		tcm->red_dscp = tcm->red_action.tca_dscp & DSCP_MASK;
-	else
-		tcm->red_dscp = DSCP_AF13;
-
-	tcm->coloraware = coloraware;
-
-	return (tcm);
-}
-
-static int
-trtcm_destroy(tcm)
-	struct trtcm *tcm;
-{
-	if (tcm->cdnrblk.cb_ref > 0)
-		return (EBUSY);
-
-	tca_invalidate_action(&tcm->green_action);
-	tca_invalidate_action(&tcm->yellow_action);
-	tca_invalidate_action(&tcm->red_action);
-
-	cdnr_cbdestroy(tcm);
-	return (0);
-}
-
-static struct tc_action *
-trtcm_input(cb, pktinfo)
-	struct cdnr_block *cb;
-	struct cdnr_pktinfo *pktinfo;
-{
-	struct trtcm *tcm = (struct trtcm *)cb;
-	u_int64_t	len;
-	u_int64_t	interval, now;
-	u_int8_t	color;
-
-	len = TB_SCALE(pktinfo->pkt_len);
-	if (tcm->coloraware) {
-		color = pktinfo->pkt_dscp;
-		if (color != tcm->yellow_dscp && color != tcm->red_dscp)
-			color = tcm->green_dscp;
-	} else {
-		/* if color-blind, precolor it as green */
-		color = tcm->green_dscp;
-	}
-
-	now = read_machclk();
-	if (tcm->cmtd_tb.token < len) {
-		interval = now - tcm->cmtd_tb.last;
-		if (interval >= tcm->cmtd_tb.filluptime)
-			tcm->cmtd_tb.token = tcm->cmtd_tb.depth;
-		else {
-			tcm->cmtd_tb.token += interval * tcm->cmtd_tb.rate;
-			if (tcm->cmtd_tb.token > tcm->cmtd_tb.depth)
-				tcm->cmtd_tb.token = tcm->cmtd_tb.depth;
-		}
-		tcm->cmtd_tb.last = now;
-	}
-	if (tcm->peak_tb.token < len) {
-		interval = now - tcm->peak_tb.last;
-		if (interval >= tcm->peak_tb.filluptime)
-			tcm->peak_tb.token = tcm->peak_tb.depth;
-		else {
-			tcm->peak_tb.token += interval * tcm->peak_tb.rate;
-			if (tcm->peak_tb.token > tcm->peak_tb.depth)
-				tcm->peak_tb.token = tcm->peak_tb.depth;
-		}
-		tcm->peak_tb.last = now;
-	}
-
-	if (color == tcm->red_dscp || tcm->peak_tb.token < len) {
-		pktinfo->pkt_dscp = tcm->red_dscp;
-		PKTCNTR_ADD(&tcm->red_cnt, pktinfo->pkt_len);
-		return (&tcm->red_action);
-	}
-
-	if (color == tcm->yellow_dscp || tcm->cmtd_tb.token < len) {
-		pktinfo->pkt_dscp = tcm->yellow_dscp;
-		tcm->peak_tb.token -= len;
-		PKTCNTR_ADD(&tcm->yellow_cnt, pktinfo->pkt_len);
-		return (&tcm->yellow_action);
-	}
-
-	pktinfo->pkt_dscp = tcm->green_dscp;
-	tcm->cmtd_tb.token -= len;
-	tcm->peak_tb.token -= len;
-	PKTCNTR_ADD(&tcm->green_cnt, pktinfo->pkt_len);
-	return (&tcm->green_action);
-}
-
-/*
- * time sliding window three color marker
- * as described in draft-fang-diffserv-tc-tswtcm-00.txt
- */
-static struct tswtcm *
-tswtcm_create(top, cmtd_rate, peak_rate, avg_interval,
-	      green_action, yellow_action, red_action)
-	struct top_cdnr *top;
-	u_int32_t	cmtd_rate, peak_rate, avg_interval;
-	struct tc_action *green_action, *yellow_action, *red_action;
-{
-	struct tswtcm *tsw;
-
-	if (tca_verify_action(green_action) < 0
-	    || tca_verify_action(yellow_action) < 0
-	    || tca_verify_action(red_action) < 0)
-		return (NULL);
-
-	if ((tsw = cdnr_cballoc(top, TCETYPE_TSWTCM,
-				tswtcm_input)) == NULL)
-		return (NULL);
-
-	tca_import_action(&tsw->green_action, green_action);
-	tca_import_action(&tsw->yellow_action, yellow_action);
-	tca_import_action(&tsw->red_action, red_action);
-
-	/* set dscps to use */
-	if (tsw->green_action.tca_code == TCACODE_MARK)
-		tsw->green_dscp = tsw->green_action.tca_dscp & DSCP_MASK;
-	else
-		tsw->green_dscp = DSCP_AF11;
-	if (tsw->yellow_action.tca_code == TCACODE_MARK)
-		tsw->yellow_dscp = tsw->yellow_action.tca_dscp & DSCP_MASK;
-	else
-		tsw->yellow_dscp = DSCP_AF12;
-	if (tsw->red_action.tca_code == TCACODE_MARK)
-		tsw->red_dscp = tsw->red_action.tca_dscp & DSCP_MASK;
-	else
-		tsw->red_dscp = DSCP_AF13;
-
-	/* convert rates from bits/sec to bytes/sec */
-	tsw->cmtd_rate = cmtd_rate / 8;
-	tsw->peak_rate = peak_rate / 8;
-	tsw->avg_rate = 0;
-
-	/* timewin is converted from msec to machine clock unit */
-	tsw->timewin = (u_int64_t)machclk_freq * avg_interval / 1000;
-
-	return (tsw);
-}
-
-static int
-tswtcm_destroy(tsw)
-	struct tswtcm *tsw;
-{
-	if (tsw->cdnrblk.cb_ref > 0)
-		return (EBUSY);
-
-	tca_invalidate_action(&tsw->green_action);
-	tca_invalidate_action(&tsw->yellow_action);
-	tca_invalidate_action(&tsw->red_action);
-
-	cdnr_cbdestroy(tsw);
-	return (0);
-}
-
-static struct tc_action *
-tswtcm_input(cb, pktinfo)
-	struct cdnr_block *cb;
-	struct cdnr_pktinfo *pktinfo;
-{
-	struct tswtcm	*tsw = (struct tswtcm *)cb;
-	int		len;
-	u_int32_t	avg_rate;
-	u_int64_t	interval, now, tmp;
-
-	/*
-	 * rate estimator
-	 */
-	len = pktinfo->pkt_len;
-	now = read_machclk();
-
-	interval = now - tsw->t_front;
-	/*
-	 * calculate average rate:
-	 *	avg = (avg * timewin + pkt_len)/(timewin + interval)
-	 * pkt_len needs to be multiplied by machclk_freq in order to
-	 * get (bytes/sec).
-	 * note: when avg_rate (bytes/sec) and timewin (machclk unit) are
-	 * less than 32 bits, the following 64-bit operation has enough
-	 * precision.
-	 */
-	tmp = ((u_int64_t)tsw->avg_rate * tsw->timewin
-	       + (u_int64_t)len * machclk_freq) / (tsw->timewin + interval);
-	tsw->avg_rate = avg_rate = (u_int32_t)tmp;
-	tsw->t_front = now;
-
-	/*
-	 * marker
-	 */
-	if (avg_rate > tsw->cmtd_rate) {
-		u_int32_t randval = arc4random() % avg_rate;
-
-		if (avg_rate > tsw->peak_rate) {
-			if (randval < avg_rate - tsw->peak_rate) {
-				/* mark red */
-				pktinfo->pkt_dscp = tsw->red_dscp;
-				PKTCNTR_ADD(&tsw->red_cnt, len);
-				return (&tsw->red_action);
-			} else if (randval < avg_rate - tsw->cmtd_rate)
-				goto mark_yellow;
-		} else {
-			/* peak_rate >= avg_rate > cmtd_rate */
-			if (randval < avg_rate - tsw->cmtd_rate) {
-			mark_yellow:
-				pktinfo->pkt_dscp = tsw->yellow_dscp;
-				PKTCNTR_ADD(&tsw->yellow_cnt, len);
-				return (&tsw->yellow_action);
-			}
-		}
-	}
-
-	/* mark green */
-	pktinfo->pkt_dscp = tsw->green_dscp;
-	PKTCNTR_ADD(&tsw->green_cnt, len);
-	return (&tsw->green_action);
-}
-
-/*
- * ioctl requests
- */
-static int
-cdnrcmd_if_attach(ifname)
-	char *ifname;
-{
-	struct ifnet *ifp;
-	struct top_cdnr *top;
-
-	if ((ifp = ifunit(ifname)) == NULL)
-		return (EBADF);
-
-	if (ifp->if_snd.altq_cdnr != NULL)
-		return (EBUSY);
-
-	if ((top = top_create(&ifp->if_snd)) == NULL)
-		return (ENOMEM);
-	return (0);
-}
-
-static int
-cdnrcmd_if_detach(ifname)
-	char *ifname;
-{
-	struct top_cdnr *top;
-
-	if ((top = tcb_lookup(ifname)) == NULL)
-		return (EBADF);
-
-	return top_destroy(top);
-}
-
-static int
-cdnrcmd_add_element(ap)
-	struct cdnr_add_element *ap;
-{
-	struct top_cdnr *top;
-	struct cdnr_block *cb;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	cb = element_create(top, &ap->action);
-	if (cb == NULL)
-		return (EINVAL);
-	/* return a class handle to the user */
-	ap->cdnr_handle = cdnr_cb2handle(cb);
-	return (0);
-}
-
-static int
-cdnrcmd_delete_element(ap)
-	struct cdnr_delete_element *ap;
-{
-	struct top_cdnr *top;
-	struct cdnr_block *cb;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	if ((cb = cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	if (cb->cb_type != TCETYPE_ELEMENT)
-		return generic_element_destroy(cb);
-
-	return element_destroy(cb);
-}
-
-static int
-cdnrcmd_add_filter(ap)
-	struct cdnr_add_filter *ap;
-{
-	struct top_cdnr *top;
-	struct cdnr_block *cb;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	if ((cb = cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	return acc_add_filter(&top->tc_classifier, &ap->filter,
-			      cb, &ap->filter_handle);
-}
-
-static int
-cdnrcmd_delete_filter(ap)
-	struct cdnr_delete_filter *ap;
-{
-	struct top_cdnr *top;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	return acc_delete_filter(&top->tc_classifier, ap->filter_handle);
-}
-
-static int
-cdnrcmd_add_tbm(ap)
-	struct cdnr_add_tbmeter *ap;
-{
-	struct top_cdnr *top;
-	struct tbmeter *tbm;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	tbm = tbm_create(top, &ap->profile, &ap->in_action, &ap->out_action);
-	if (tbm == NULL)
-		return (EINVAL);
-	/* return a class handle to the user */
-	ap->cdnr_handle = cdnr_cb2handle(&tbm->cdnrblk);
-	return (0);
-}
-
-static int
-cdnrcmd_modify_tbm(ap)
-	struct cdnr_modify_tbmeter *ap;
-{
-	struct tbmeter *tbm;
-
-	if ((tbm = (struct tbmeter *)cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	tb_import_profile(&tbm->tb, &ap->profile);
-
-	return (0);
-}
-
-static int
-cdnrcmd_tbm_stats(ap)
-	struct cdnr_tbmeter_stats *ap;
-{
-	struct tbmeter *tbm;
-
-	if ((tbm = (struct tbmeter *)cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	ap->in_cnt = tbm->in_cnt;
-	ap->out_cnt = tbm->out_cnt;
-
-	return (0);
-}
-
-static int
-cdnrcmd_add_trtcm(ap)
-	struct cdnr_add_trtcm *ap;
-{
-	struct top_cdnr *top;
-	struct trtcm *tcm;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	tcm = trtcm_create(top, &ap->cmtd_profile, &ap->peak_profile,
-			   &ap->green_action, &ap->yellow_action,
-			   &ap->red_action, ap->coloraware);
-	if (tcm == NULL)
-		return (EINVAL);
-
-	/* return a class handle to the user */
-	ap->cdnr_handle = cdnr_cb2handle(&tcm->cdnrblk);
-	return (0);
-}
-
-static int
-cdnrcmd_modify_trtcm(ap)
-	struct cdnr_modify_trtcm *ap;
-{
-	struct trtcm *tcm;
-
-	if ((tcm = (struct trtcm *)cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	tb_import_profile(&tcm->cmtd_tb, &ap->cmtd_profile);
-	tb_import_profile(&tcm->peak_tb, &ap->peak_profile);
-
-	return (0);
-}
-
-static int
-cdnrcmd_tcm_stats(ap)
-	struct cdnr_tcm_stats *ap;
-{
-	struct cdnr_block *cb;
-
-	if ((cb = cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	if (cb->cb_type == TCETYPE_TRTCM) {
-	    struct trtcm *tcm = (struct trtcm *)cb;
-
-	    ap->green_cnt = tcm->green_cnt;
-	    ap->yellow_cnt = tcm->yellow_cnt;
-	    ap->red_cnt = tcm->red_cnt;
-	} else if (cb->cb_type == TCETYPE_TSWTCM) {
-	    struct tswtcm *tsw = (struct tswtcm *)cb;
-
-	    ap->green_cnt = tsw->green_cnt;
-	    ap->yellow_cnt = tsw->yellow_cnt;
-	    ap->red_cnt = tsw->red_cnt;
-	} else
-	    return (EINVAL);
-
-	return (0);
-}
-
-static int
-cdnrcmd_add_tswtcm(ap)
-	struct cdnr_add_tswtcm *ap;
-{
-	struct top_cdnr *top;
-	struct tswtcm *tsw;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	if (ap->cmtd_rate > ap->peak_rate)
-		return (EINVAL);
-
-	tsw = tswtcm_create(top, ap->cmtd_rate, ap->peak_rate,
-			    ap->avg_interval, &ap->green_action,
-			    &ap->yellow_action, &ap->red_action);
-	if (tsw == NULL)
-	    return (EINVAL);
-
-	/* return a class handle to the user */
-	ap->cdnr_handle = cdnr_cb2handle(&tsw->cdnrblk);
-	return (0);
-}
-
-static int
-cdnrcmd_modify_tswtcm(ap)
-	struct cdnr_modify_tswtcm *ap;
-{
-	struct tswtcm *tsw;
-
-	if ((tsw = (struct tswtcm *)cdnr_handle2cb(ap->cdnr_handle)) == NULL)
-		return (EINVAL);
-
-	if (ap->cmtd_rate > ap->peak_rate)
-		return (EINVAL);
-
-	/* convert rates from bits/sec to bytes/sec */
-	tsw->cmtd_rate = ap->cmtd_rate / 8;
-	tsw->peak_rate = ap->peak_rate / 8;
-	tsw->avg_rate = 0;
-
-	/* timewin is converted from msec to machine clock unit */
-	tsw->timewin = (u_int64_t)machclk_freq * ap->avg_interval / 1000;
-
-	return (0);
-}
-
-static int
-cdnrcmd_get_stats(ap)
-	struct cdnr_get_stats *ap;
-{
-	struct top_cdnr *top;
-	struct cdnr_block *cb;
-	struct tbmeter *tbm;
-	struct trtcm *tcm;
-	struct tswtcm *tsw;
-	struct tce_stats tce, *usp;
-	int error, n, nskip, nelements;
-
-	if ((top = tcb_lookup(ap->iface.cdnr_ifname)) == NULL)
-		return (EBADF);
-
-	/* copy action stats */
-	bcopy(top->tc_cnts, ap->cnts, sizeof(ap->cnts));
-
-	/* stats for each element */
-	nelements = ap->nelements;
-	usp = ap->tce_stats;
-	if (nelements <= 0 || usp == NULL)
-		return (0);
-
-	nskip = ap->nskip;
-	n = 0;
-	LIST_FOREACH(cb, &top->tc_elements, cb_next) {
-		if (nskip > 0) {
-			nskip--;
-			continue;
-		}
-
-		bzero(&tce, sizeof(tce));
-		tce.tce_handle = cb->cb_handle;
-		tce.tce_type = cb->cb_type;
-		switch (cb->cb_type) {
-		case TCETYPE_TBMETER:
-			tbm = (struct tbmeter *)cb;
-			tce.tce_cnts[0] = tbm->in_cnt;
-			tce.tce_cnts[1] = tbm->out_cnt;
-			break;
-		case TCETYPE_TRTCM:
-			tcm = (struct trtcm *)cb;
-			tce.tce_cnts[0] = tcm->green_cnt;
-			tce.tce_cnts[1] = tcm->yellow_cnt;
-			tce.tce_cnts[2] = tcm->red_cnt;
-			break;
-		case TCETYPE_TSWTCM:
-			tsw = (struct tswtcm *)cb;
-			tce.tce_cnts[0] = tsw->green_cnt;
-			tce.tce_cnts[1] = tsw->yellow_cnt;
-			tce.tce_cnts[2] = tsw->red_cnt;
-			break;
-		default:
-			continue;
-		}
-
-		if ((error = copyout((caddr_t)&tce, (caddr_t)usp++,
-				     sizeof(tce))) != 0)
-			return (error);
-
-		if (++n == nelements)
-			break;
-	}
-	ap->nelements = n;
-
-	return (0);
-}
-
-/*
- * conditioner device interface
- */
-int
-cdnropen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	if (machclk_freq == 0)
-		init_machclk();
-
-	if (machclk_freq == 0) {
-		printf("cdnr: no cpu clock available!\n");
-		return (ENXIO);
-	}
-
-	/* everything will be done when the queueing scheme is attached. */
-	return 0;
-}
-
-int
-cdnrclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct top_cdnr *top;
-	int err, error = 0;
-
-	while ((top = LIST_FIRST(&tcb_list)) != NULL) {
-		/* destroy all */
-		err = top_destroy(top);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-	altq_input = NULL;
-
-	return (error);
-}
-
-int
-cdnrioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct top_cdnr *top;
-	struct cdnr_interface *ifacep;
-	int	s, error = 0;
-
-	/* check super-user privilege */
-	switch (cmd) {
-	case CDNR_GETSTATS:
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		if ((error = priv_check(p, PRIV_ALTQ_MANAGE)) != 0)
-#elsif (__FreeBSD_version > 400000)
-		if ((error = suser(p)) != 0)
-#else
-		if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
-#endif
-			return (error);
-		break;
-	}
-
-	s = splnet();
-	switch (cmd) {
-
-	case CDNR_IF_ATTACH:
-		ifacep = (struct cdnr_interface *)addr;
-		error = cdnrcmd_if_attach(ifacep->cdnr_ifname);
-		break;
-
-	case CDNR_IF_DETACH:
-		ifacep = (struct cdnr_interface *)addr;
-		error = cdnrcmd_if_detach(ifacep->cdnr_ifname);
-		break;
-
-	case CDNR_ENABLE:
-	case CDNR_DISABLE:
-		ifacep = (struct cdnr_interface *)addr;
-		if ((top = tcb_lookup(ifacep->cdnr_ifname)) == NULL) {
-			error = EBADF;
-			break;
-		}
-
-		switch (cmd) {
-
-		case CDNR_ENABLE:
-			ALTQ_SET_CNDTNING(top->tc_ifq);
-			if (altq_input == NULL)
-				altq_input = altq_cdnr_input;
-			break;
-
-		case CDNR_DISABLE:
-			ALTQ_CLEAR_CNDTNING(top->tc_ifq);
-			LIST_FOREACH(top, &tcb_list, tc_next)
-				if (ALTQ_IS_CNDTNING(top->tc_ifq))
-					break;
-			if (top == NULL)
-				altq_input = NULL;
-			break;
-		}
-		break;
-
-	case CDNR_ADD_ELEM:
-		error = cdnrcmd_add_element((struct cdnr_add_element *)addr);
-		break;
-
-	case CDNR_DEL_ELEM:
-		error = cdnrcmd_delete_element((struct cdnr_delete_element *)addr);
-		break;
-
-	case CDNR_ADD_TBM:
-		error = cdnrcmd_add_tbm((struct cdnr_add_tbmeter *)addr);
-		break;
-
-	case CDNR_MOD_TBM:
-		error = cdnrcmd_modify_tbm((struct cdnr_modify_tbmeter *)addr);
-		break;
-
-	case CDNR_TBM_STATS:
-		error = cdnrcmd_tbm_stats((struct cdnr_tbmeter_stats *)addr);
-		break;
-
-	case CDNR_ADD_TCM:
-		error = cdnrcmd_add_trtcm((struct cdnr_add_trtcm *)addr);
-		break;
-
-	case CDNR_MOD_TCM:
-		error = cdnrcmd_modify_trtcm((struct cdnr_modify_trtcm *)addr);
-		break;
-
-	case CDNR_TCM_STATS:
-		error = cdnrcmd_tcm_stats((struct cdnr_tcm_stats *)addr);
-		break;
-
-	case CDNR_ADD_FILTER:
-		error = cdnrcmd_add_filter((struct cdnr_add_filter *)addr);
-		break;
-
-	case CDNR_DEL_FILTER:
-		error = cdnrcmd_delete_filter((struct cdnr_delete_filter *)addr);
-		break;
-
-	case CDNR_GETSTATS:
-		error = cdnrcmd_get_stats((struct cdnr_get_stats *)addr);
-		break;
-
-	case CDNR_ADD_TSW:
-		error = cdnrcmd_add_tswtcm((struct cdnr_add_tswtcm *)addr);
-		break;
-
-	case CDNR_MOD_TSW:
-		error = cdnrcmd_modify_tswtcm((struct cdnr_modify_tswtcm *)addr);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-	splx(s);
-
-	return error;
-}
-
-#ifdef KLD_MODULE
-
-static struct altqsw cdnr_sw =
-	{"cdnr", cdnropen, cdnrclose, cdnrioctl};
-
-ALTQ_MODULE(altq_cdnr, ALTQT_CDNR, &cdnr_sw);
-
-#endif /* KLD_MODULE */
-
-#endif /* ALTQ3_COMPAT */
-#endif /* ALTQ_CDNR */
diff --git a/freebsd/sys/net/altq/altq_hfsc.c b/freebsd/sys/net/altq/altq_hfsc.c
index 8d8fdfdc..202915a8 100644
--- a/freebsd/sys/net/altq/altq_hfsc.c
+++ b/freebsd/sys/net/altq/altq_hfsc.c
@@ -72,9 +72,6 @@
 #include <netpfil/pf/pf_mtag.h>
 #include <net/altq/altq.h>
 #include <net/altq/altq_hfsc.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
 
 /*
  * function prototypes
@@ -139,23 +136,6 @@ static void			 get_class_stats_v1(struct hfsc_classstats_v1 *,
 static struct hfsc_class	*clh_to_clp(struct hfsc_if *, u_int32_t);
 
 
-#ifdef ALTQ3_COMPAT
-static struct hfsc_if *hfsc_attach(struct ifaltq *, u_int);
-static int hfsc_detach(struct hfsc_if *);
-static int hfsc_class_modify(struct hfsc_class *, struct service_curve *,
-    struct service_curve *, struct service_curve *);
-
-static int hfsccmd_if_attach(struct hfsc_attach *);
-static int hfsccmd_if_detach(struct hfsc_interface *);
-static int hfsccmd_add_class(struct hfsc_add_class *);
-static int hfsccmd_delete_class(struct hfsc_delete_class *);
-static int hfsccmd_modify_class(struct hfsc_modify_class *);
-static int hfsccmd_add_filter(struct hfsc_add_filter *);
-static int hfsccmd_delete_filter(struct hfsc_delete_filter *);
-static int hfsccmd_class_stats(struct hfsc_class_stats *);
-
-altqdev_decl(hfsc);
-#endif /* ALTQ3_COMPAT */
 
 /*
  * macros
@@ -164,10 +144,6 @@ altqdev_decl(hfsc);
 
 #define	HT_INFINITY	0xffffffffffffffffULL	/* infinite time value */
 
-#ifdef ALTQ3_COMPAT
-/* hif_list keeps all hfsc_if's allocated. */
-static struct hfsc_if *hif_list = NULL;
-#endif /* ALTQ3_COMPAT */
 
 int
 hfsc_pfattach(struct pf_altq *a)
@@ -334,10 +310,6 @@ hfsc_clear_interface(struct hfsc_if *hif)
 {
 	struct hfsc_class	*cl;
 
-#ifdef ALTQ3_COMPAT
-	/* free the filters for this interface */
-	acc_discard_filters(&hif->hif_classifier, NULL, 1);
-#endif
 
 	/* clear out the classes */
 	while (hif->hif_rootclass != NULL &&
@@ -599,10 +571,6 @@ hfsc_class_destroy(struct hfsc_class *cl)
 	s = splnet();
 	IFQ_LOCK(cl->cl_hif->hif_ifq);
 
-#ifdef ALTQ3_COMPAT
-	/* delete filters referencing to this class */
-	acc_discard_filters(&cl->cl_hif->hif_classifier, cl, 0);
-#endif /* ALTQ3_COMPAT */
 
 	if (!qempty(cl->cl_q))
 		hfsc_purgeq(cl);
@@ -716,10 +684,6 @@ hfsc_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 	cl = NULL;
 	if ((t = pf_find_mtag(m)) != NULL)
 		cl = clh_to_clp(hif, t->qid);
-#ifdef ALTQ3_COMPAT
-	else if ((ifq->altq_flags & ALTQF_CLASSIFY) && pktattr != NULL)
-		cl = pktattr->pattr_class;
-#endif
 	if (cl == NULL || is_a_parent_class(cl)) {
 		cl = hif->hif_defaultclass;
 		if (cl == NULL) {
@@ -727,12 +691,7 @@ hfsc_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 			return (ENOBUFS);
 		}
 	}
-#ifdef ALTQ3_COMPAT
-	if (pktattr != NULL)
-		cl->cl_pktattr = pktattr;  /* save proto hdr used by ECN */
-	else
-#endif
-		cl->cl_pktattr = NULL;
+	cl->cl_pktattr = NULL;
 	len = m_pktlen(m);
 	if (hfsc_addq(cl, m) != 0) {
 		/* drop occurred.  mbuf was freed in hfsc_addq. */
@@ -1790,542 +1749,5 @@ clh_to_clp(struct hfsc_if *hif, u_int32_t chandle)
 	return (NULL);
 }
 
-#ifdef ALTQ3_COMPAT
-static struct hfsc_if *
-hfsc_attach(ifq, bandwidth)
-	struct ifaltq *ifq;
-	u_int bandwidth;
-{
-	struct hfsc_if *hif;
-
-	hif = malloc(sizeof(struct hfsc_if), M_DEVBUF, M_WAITOK);
-	if (hif == NULL)
-		return (NULL);
-	bzero(hif, sizeof(struct hfsc_if));
-
-	hif->hif_eligible = ellist_alloc();
-	if (hif->hif_eligible == NULL) {
-		free(hif, M_DEVBUF);
-		return NULL;
-	}
-
-	hif->hif_ifq = ifq;
-
-	/* add this state to the hfsc list */
-	hif->hif_next = hif_list;
-	hif_list = hif;
-
-	return (hif);
-}
-
-static int
-hfsc_detach(hif)
-	struct hfsc_if *hif;
-{
-	(void)hfsc_clear_interface(hif);
-	(void)hfsc_class_destroy(hif->hif_rootclass);
-
-	/* remove this interface from the hif list */
-	if (hif_list == hif)
-		hif_list = hif->hif_next;
-	else {
-		struct hfsc_if *h;
-
-		for (h = hif_list; h != NULL; h = h->hif_next)
-			if (h->hif_next == hif) {
-				h->hif_next = hif->hif_next;
-				break;
-			}
-		ASSERT(h != NULL);
-	}
-
-	ellist_destroy(hif->hif_eligible);
-
-	free(hif, M_DEVBUF);
-
-	return (0);
-}
-
-static int
-hfsc_class_modify(cl, rsc, fsc, usc)
-	struct hfsc_class *cl;
-	struct service_curve *rsc, *fsc, *usc;
-{
-	struct internal_sc *rsc_tmp, *fsc_tmp, *usc_tmp;
-	u_int64_t cur_time;
-	int s;
-
-	rsc_tmp = fsc_tmp = usc_tmp = NULL;
-	if (rsc != NULL && (rsc->m1 != 0 || rsc->m2 != 0) &&
-	    cl->cl_rsc == NULL) {
-		rsc_tmp = malloc(sizeof(struct internal_sc),
-		    M_DEVBUF, M_WAITOK);
-		if (rsc_tmp == NULL)
-			return (ENOMEM);
-	}
-	if (fsc != NULL && (fsc->m1 != 0 || fsc->m2 != 0) &&
-	    cl->cl_fsc == NULL) {
-		fsc_tmp = malloc(sizeof(struct internal_sc),
-		    M_DEVBUF, M_WAITOK);
-		if (fsc_tmp == NULL) {
-			free(rsc_tmp);
-			return (ENOMEM);
-		}
-	}
-	if (usc != NULL && (usc->m1 != 0 || usc->m2 != 0) &&
-	    cl->cl_usc == NULL) {
-		usc_tmp = malloc(sizeof(struct internal_sc),
-		    M_DEVBUF, M_WAITOK);
-		if (usc_tmp == NULL) {
-			free(rsc_tmp);
-			free(fsc_tmp);
-			return (ENOMEM);
-		}
-	}
-
-	cur_time = read_machclk();
-	s = splnet();
-	IFQ_LOCK(cl->cl_hif->hif_ifq);
-
-	if (rsc != NULL) {
-		if (rsc->m1 == 0 && rsc->m2 == 0) {
-			if (cl->cl_rsc != NULL) {
-				if (!qempty(cl->cl_q))
-					hfsc_purgeq(cl);
-				free(cl->cl_rsc, M_DEVBUF);
-				cl->cl_rsc = NULL;
-			}
-		} else {
-			if (cl->cl_rsc == NULL)
-				cl->cl_rsc = rsc_tmp;
-			sc2isc(rsc, cl->cl_rsc);
-			rtsc_init(&cl->cl_deadline, cl->cl_rsc, cur_time,
-			    cl->cl_cumul);
-			cl->cl_eligible = cl->cl_deadline;
-			if (cl->cl_rsc->sm1 <= cl->cl_rsc->sm2) {
-				cl->cl_eligible.dx = 0;
-				cl->cl_eligible.dy = 0;
-			}
-		}
-	}
-
-	if (fsc != NULL) {
-		if (fsc->m1 == 0 && fsc->m2 == 0) {
-			if (cl->cl_fsc != NULL) {
-				if (!qempty(cl->cl_q))
-					hfsc_purgeq(cl);
-				free(cl->cl_fsc, M_DEVBUF);
-				cl->cl_fsc = NULL;
-			}
-		} else {
-			if (cl->cl_fsc == NULL)
-				cl->cl_fsc = fsc_tmp;
-			sc2isc(fsc, cl->cl_fsc);
-			rtsc_init(&cl->cl_virtual, cl->cl_fsc, cl->cl_vt,
-			    cl->cl_total);
-		}
-	}
-
-	if (usc != NULL) {
-		if (usc->m1 == 0 && usc->m2 == 0) {
-			if (cl->cl_usc != NULL) {
-				free(cl->cl_usc, M_DEVBUF);
-				cl->cl_usc = NULL;
-				cl->cl_myf = 0;
-			}
-		} else {
-			if (cl->cl_usc == NULL)
-				cl->cl_usc = usc_tmp;
-			sc2isc(usc, cl->cl_usc);
-			rtsc_init(&cl->cl_ulimit, cl->cl_usc, cur_time,
-			    cl->cl_total);
-		}
-	}
-
-	if (!qempty(cl->cl_q)) {
-		if (cl->cl_rsc != NULL)
-			update_ed(cl, m_pktlen(qhead(cl->cl_q)));
-		if (cl->cl_fsc != NULL)
-			update_vf(cl, 0, cur_time);
-		/* is this enough? */
-	}
-
-	IFQ_UNLOCK(cl->cl_hif->hif_ifq);
-	splx(s);
-
-	return (0);
-}
-
-/*
- * hfsc device interface
- */
-int
-hfscopen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	if (machclk_freq == 0)
-		init_machclk();
-
-	if (machclk_freq == 0) {
-		printf("hfsc: no cpu clock available!\n");
-		return (ENXIO);
-	}
-
-	/* everything will be done when the queueing scheme is attached. */
-	return 0;
-}
-
-int
-hfscclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct hfsc_if *hif;
-	int err, error = 0;
-
-	while ((hif = hif_list) != NULL) {
-		/* destroy all */
-		if (ALTQ_IS_ENABLED(hif->hif_ifq))
-			altq_disable(hif->hif_ifq);
-
-		err = altq_detach(hif->hif_ifq);
-		if (err == 0)
-			err = hfsc_detach(hif);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-
-	return error;
-}
-
-int
-hfscioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct hfsc_if *hif;
-	struct hfsc_interface *ifacep;
-	int	error = 0;
-
-	/* check super-user privilege */
-	switch (cmd) {
-	case HFSC_GETSTATS:
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		if ((error = priv_check(p, PRIV_ALTQ_MANAGE)) != 0)
-			return (error);
-#elsif (__FreeBSD_version > 400000)
-		if ((error = suser(p)) != 0)
-			return (error);
-#else
-		if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
-			return (error);
-#endif
-		break;
-	}
-
-	switch (cmd) {
-
-	case HFSC_IF_ATTACH:
-		error = hfsccmd_if_attach((struct hfsc_attach *)addr);
-		break;
-
-	case HFSC_IF_DETACH:
-		error = hfsccmd_if_detach((struct hfsc_interface *)addr);
-		break;
-
-	case HFSC_ENABLE:
-	case HFSC_DISABLE:
-	case HFSC_CLEAR_HIERARCHY:
-		ifacep = (struct hfsc_interface *)addr;
-		if ((hif = altq_lookup(ifacep->hfsc_ifname,
-				       ALTQT_HFSC)) == NULL) {
-			error = EBADF;
-			break;
-		}
-
-		switch (cmd) {
-
-		case HFSC_ENABLE:
-			if (hif->hif_defaultclass == NULL) {
-#ifdef ALTQ_DEBUG
-				printf("hfsc: no default class\n");
-#endif
-				error = EINVAL;
-				break;
-			}
-			error = altq_enable(hif->hif_ifq);
-			break;
-
-		case HFSC_DISABLE:
-			error = altq_disable(hif->hif_ifq);
-			break;
-
-		case HFSC_CLEAR_HIERARCHY:
-			hfsc_clear_interface(hif);
-			break;
-		}
-		break;
-
-	case HFSC_ADD_CLASS:
-		error = hfsccmd_add_class((struct hfsc_add_class *)addr);
-		break;
-
-	case HFSC_DEL_CLASS:
-		error = hfsccmd_delete_class((struct hfsc_delete_class *)addr);
-		break;
-
-	case HFSC_MOD_CLASS:
-		error = hfsccmd_modify_class((struct hfsc_modify_class *)addr);
-		break;
-
-	case HFSC_ADD_FILTER:
-		error = hfsccmd_add_filter((struct hfsc_add_filter *)addr);
-		break;
-
-	case HFSC_DEL_FILTER:
-		error = hfsccmd_delete_filter((struct hfsc_delete_filter *)addr);
-		break;
-
-	case HFSC_GETSTATS:
-		error = hfsccmd_class_stats((struct hfsc_class_stats *)addr);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-	return error;
-}
-
-static int
-hfsccmd_if_attach(ap)
-	struct hfsc_attach *ap;
-{
-	struct hfsc_if *hif;
-	struct ifnet *ifp;
-	int error;
-
-	if ((ifp = ifunit(ap->iface.hfsc_ifname)) == NULL)
-		return (ENXIO);
-
-	if ((hif = hfsc_attach(&ifp->if_snd, ap->bandwidth)) == NULL)
-		return (ENOMEM);
-
-	/*
-	 * set HFSC to this ifnet structure.
-	 */
-	if ((error = altq_attach(&ifp->if_snd, ALTQT_HFSC, hif,
-				 hfsc_enqueue, hfsc_dequeue, hfsc_request,
-				 &hif->hif_classifier, acc_classify)) != 0)
-		(void)hfsc_detach(hif);
-
-	return (error);
-}
-
-static int
-hfsccmd_if_detach(ap)
-	struct hfsc_interface *ap;
-{
-	struct hfsc_if *hif;
-	int error;
-
-	if ((hif = altq_lookup(ap->hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	if (ALTQ_IS_ENABLED(hif->hif_ifq))
-		altq_disable(hif->hif_ifq);
-
-	if ((error = altq_detach(hif->hif_ifq)))
-		return (error);
-
-	return hfsc_detach(hif);
-}
-
-static int
-hfsccmd_add_class(ap)
-	struct hfsc_add_class *ap;
-{
-	struct hfsc_if *hif;
-	struct hfsc_class *cl, *parent;
-	int	i;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	if (ap->parent_handle == HFSC_NULLCLASS_HANDLE &&
-	    hif->hif_rootclass == NULL)
-		parent = NULL;
-	else if ((parent = clh_to_clp(hif, ap->parent_handle)) == NULL)
-		return (EINVAL);
-
-	/* assign a class handle (use a free slot number for now) */
-	for (i = 1; i < HFSC_MAX_CLASSES; i++)
-		if (hif->hif_class_tbl[i] == NULL)
-			break;
-	if (i == HFSC_MAX_CLASSES)
-		return (EBUSY);
-
-	if ((cl = hfsc_class_create(hif, &ap->service_curve, NULL, NULL,
-	    parent, ap->qlimit, ap->flags, i)) == NULL)
-		return (ENOMEM);
-
-	/* return a class handle to the user */
-	ap->class_handle = i;
-
-	return (0);
-}
-
-static int
-hfsccmd_delete_class(ap)
-	struct hfsc_delete_class *ap;
-{
-	struct hfsc_if *hif;
-	struct hfsc_class *cl;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(hif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	return hfsc_class_destroy(cl);
-}
-
-static int
-hfsccmd_modify_class(ap)
-	struct hfsc_modify_class *ap;
-{
-	struct hfsc_if *hif;
-	struct hfsc_class *cl;
-	struct service_curve *rsc = NULL;
-	struct service_curve *fsc = NULL;
-	struct service_curve *usc = NULL;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(hif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	if (ap->sctype & HFSC_REALTIMESC)
-		rsc = &ap->service_curve;
-	if (ap->sctype & HFSC_LINKSHARINGSC)
-		fsc = &ap->service_curve;
-	if (ap->sctype & HFSC_UPPERLIMITSC)
-		usc = &ap->service_curve;
-
-	return hfsc_class_modify(cl, rsc, fsc, usc);
-}
-
-static int
-hfsccmd_add_filter(ap)
-	struct hfsc_add_filter *ap;
-{
-	struct hfsc_if *hif;
-	struct hfsc_class *cl;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(hif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	if (is_a_parent_class(cl)) {
-#ifdef ALTQ_DEBUG
-		printf("hfsccmd_add_filter: not a leaf class!\n");
-#endif
-		return (EINVAL);
-	}
-
-	return acc_add_filter(&hif->hif_classifier, &ap->filter,
-			      cl, &ap->filter_handle);
-}
-
-static int
-hfsccmd_delete_filter(ap)
-	struct hfsc_delete_filter *ap;
-{
-	struct hfsc_if *hif;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	return acc_delete_filter(&hif->hif_classifier,
-				 ap->filter_handle);
-}
-
-static int
-hfsccmd_class_stats(ap)
-	struct hfsc_class_stats *ap;
-{
-	struct hfsc_if *hif;
-	struct hfsc_class *cl;
-	struct hfsc_classstats stats, *usp;
-	int	n, nclasses, error;
-
-	if ((hif = altq_lookup(ap->iface.hfsc_ifname, ALTQT_HFSC)) == NULL)
-		return (EBADF);
-
-	ap->cur_time = read_machclk();
-	ap->machclk_freq = machclk_freq;
-	ap->hif_classes = hif->hif_classes;
-	ap->hif_packets = hif->hif_packets;
-
-	/* skip the first N classes in the tree */
-	nclasses = ap->nskip;
-	for (cl = hif->hif_rootclass, n = 0; cl != NULL && n < nclasses;
-	     cl = hfsc_nextclass(cl), n++)
-		;
-	if (n != nclasses)
-		return (EINVAL);
-
-	/* then, read the next N classes in the tree */
-	nclasses = ap->nclasses;
-	usp = ap->stats;
-	for (n = 0; cl != NULL && n < nclasses; cl = hfsc_nextclass(cl), n++) {
-
-		get_class_stats(&stats, cl);
-
-		if ((error = copyout((caddr_t)&stats, (caddr_t)usp++,
-				     sizeof(stats))) != 0)
-			return (error);
-	}
-
-	ap->nclasses = n;
-
-	return (0);
-}
-
-#ifdef KLD_MODULE
-
-static struct altqsw hfsc_sw =
-	{"hfsc", hfscopen, hfscclose, hfscioctl};
-
-ALTQ_MODULE(altq_hfsc, ALTQT_HFSC, &hfsc_sw);
-MODULE_DEPEND(altq_hfsc, altq_red, 1, 1, 1);
-MODULE_DEPEND(altq_hfsc, altq_rio, 1, 1, 1);
-
-#endif /* KLD_MODULE */
-#endif /* ALTQ3_COMPAT */
 
 #endif /* ALTQ_HFSC */
diff --git a/freebsd/sys/net/altq/altq_hfsc.h b/freebsd/sys/net/altq/altq_hfsc.h
index 67ec0036..fa4aa811 100644
--- a/freebsd/sys/net/altq/altq_hfsc.h
+++ b/freebsd/sys/net/altq/altq_hfsc.h
@@ -168,74 +168,6 @@ struct hfsc_classstats_v1 {
  * header.
  */
 	
-#ifdef ALTQ3_COMPAT
-struct hfsc_interface {
-	char	hfsc_ifname[IFNAMSIZ];  /* interface name (e.g., fxp0) */
-};
-
-struct hfsc_attach {
-	struct hfsc_interface	iface;
-	u_int			bandwidth;  /* link bandwidth in bits/sec */
-};
-
-struct hfsc_add_class {
-	struct hfsc_interface	iface;
-	u_int32_t		parent_handle;
-	struct service_curve	service_curve;
-	int			qlimit;
-	int			flags;
-
-	u_int32_t		class_handle;  /* return value */
-};
-
-struct hfsc_delete_class {
-	struct hfsc_interface	iface;
-	u_int32_t		class_handle;
-};
-
-struct hfsc_modify_class {
-	struct hfsc_interface	iface;
-	u_int32_t		class_handle;
-	struct service_curve	service_curve;
-	int			sctype;
-};
-
-struct hfsc_add_filter {
-	struct hfsc_interface	iface;
-	u_int32_t		class_handle;
-	struct flow_filter	filter;
-
-	u_long			filter_handle;  /* return value */
-};
-
-struct hfsc_delete_filter {
-	struct hfsc_interface	iface;
-	u_long			filter_handle;
-};
-
-struct hfsc_class_stats {
-	struct hfsc_interface	iface;
-	int			nskip;		/* skip # of classes */
-	int			nclasses;	/* # of class stats (WR) */
-	u_int64_t		cur_time;	/* current time */
-	u_int32_t		machclk_freq;	/* machine clock frequency */
-	u_int			hif_classes;	/* # of classes in the tree */
-	u_int			hif_packets;	/* # of packets in the tree */
-	struct hfsc_classstats	*stats;		/* pointer to stats array */
-};
-
-#define	HFSC_IF_ATTACH		_IOW('Q', 1, struct hfsc_attach)
-#define	HFSC_IF_DETACH		_IOW('Q', 2, struct hfsc_interface)
-#define	HFSC_ENABLE		_IOW('Q', 3, struct hfsc_interface)
-#define	HFSC_DISABLE		_IOW('Q', 4, struct hfsc_interface)
-#define	HFSC_CLEAR_HIERARCHY	_IOW('Q', 5, struct hfsc_interface)
-#define	HFSC_ADD_CLASS		_IOWR('Q', 7, struct hfsc_add_class)
-#define	HFSC_DEL_CLASS		_IOW('Q', 8, struct hfsc_delete_class)
-#define	HFSC_MOD_CLASS		_IOW('Q', 9, struct hfsc_modify_class)
-#define	HFSC_ADD_FILTER		_IOWR('Q', 10, struct hfsc_add_filter)
-#define	HFSC_DEL_FILTER		_IOW('Q', 11, struct hfsc_delete_filter)
-#define	HFSC_GETSTATS		_IOWR('Q', 12, struct hfsc_class_stats)
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 /*
diff --git a/freebsd/sys/net/altq/altq_priq.c b/freebsd/sys/net/altq/altq_priq.c
index ce0830eb..5e77aef2 100644
--- a/freebsd/sys/net/altq/altq_priq.c
+++ b/freebsd/sys/net/altq/altq_priq.c
@@ -57,18 +57,11 @@
 #include <netpfil/pf/pf_altq.h>
 #include <netpfil/pf/pf_mtag.h>
 #include <net/altq/altq.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
 #include <net/altq/altq_priq.h>
 
 /*
  * function prototypes
  */
-#ifdef ALTQ3_COMPAT
-static struct priq_if *priq_attach(struct ifaltq *, u_int);
-static int priq_detach(struct priq_if *);
-#endif
 static int priq_clear_interface(struct priq_if *);
 static int priq_request(struct ifaltq *, int, void *);
 static void priq_purge(struct priq_if *);
@@ -83,26 +76,10 @@ static struct mbuf *priq_getq(struct priq_class *);
 static struct mbuf *priq_pollq(struct priq_class *);
 static void priq_purgeq(struct priq_class *);
 
-#ifdef ALTQ3_COMPAT
-static int priqcmd_if_attach(struct priq_interface *);
-static int priqcmd_if_detach(struct priq_interface *);
-static int priqcmd_add_class(struct priq_add_class *);
-static int priqcmd_delete_class(struct priq_delete_class *);
-static int priqcmd_modify_class(struct priq_modify_class *);
-static int priqcmd_add_filter(struct priq_add_filter *);
-static int priqcmd_delete_filter(struct priq_delete_filter *);
-static int priqcmd_class_stats(struct priq_class_stats *);
-#endif /* ALTQ3_COMPAT */
 
 static void get_class_stats(struct priq_classstats *, struct priq_class *);
 static struct priq_class *clh_to_clp(struct priq_if *, u_int32_t);
 
-#ifdef ALTQ3_COMPAT
-altqdev_decl(priq);
-
-/* pif_list keeps all priq_if's allocated. */
-static struct priq_if *pif_list = NULL;
-#endif /* ALTQ3_COMPAT */
 
 int
 priq_pfattach(struct pf_altq *a)
@@ -491,10 +468,6 @@ priq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 	cl = NULL;
 	if ((t = pf_find_mtag(m)) != NULL)
 		cl = clh_to_clp(pif, t->qid);
-#ifdef ALTQ3_COMPAT
-	else if ((ifq->altq_flags & ALTQF_CLASSIFY) && pktattr != NULL)
-		cl = pktattr->pattr_class;
-#endif
 	if (cl == NULL) {
 		cl = pif->pif_default;
 		if (cl == NULL) {
@@ -502,12 +475,7 @@ priq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
 			return (ENOBUFS);
 		}
 	}
-#ifdef ALTQ3_COMPAT
-	if (pktattr != NULL)
-		cl->cl_pktattr = pktattr;  /* save proto hdr used by ECN */
-	else
-#endif
-		cl->cl_pktattr = NULL;
+	cl->cl_pktattr = NULL;
 	len = m_pktlen(m);
 	if (priq_addq(cl, m) != 0) {
 		/* drop occurred.  mbuf was freed in priq_addq. */
@@ -676,397 +644,4 @@ clh_to_clp(struct priq_if *pif, u_int32_t chandle)
 }
 
 
-#ifdef ALTQ3_COMPAT
-
-static struct priq_if *
-priq_attach(ifq, bandwidth)
-	struct ifaltq *ifq;
-	u_int bandwidth;
-{
-	struct priq_if *pif;
-
-	pif = malloc(sizeof(struct priq_if),
-	       M_DEVBUF, M_WAITOK);
-	if (pif == NULL)
-		return (NULL);
-	bzero(pif, sizeof(struct priq_if));
-	pif->pif_bandwidth = bandwidth;
-	pif->pif_maxpri = -1;
-	pif->pif_ifq = ifq;
-
-	/* add this state to the priq list */
-	pif->pif_next = pif_list;
-	pif_list = pif;
-
-	return (pif);
-}
-
-static int
-priq_detach(pif)
-	struct priq_if *pif;
-{
-	(void)priq_clear_interface(pif);
-
-	/* remove this interface from the pif list */
-	if (pif_list == pif)
-		pif_list = pif->pif_next;
-	else {
-		struct priq_if *p;
-
-		for (p = pif_list; p != NULL; p = p->pif_next)
-			if (p->pif_next == pif) {
-				p->pif_next = pif->pif_next;
-				break;
-			}
-		ASSERT(p != NULL);
-	}
-
-	free(pif, M_DEVBUF);
-	return (0);
-}
-
-/*
- * priq device interface
- */
-int
-priqopen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	/* everything will be done when the queueing scheme is attached. */
-	return 0;
-}
-
-int
-priqclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct priq_if *pif;
-	int err, error = 0;
-
-	while ((pif = pif_list) != NULL) {
-		/* destroy all */
-		if (ALTQ_IS_ENABLED(pif->pif_ifq))
-			altq_disable(pif->pif_ifq);
-
-		err = altq_detach(pif->pif_ifq);
-		if (err == 0)
-			err = priq_detach(pif);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-
-	return error;
-}
-
-int
-priqioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	struct priq_if *pif;
-	struct priq_interface *ifacep;
-	int	error = 0;
-
-	/* check super-user privilege */
-	switch (cmd) {
-	case PRIQ_GETSTATS:
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		if ((error = priv_check(p, PRIV_ALTQ_MANAGE)) != 0)
-			return (error);
-#elsif (__FreeBSD_version > 400000)
-		if ((error = suser(p)) != 0)
-			return (error);
-#else
-		if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
-			return (error);
-#endif
-		break;
-	}
-
-	switch (cmd) {
-
-	case PRIQ_IF_ATTACH:
-		error = priqcmd_if_attach((struct priq_interface *)addr);
-		break;
-
-	case PRIQ_IF_DETACH:
-		error = priqcmd_if_detach((struct priq_interface *)addr);
-		break;
-
-	case PRIQ_ENABLE:
-	case PRIQ_DISABLE:
-	case PRIQ_CLEAR:
-		ifacep = (struct priq_interface *)addr;
-		if ((pif = altq_lookup(ifacep->ifname,
-				       ALTQT_PRIQ)) == NULL) {
-			error = EBADF;
-			break;
-		}
-
-		switch (cmd) {
-		case PRIQ_ENABLE:
-			if (pif->pif_default == NULL) {
-#ifdef ALTQ_DEBUG
-				printf("priq: no default class\n");
-#endif
-				error = EINVAL;
-				break;
-			}
-			error = altq_enable(pif->pif_ifq);
-			break;
-
-		case PRIQ_DISABLE:
-			error = altq_disable(pif->pif_ifq);
-			break;
-
-		case PRIQ_CLEAR:
-			priq_clear_interface(pif);
-			break;
-		}
-		break;
-
-	case PRIQ_ADD_CLASS:
-		error = priqcmd_add_class((struct priq_add_class *)addr);
-		break;
-
-	case PRIQ_DEL_CLASS:
-		error = priqcmd_delete_class((struct priq_delete_class *)addr);
-		break;
-
-	case PRIQ_MOD_CLASS:
-		error = priqcmd_modify_class((struct priq_modify_class *)addr);
-		break;
-
-	case PRIQ_ADD_FILTER:
-		error = priqcmd_add_filter((struct priq_add_filter *)addr);
-		break;
-
-	case PRIQ_DEL_FILTER:
-		error = priqcmd_delete_filter((struct priq_delete_filter *)addr);
-		break;
-
-	case PRIQ_GETSTATS:
-		error = priqcmd_class_stats((struct priq_class_stats *)addr);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-	return error;
-}
-
-static int
-priqcmd_if_attach(ap)
-	struct priq_interface *ap;
-{
-	struct priq_if *pif;
-	struct ifnet *ifp;
-	int error;
-
-	if ((ifp = ifunit(ap->ifname)) == NULL)
-		return (ENXIO);
-
-	if ((pif = priq_attach(&ifp->if_snd, ap->arg)) == NULL)
-		return (ENOMEM);
-
-	/*
-	 * set PRIQ to this ifnet structure.
-	 */
-	if ((error = altq_attach(&ifp->if_snd, ALTQT_PRIQ, pif,
-				 priq_enqueue, priq_dequeue, priq_request,
-				 &pif->pif_classifier, acc_classify)) != 0)
-		(void)priq_detach(pif);
-
-	return (error);
-}
-
-static int
-priqcmd_if_detach(ap)
-	struct priq_interface *ap;
-{
-	struct priq_if *pif;
-	int error;
-
-	if ((pif = altq_lookup(ap->ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	if (ALTQ_IS_ENABLED(pif->pif_ifq))
-		altq_disable(pif->pif_ifq);
-
-	if ((error = altq_detach(pif->pif_ifq)))
-		return (error);
-
-	return priq_detach(pif);
-}
-
-static int
-priqcmd_add_class(ap)
-	struct priq_add_class *ap;
-{
-	struct priq_if *pif;
-	struct priq_class *cl;
-	int qid;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	if (ap->pri < 0 || ap->pri >= PRIQ_MAXPRI)
-		return (EINVAL);
-	if (pif->pif_classes[ap->pri] != NULL)
-		return (EBUSY);
-
-	qid = ap->pri + 1;
-	if ((cl = priq_class_create(pif, ap->pri,
-	    ap->qlimit, ap->flags, qid)) == NULL)
-		return (ENOMEM);
-
-	/* return a class handle to the user */
-	ap->class_handle = cl->cl_handle;
-
-	return (0);
-}
-
-static int
-priqcmd_delete_class(ap)
-	struct priq_delete_class *ap;
-{
-	struct priq_if *pif;
-	struct priq_class *cl;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(pif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	return priq_class_destroy(cl);
-}
-
-static int
-priqcmd_modify_class(ap)
-	struct priq_modify_class *ap;
-{
-	struct priq_if *pif;
-	struct priq_class *cl;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	if (ap->pri < 0 || ap->pri >= PRIQ_MAXPRI)
-		return (EINVAL);
-
-	if ((cl = clh_to_clp(pif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	/*
-	 * if priority is changed, move the class to the new priority
-	 */
-	if (pif->pif_classes[ap->pri] != cl) {
-		if (pif->pif_classes[ap->pri] != NULL)
-			return (EEXIST);
-		pif->pif_classes[cl->cl_pri] = NULL;
-		pif->pif_classes[ap->pri] = cl;
-		cl->cl_pri = ap->pri;
-	}
-
-	/* call priq_class_create to change class parameters */
-	if ((cl = priq_class_create(pif, ap->pri,
-	    ap->qlimit, ap->flags, ap->class_handle)) == NULL)
-		return (ENOMEM);
-	return 0;
-}
-
-static int
-priqcmd_add_filter(ap)
-	struct priq_add_filter *ap;
-{
-	struct priq_if *pif;
-	struct priq_class *cl;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	if ((cl = clh_to_clp(pif, ap->class_handle)) == NULL)
-		return (EINVAL);
-
-	return acc_add_filter(&pif->pif_classifier, &ap->filter,
-			      cl, &ap->filter_handle);
-}
-
-static int
-priqcmd_delete_filter(ap)
-	struct priq_delete_filter *ap;
-{
-	struct priq_if *pif;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	return acc_delete_filter(&pif->pif_classifier,
-				 ap->filter_handle);
-}
-
-static int
-priqcmd_class_stats(ap)
-	struct priq_class_stats *ap;
-{
-	struct priq_if *pif;
-	struct priq_class *cl;
-	struct priq_classstats stats, *usp;
-	int	pri, error;
-
-	if ((pif = altq_lookup(ap->iface.ifname, ALTQT_PRIQ)) == NULL)
-		return (EBADF);
-
-	ap->maxpri = pif->pif_maxpri;
-
-	/* then, read the next N classes in the tree */
-	usp = ap->stats;
-	for (pri = 0; pri <= pif->pif_maxpri; pri++) {
-		cl = pif->pif_classes[pri];
-		if (cl != NULL)
-			get_class_stats(&stats, cl);
-		else
-			bzero(&stats, sizeof(stats));
-		if ((error = copyout((caddr_t)&stats, (caddr_t)usp++,
-				     sizeof(stats))) != 0)
-			return (error);
-	}
-	return (0);
-}
-
-#ifdef KLD_MODULE
-
-static struct altqsw priq_sw =
-	{"priq", priqopen, priqclose, priqioctl};
-
-ALTQ_MODULE(altq_priq, ALTQT_PRIQ, &priq_sw);
-MODULE_DEPEND(altq_priq, altq_red, 1, 1, 1);
-MODULE_DEPEND(altq_priq, altq_rio, 1, 1, 1);
-
-#endif /* KLD_MODULE */
-
-#endif /* ALTQ3_COMPAT */
 #endif /* ALTQ_PRIQ */
diff --git a/freebsd/sys/net/altq/altq_priq.h b/freebsd/sys/net/altq/altq_priq.h
index 1a824d60..a5ee3289 100644
--- a/freebsd/sys/net/altq/altq_priq.h
+++ b/freebsd/sys/net/altq/altq_priq.h
@@ -42,21 +42,6 @@ extern "C" {
 
 #define	PRIQ_MAXPRI	16	/* upper limit of the number of priorities */
 
-#ifdef ALTQ3_COMPAT
-struct priq_interface {
-	char	ifname[IFNAMSIZ];	/* interface name (e.g., fxp0) */
-	u_long	arg;			/* request-specific argument */
-};
-
-struct priq_add_class {
-	struct priq_interface	iface;
-	int			pri;	/* priority (0 is the lowest) */
-	int			qlimit;	/* queue size limit */
-	int			flags;	/* misc flags (see below) */
-
-	u_int32_t		class_handle;  /* return value */
-};
-#endif /* ALTQ3_COMPAT */
 
 /* priq class flags */
 #define	PRCF_RED		0x0001	/* use RED */
@@ -69,33 +54,6 @@ struct priq_add_class {
 /* special class handles */
 #define	PRIQ_NULLCLASS_HANDLE	0
 
-#ifdef ALTQ3_COMPAT
-struct priq_delete_class {
-	struct priq_interface	iface;
-	u_int32_t		class_handle;
-};
-
-struct priq_modify_class {
-	struct priq_interface	iface;
-	u_int32_t		class_handle;
-	int			pri;
-	int			qlimit;
-	int			flags;
-};
-
-struct priq_add_filter {
-	struct priq_interface	iface;
-	u_int32_t		class_handle;
-	struct flow_filter	filter;
-
-	u_long			filter_handle;  /* return value */
-};
-
-struct priq_delete_filter {
-	struct priq_interface	iface;
-	u_long			filter_handle;
-};
-#endif /* ALTQ3_COMPAT */
 
 struct priq_classstats {
 	u_int32_t		class_handle;
@@ -118,27 +76,6 @@ struct priq_classstats {
  * header.
  */
 
-#ifdef ALTQ3_COMPAT
-struct priq_class_stats {
-	struct priq_interface	iface;
-	int			maxpri;	  /* in/out */
-
-	struct priq_classstats	*stats;   /* pointer to stats array */
-};
-
-#define	PRIQ_IF_ATTACH		_IOW('Q', 1, struct priq_interface)
-#define	PRIQ_IF_DETACH		_IOW('Q', 2, struct priq_interface)
-#define	PRIQ_ENABLE		_IOW('Q', 3, struct priq_interface)
-#define	PRIQ_DISABLE		_IOW('Q', 4, struct priq_interface)
-#define	PRIQ_CLEAR		_IOW('Q', 5, struct priq_interface)
-#define	PRIQ_ADD_CLASS		_IOWR('Q', 7, struct priq_add_class)
-#define	PRIQ_DEL_CLASS		_IOW('Q', 8, struct priq_delete_class)
-#define	PRIQ_MOD_CLASS		_IOW('Q', 9, struct priq_modify_class)
-#define	PRIQ_ADD_FILTER		_IOWR('Q', 10, struct priq_add_filter)
-#define	PRIQ_DEL_FILTER		_IOW('Q', 11, struct priq_delete_filter)
-#define	PRIQ_GETSTATS		_IOWR('Q', 12, struct priq_class_stats)
-
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 
diff --git a/freebsd/sys/net/altq/altq_red.c b/freebsd/sys/net/altq/altq_red.c
index 3ac0e0ec..f6ba0da8 100644
--- a/freebsd/sys/net/altq/altq_red.c
+++ b/freebsd/sys/net/altq/altq_red.c
@@ -98,12 +98,6 @@
 #include <netpfil/pf/pf_mtag.h>
 #include <net/altq/altq.h>
 #include <net/altq/altq_red.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#ifdef ALTQ_FLOWVALVE
-#include <net/altq/altq_flowvalve.h>
-#endif
-#endif
 
 /*
  * ALTQ/RED (Random Early Detection) implementation using 32-bit
@@ -170,56 +164,12 @@
  * to switch to the random-drop policy, define "RED_RANDOM_DROP".
  */
 
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_FLOWVALVE
-/*
- * flow-valve is an extension to protect red from unresponsive flows
- * and to promote end-to-end congestion control.
- * flow-valve observes the average drop rates of the flows that have
- * experienced packet drops in the recent past.
- * when the average drop rate exceeds the threshold, the flow is
- * blocked by the flow-valve.  the trapped flow should back off
- * exponentially to escape from the flow-valve.
- */
-#ifdef RED_RANDOM_DROP
-#error "random-drop can't be used with flow-valve!"
-#endif
-#endif /* ALTQ_FLOWVALVE */
-
-/* red_list keeps all red_queue_t's allocated. */
-static red_queue_t *red_list = NULL;
-
-#endif /* ALTQ3_COMPAT */
 
 /* default red parameter values */
 static int default_th_min = TH_MIN;
 static int default_th_max = TH_MAX;
 static int default_inv_pmax = INV_P_MAX;
 
-#ifdef ALTQ3_COMPAT
-/* internal function prototypes */
-static int red_enqueue(struct ifaltq *, struct mbuf *, struct altq_pktattr *);
-static struct mbuf *red_dequeue(struct ifaltq *, int);
-static int red_request(struct ifaltq *, int, void *);
-static void red_purgeq(red_queue_t *);
-static int red_detach(red_queue_t *);
-#ifdef ALTQ_FLOWVALVE
-static __inline struct fve *flowlist_lookup(struct flowvalve *,
-			 struct altq_pktattr *, struct timeval *);
-static __inline struct fve *flowlist_reclaim(struct flowvalve *,
-					     struct altq_pktattr *);
-static __inline void flowlist_move_to_head(struct flowvalve *, struct fve *);
-static __inline int fv_p2f(struct flowvalve *, int);
-#if 0 /* XXX: make the compiler happy (fv_alloc unused) */
-static struct flowvalve *fv_alloc(struct red *);
-#endif
-static void fv_destroy(struct flowvalve *);
-static int fv_checkflow(struct flowvalve *, struct altq_pktattr *,
-			struct fve **);
-static void fv_dropbyred(struct flowvalve *fv, struct altq_pktattr *,
-			 struct fve *);
-#endif
-#endif /* ALTQ3_COMPAT */
 
 /*
  * red support routines
@@ -317,12 +267,6 @@ red_alloc(int weight, int inv_pmax, int th_min, int th_max, int flags,
 void
 red_destroy(red_t *rp)
 {
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_FLOWVALVE
-	if (rp->red_flowvalve != NULL)
-		fv_destroy(rp->red_flowvalve);
-#endif
-#endif /* ALTQ3_COMPAT */
 	wtab_destroy(rp->red_wtab);
 	free(rp, M_DEVBUF);
 }
@@ -344,17 +288,6 @@ red_addq(red_t *rp, class_queue_t *q, struct mbuf *m,
 {
 	int avg, droptype;
 	int n;
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_FLOWVALVE
-	struct fve *fve = NULL;
-
-	if (rp->red_flowvalve != NULL && rp->red_flowvalve->fv_flows > 0)
-		if (fv_checkflow(rp->red_flowvalve, pktattr, &fve)) {
-			m_freem(m);
-			return (-1);
-		}
-#endif
-#endif /* ALTQ3_COMPAT */
 
 	avg = rp->red_avg;
 
@@ -460,12 +393,6 @@ red_addq(red_t *rp, class_queue_t *q, struct mbuf *m,
 		PKTCNTR_ADD(&rp->red_stats.drop_cnt, m_pktlen(m));
 #endif
 		rp->red_count = 0;
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_FLOWVALVE
-		if (rp->red_flowvalve != NULL)
-			fv_dropbyred(rp->red_flowvalve, pktattr, fve);
-#endif
-#endif /* ALTQ3_COMPAT */
 		m_freem(m);
 		return (-1);
 	}
@@ -523,11 +450,6 @@ mark_ecn(struct mbuf *m, struct altq_pktattr *pktattr, int flags)
 	at = pf_find_mtag(m);
 	if (at != NULL) {
 		hdr = at->hdr;
-#ifdef ALTQ3_COMPAT
-	} else if (pktattr != NULL) {
-		af = pktattr->pattr_af;
-		hdr = pktattr->pattr_hdr;
-#endif /* ALTQ3_COMPAT */
 	} else
 		return (0);
 
@@ -709,786 +631,5 @@ pow_w(struct wtab *w, int n)
 	return (val);
 }
 
-#ifdef ALTQ3_COMPAT
-/*
- * red device interface
- */
-altqdev_decl(red);
-
-int
-redopen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	/* everything will be done when the queueing scheme is attached. */
-	return 0;
-}
-
-int
-redclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	red_queue_t *rqp;
-	int err, error = 0;
-
-	while ((rqp = red_list) != NULL) {
-		/* destroy all */
-		err = red_detach(rqp);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-
-	return error;
-}
-
-int
-redioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	red_queue_t *rqp;
-	struct red_interface *ifacep;
-	struct ifnet *ifp;
-	int	error = 0;
-
-	/* check super-user privilege */
-	switch (cmd) {
-	case RED_GETSTATS:
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		if ((error = priv_check(p, PRIV_ALTQ_MANAGE)) != 0)
-#elsif (__FreeBSD_version > 400000)
-		if ((error = suser(p)) != 0)
-#else
-		if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
-#endif
-			return (error);
-		break;
-	}
-
-	switch (cmd) {
-
-	case RED_ENABLE:
-		ifacep = (struct red_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->red_ifname, ALTQT_RED)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = altq_enable(rqp->rq_ifq);
-		break;
-
-	case RED_DISABLE:
-		ifacep = (struct red_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->red_ifname, ALTQT_RED)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = altq_disable(rqp->rq_ifq);
-		break;
-
-	case RED_IF_ATTACH:
-		ifp = ifunit(((struct red_interface *)addr)->red_ifname);
-		if (ifp == NULL) {
-			error = ENXIO;
-			break;
-		}
-
-		/* allocate and initialize red_queue_t */
-		rqp = malloc(sizeof(red_queue_t), M_DEVBUF, M_WAITOK);
-		if (rqp == NULL) {
-			error = ENOMEM;
-			break;
-		}
-		bzero(rqp, sizeof(red_queue_t));
-
-		rqp->rq_q = malloc(sizeof(class_queue_t),
-		       M_DEVBUF, M_WAITOK);
-		if (rqp->rq_q == NULL) {
-			free(rqp, M_DEVBUF);
-			error = ENOMEM;
-			break;
-		}
-		bzero(rqp->rq_q, sizeof(class_queue_t));
-
-		rqp->rq_red = red_alloc(0, 0, 0, 0, 0, 0);
-		if (rqp->rq_red == NULL) {
-			free(rqp->rq_q, M_DEVBUF);
-			free(rqp, M_DEVBUF);
-			error = ENOMEM;
-			break;
-		}
-
-		rqp->rq_ifq = &ifp->if_snd;
-		qtail(rqp->rq_q) = NULL;
-		qlen(rqp->rq_q) = 0;
-		qlimit(rqp->rq_q) = RED_LIMIT;
-		qtype(rqp->rq_q) = Q_RED;
-
-		/*
-		 * set RED to this ifnet structure.
-		 */
-		error = altq_attach(rqp->rq_ifq, ALTQT_RED, rqp,
-				    red_enqueue, red_dequeue, red_request,
-				    NULL, NULL);
-		if (error) {
-			red_destroy(rqp->rq_red);
-			free(rqp->rq_q, M_DEVBUF);
-			free(rqp, M_DEVBUF);
-			break;
-		}
-
-		/* add this state to the red list */
-		rqp->rq_next = red_list;
-		red_list = rqp;
-		break;
-
-	case RED_IF_DETACH:
-		ifacep = (struct red_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->red_ifname, ALTQT_RED)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = red_detach(rqp);
-		break;
-
-	case RED_GETSTATS:
-		do {
-			struct red_stats *q_stats;
-			red_t *rp;
-
-			q_stats = (struct red_stats *)addr;
-			if ((rqp = altq_lookup(q_stats->iface.red_ifname,
-					     ALTQT_RED)) == NULL) {
-				error = EBADF;
-				break;
-			}
-
-			q_stats->q_len 	   = qlen(rqp->rq_q);
-			q_stats->q_limit   = qlimit(rqp->rq_q);
-
-			rp = rqp->rq_red;
-			q_stats->q_avg 	   = rp->red_avg >> rp->red_wshift;
-			q_stats->xmit_cnt  = rp->red_stats.xmit_cnt;
-			q_stats->drop_cnt  = rp->red_stats.drop_cnt;
-			q_stats->drop_forced   = rp->red_stats.drop_forced;
-			q_stats->drop_unforced = rp->red_stats.drop_unforced;
-			q_stats->marked_packets = rp->red_stats.marked_packets;
-
-			q_stats->weight		= rp->red_weight;
-			q_stats->inv_pmax	= rp->red_inv_pmax;
-			q_stats->th_min		= rp->red_thmin;
-			q_stats->th_max		= rp->red_thmax;
-
-#ifdef ALTQ_FLOWVALVE
-			if (rp->red_flowvalve != NULL) {
-				struct flowvalve *fv = rp->red_flowvalve;
-				q_stats->fv_flows    = fv->fv_flows;
-				q_stats->fv_pass     = fv->fv_stats.pass;
-				q_stats->fv_predrop  = fv->fv_stats.predrop;
-				q_stats->fv_alloc    = fv->fv_stats.alloc;
-				q_stats->fv_escape   = fv->fv_stats.escape;
-			} else {
-#endif /* ALTQ_FLOWVALVE */
-				q_stats->fv_flows    = 0;
-				q_stats->fv_pass     = 0;
-				q_stats->fv_predrop  = 0;
-				q_stats->fv_alloc    = 0;
-				q_stats->fv_escape   = 0;
-#ifdef ALTQ_FLOWVALVE
-			}
-#endif /* ALTQ_FLOWVALVE */
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	case RED_CONFIG:
-		do {
-			struct red_conf *fc;
-			red_t *new;
-			int s, limit;
-
-			fc = (struct red_conf *)addr;
-			if ((rqp = altq_lookup(fc->iface.red_ifname,
-					       ALTQT_RED)) == NULL) {
-				error = EBADF;
-				break;
-			}
-			new = red_alloc(fc->red_weight,
-					fc->red_inv_pmax,
-					fc->red_thmin,
-					fc->red_thmax,
-					fc->red_flags,
-					fc->red_pkttime);
-			if (new == NULL) {
-				error = ENOMEM;
-				break;
-			}
-
-			s = splnet();
-			red_purgeq(rqp);
-			limit = fc->red_limit;
-			if (limit < fc->red_thmax)
-				limit = fc->red_thmax;
-			qlimit(rqp->rq_q) = limit;
-			fc->red_limit = limit;	/* write back the new value */
-
-			red_destroy(rqp->rq_red);
-			rqp->rq_red = new;
-
-			splx(s);
-
-			/* write back new values */
-			fc->red_limit = limit;
-			fc->red_inv_pmax = rqp->rq_red->red_inv_pmax;
-			fc->red_thmin = rqp->rq_red->red_thmin;
-			fc->red_thmax = rqp->rq_red->red_thmax;
-
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	case RED_SETDEFAULTS:
-		do {
-			struct redparams *rp;
-
-			rp = (struct redparams *)addr;
-
-			default_th_min = rp->th_min;
-			default_th_max = rp->th_max;
-			default_inv_pmax = rp->inv_pmax;
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-	return error;
-}
-
-static int
-red_detach(rqp)
-	red_queue_t *rqp;
-{
-	red_queue_t *tmp;
-	int error = 0;
-
-	if (ALTQ_IS_ENABLED(rqp->rq_ifq))
-		altq_disable(rqp->rq_ifq);
-
-	if ((error = altq_detach(rqp->rq_ifq)))
-		return (error);
-
-	if (red_list == rqp)
-		red_list = rqp->rq_next;
-	else {
-		for (tmp = red_list; tmp != NULL; tmp = tmp->rq_next)
-			if (tmp->rq_next == rqp) {
-				tmp->rq_next = rqp->rq_next;
-				break;
-			}
-		if (tmp == NULL)
-			printf("red_detach: no state found in red_list!\n");
-	}
-
-	red_destroy(rqp->rq_red);
-	free(rqp->rq_q, M_DEVBUF);
-	free(rqp, M_DEVBUF);
-	return (error);
-}
-
-/*
- * enqueue routine:
- *
- *	returns: 0 when successfully queued.
- *		 ENOBUFS when drop occurs.
- */
-static int
-red_enqueue(ifq, m, pktattr)
-	struct ifaltq *ifq;
-	struct mbuf *m;
-	struct altq_pktattr *pktattr;
-{
-	red_queue_t *rqp = (red_queue_t *)ifq->altq_disc;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	if (red_addq(rqp->rq_red, rqp->rq_q, m, pktattr) < 0)
-		return ENOBUFS;
-	ifq->ifq_len++;
-	return 0;
-}
-
-/*
- * dequeue routine:
- *	must be called in splimp.
- *
- *	returns: mbuf dequeued.
- *		 NULL when no packet is available in the queue.
- */
-
-static struct mbuf *
-red_dequeue(ifq, op)
-	struct ifaltq *ifq;
-	int op;
-{
-	red_queue_t *rqp = (red_queue_t *)ifq->altq_disc;
-	struct mbuf *m;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	if (op == ALTDQ_POLL)
-		return qhead(rqp->rq_q);
-
-	/* op == ALTDQ_REMOVE */
-	m =  red_getq(rqp->rq_red, rqp->rq_q);
-	if (m != NULL)
-		ifq->ifq_len--;
-	return (m);
-}
-
-static int
-red_request(ifq, req, arg)
-	struct ifaltq *ifq;
-	int req;
-	void *arg;
-{
-	red_queue_t *rqp = (red_queue_t *)ifq->altq_disc;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	switch (req) {
-	case ALTRQ_PURGE:
-		red_purgeq(rqp);
-		break;
-	}
-	return (0);
-}
-
-static void
-red_purgeq(rqp)
-	red_queue_t *rqp;
-{
-	_flushq(rqp->rq_q);
-	if (ALTQ_IS_ENABLED(rqp->rq_ifq))
-		rqp->rq_ifq->ifq_len = 0;
-}
-
-#ifdef ALTQ_FLOWVALVE
-
-#define	FV_PSHIFT	7	/* weight of average drop rate -- 1/128 */
-#define	FV_PSCALE(x)	((x) << FV_PSHIFT)
-#define	FV_PUNSCALE(x)	((x) >> FV_PSHIFT)
-#define	FV_FSHIFT	5	/* weight of average fraction -- 1/32 */
-#define	FV_FSCALE(x)	((x) << FV_FSHIFT)
-#define	FV_FUNSCALE(x)	((x) >> FV_FSHIFT)
-
-#define	FV_TIMER	(3 * hz)	/* timer value for garbage collector */
-#define	FV_FLOWLISTSIZE		64	/* how many flows in flowlist */
-
-#define	FV_N			10	/* update fve_f every FV_N packets */
-
-#define	FV_BACKOFFTHRESH	1  /* backoff threshold interval in second */
-#define	FV_TTHRESH		3  /* time threshold to delete fve */
-#define	FV_ALPHA		5  /* extra packet count */
-
-#define	FV_STATS
-
-#if (__FreeBSD_version > 300000)
-#define	FV_TIMESTAMP(tp)	getmicrotime(tp)
-#else
-#define	FV_TIMESTAMP(tp)	{ (*(tp)) = time; }
-#endif
-
-/*
- * Brtt table: 127 entry table to convert drop rate (p) to
- * the corresponding bandwidth fraction (f)
- * the following equation is implemented to use scaled values,
- * fve_p and fve_f, in the fixed point format.
- *
- *   Brtt(p) = 1 /(sqrt(4*p/3) + min(1,3*sqrt(p*6/8)) * p * (1+32 * p*p))
- *   f = Brtt(p) / (max_th + alpha)
- */
-#define	BRTT_SIZE	128
-#define	BRTT_SHIFT	12
-#define	BRTT_MASK	0x0007f000
-#define	BRTT_PMAX	(1 << (FV_PSHIFT + FP_SHIFT))
-
-const int brtt_tab[BRTT_SIZE] = {
-	0, 1262010, 877019, 703694, 598706, 525854, 471107, 427728,
-	392026, 361788, 335598, 312506, 291850, 273158, 256081, 240361,
-	225800, 212247, 199585, 187788, 178388, 169544, 161207, 153333,
-	145888, 138841, 132165, 125836, 119834, 114141, 108739, 103612,
-	98747, 94129, 89746, 85585, 81637, 77889, 74333, 70957,
-	67752, 64711, 61824, 59084, 56482, 54013, 51667, 49440,
-	47325, 45315, 43406, 41591, 39866, 38227, 36667, 35184,
-	33773, 32430, 31151, 29933, 28774, 27668, 26615, 25611,
-	24653, 23740, 22868, 22035, 21240, 20481, 19755, 19062,
-	18399, 17764, 17157, 16576, 16020, 15487, 14976, 14487,
-	14017, 13567, 13136, 12721, 12323, 11941, 11574, 11222,
-	10883, 10557, 10243, 9942, 9652, 9372, 9103, 8844,
-	8594, 8354, 8122, 7898, 7682, 7474, 7273, 7079,
-	6892, 6711, 6536, 6367, 6204, 6046, 5893, 5746,
-	5603, 5464, 5330, 5201, 5075, 4954, 4836, 4722,
-	4611, 4504, 4400, 4299, 4201, 4106, 4014, 3924
-};
-
-static __inline struct fve *
-flowlist_lookup(fv, pktattr, now)
-	struct flowvalve *fv;
-	struct altq_pktattr *pktattr;
-	struct timeval *now;
-{
-	struct fve *fve;
-	int flows;
-	struct ip *ip;
-#ifdef INET6
-	struct ip6_hdr *ip6;
-#endif
-	struct timeval tthresh;
-
-	if (pktattr == NULL)
-		return (NULL);
-
-	tthresh.tv_sec = now->tv_sec - FV_TTHRESH;
-	flows = 0;
-	/*
-	 * search the flow list
-	 */
-	switch (pktattr->pattr_af) {
-	case AF_INET:
-		ip = (struct ip *)pktattr->pattr_hdr;
-		TAILQ_FOREACH(fve, &fv->fv_flowlist, fve_lru){
-			if (fve->fve_lastdrop.tv_sec == 0)
-				break;
-			if (fve->fve_lastdrop.tv_sec < tthresh.tv_sec) {
-				fve->fve_lastdrop.tv_sec = 0;
-				break;
-			}
-			if (fve->fve_flow.flow_af == AF_INET &&
-			    fve->fve_flow.flow_ip.ip_src.s_addr ==
-			    ip->ip_src.s_addr &&
-			    fve->fve_flow.flow_ip.ip_dst.s_addr ==
-			    ip->ip_dst.s_addr)
-				return (fve);
-			flows++;
-		}
-		break;
-#ifdef INET6
-	case AF_INET6:
-		ip6 = (struct ip6_hdr *)pktattr->pattr_hdr;
-		TAILQ_FOREACH(fve, &fv->fv_flowlist, fve_lru){
-			if (fve->fve_lastdrop.tv_sec == 0)
-				break;
-			if (fve->fve_lastdrop.tv_sec < tthresh.tv_sec) {
-				fve->fve_lastdrop.tv_sec = 0;
-				break;
-			}
-			if (fve->fve_flow.flow_af == AF_INET6 &&
-			    IN6_ARE_ADDR_EQUAL(&fve->fve_flow.flow_ip6.ip6_src,
-					       &ip6->ip6_src) &&
-			    IN6_ARE_ADDR_EQUAL(&fve->fve_flow.flow_ip6.ip6_dst,
-					       &ip6->ip6_dst))
-				return (fve);
-			flows++;
-		}
-		break;
-#endif /* INET6 */
-
-	default:
-		/* unknown protocol.  no drop. */
-		return (NULL);
-	}
-	fv->fv_flows = flows;	/* save the number of active fve's */
-	return (NULL);
-}
-
-static __inline struct fve *
-flowlist_reclaim(fv, pktattr)
-	struct flowvalve *fv;
-	struct altq_pktattr *pktattr;
-{
-	struct fve *fve;
-	struct ip *ip;
-#ifdef INET6
-	struct ip6_hdr *ip6;
-#endif
-
-	/*
-	 * get an entry from the tail of the LRU list.
-	 */
-	fve = TAILQ_LAST(&fv->fv_flowlist, fv_flowhead);
-
-	switch (pktattr->pattr_af) {
-	case AF_INET:
-		ip = (struct ip *)pktattr->pattr_hdr;
-		fve->fve_flow.flow_af = AF_INET;
-		fve->fve_flow.flow_ip.ip_src = ip->ip_src;
-		fve->fve_flow.flow_ip.ip_dst = ip->ip_dst;
-		break;
-#ifdef INET6
-	case AF_INET6:
-		ip6 = (struct ip6_hdr *)pktattr->pattr_hdr;
-		fve->fve_flow.flow_af = AF_INET6;
-		fve->fve_flow.flow_ip6.ip6_src = ip6->ip6_src;
-		fve->fve_flow.flow_ip6.ip6_dst = ip6->ip6_dst;
-		break;
-#endif
-	}
-
-	fve->fve_state = Green;
-	fve->fve_p = 0.0;
-	fve->fve_f = 0.0;
-	fve->fve_ifseq = fv->fv_ifseq - 1;
-	fve->fve_count = 0;
-
-	fv->fv_flows++;
-#ifdef FV_STATS
-	fv->fv_stats.alloc++;
-#endif
-	return (fve);
-}
-
-static __inline void
-flowlist_move_to_head(fv, fve)
-	struct flowvalve *fv;
-	struct fve *fve;
-{
-	if (TAILQ_FIRST(&fv->fv_flowlist) != fve) {
-		TAILQ_REMOVE(&fv->fv_flowlist, fve, fve_lru);
-		TAILQ_INSERT_HEAD(&fv->fv_flowlist, fve, fve_lru);
-	}
-}
-
-#if 0 /* XXX: make the compiler happy (fv_alloc unused) */
-/*
- * allocate flowvalve structure
- */
-static struct flowvalve *
-fv_alloc(rp)
-	struct red *rp;
-{
-	struct flowvalve *fv;
-	struct fve *fve;
-	int i, num;
-
-	num = FV_FLOWLISTSIZE;
-	fv = malloc(sizeof(struct flowvalve),
-	       M_DEVBUF, M_WAITOK);
-	if (fv == NULL)
-		return (NULL);
-	bzero(fv, sizeof(struct flowvalve));
-
-	fv->fv_fves = malloc(sizeof(struct fve) * num,
-	       M_DEVBUF, M_WAITOK);
-	if (fv->fv_fves == NULL) {
-		free(fv, M_DEVBUF);
-		return (NULL);
-	}
-	bzero(fv->fv_fves, sizeof(struct fve) * num);
-
-	fv->fv_flows = 0;
-	TAILQ_INIT(&fv->fv_flowlist);
-	for (i = 0; i < num; i++) {
-		fve = &fv->fv_fves[i];
-		fve->fve_lastdrop.tv_sec = 0;
-		TAILQ_INSERT_TAIL(&fv->fv_flowlist, fve, fve_lru);
-	}
-
-	/* initialize drop rate threshold in scaled fixed-point */
-	fv->fv_pthresh = (FV_PSCALE(1) << FP_SHIFT) / rp->red_inv_pmax;
-
-	/* initialize drop rate to fraction table */
-	fv->fv_p2ftab = malloc(sizeof(int) * BRTT_SIZE,
-	       M_DEVBUF, M_WAITOK);
-	if (fv->fv_p2ftab == NULL) {
-		free(fv->fv_fves, M_DEVBUF);
-		free(fv, M_DEVBUF);
-		return (NULL);
-	}
-	/*
-	 * create the p2f table.
-	 * (shift is used to keep the precision)
-	 */
-	for (i = 1; i < BRTT_SIZE; i++) {
-		int f;
-
-		f = brtt_tab[i] << 8;
-		fv->fv_p2ftab[i] = (f / (rp->red_thmax + FV_ALPHA)) >> 8;
-	}
-
-	return (fv);
-}
-#endif
-
-static void fv_destroy(fv)
-	struct flowvalve *fv;
-{
-	free(fv->fv_p2ftab, M_DEVBUF);
-	free(fv->fv_fves, M_DEVBUF);
-	free(fv, M_DEVBUF);
-}
-
-static __inline int
-fv_p2f(fv, p)
-	struct flowvalve	*fv;
-	int	p;
-{
-	int val, f;
-
-	if (p >= BRTT_PMAX)
-		f = fv->fv_p2ftab[BRTT_SIZE-1];
-	else if ((val = (p & BRTT_MASK)))
-		f = fv->fv_p2ftab[(val >> BRTT_SHIFT)];
-	else
-		f = fv->fv_p2ftab[1];
-	return (f);
-}
-
-/*
- * check if an arriving packet should be pre-dropped.
- * called from red_addq() when a packet arrives.
- * returns 1 when the packet should be pre-dropped.
- * should be called in splimp.
- */
-static int
-fv_checkflow(fv, pktattr, fcache)
-	struct flowvalve *fv;
-	struct altq_pktattr *pktattr;
-	struct fve **fcache;
-{
-	struct fve *fve;
-	struct timeval now;
-
-	fv->fv_ifseq++;
-	FV_TIMESTAMP(&now);
-
-	if ((fve = flowlist_lookup(fv, pktattr, &now)) == NULL)
-		/* no matching entry in the flowlist */
-		return (0);
-
-	*fcache = fve;
-
-	/* update fraction f for every FV_N packets */
-	if (++fve->fve_count == FV_N) {
-		/*
-		 * f = Wf * N / (fv_ifseq - fve_ifseq) + (1 - Wf) * f
-		 */
-		fve->fve_f =
-			(FV_N << FP_SHIFT) / (fv->fv_ifseq - fve->fve_ifseq)
-			+ fve->fve_f - FV_FUNSCALE(fve->fve_f);
-		fve->fve_ifseq = fv->fv_ifseq;
-		fve->fve_count = 0;
-	}
-
-	/*
-	 * overpumping test
-	 */
-	if (fve->fve_state == Green && fve->fve_p > fv->fv_pthresh) {
-		int fthresh;
-
-		/* calculate a threshold */
-		fthresh = fv_p2f(fv, fve->fve_p);
-		if (fve->fve_f > fthresh)
-			fve->fve_state = Red;
-	}
-
-	if (fve->fve_state == Red) {
-		/*
-		 * backoff test
-		 */
-		if (now.tv_sec - fve->fve_lastdrop.tv_sec > FV_BACKOFFTHRESH) {
-			/* no drop for at least FV_BACKOFFTHRESH sec */
-			fve->fve_p = 0;
-			fve->fve_state = Green;
-#ifdef FV_STATS
-			fv->fv_stats.escape++;
-#endif
-		} else {
-			/* block this flow */
-			flowlist_move_to_head(fv, fve);
-			fve->fve_lastdrop = now;
-#ifdef FV_STATS
-			fv->fv_stats.predrop++;
-#endif
-			return (1);
-		}
-	}
-
-	/*
-	 * p = (1 - Wp) * p
-	 */
-	fve->fve_p -= FV_PUNSCALE(fve->fve_p);
-	if (fve->fve_p < 0)
-		fve->fve_p = 0;
-#ifdef FV_STATS
-	fv->fv_stats.pass++;
-#endif
-	return (0);
-}
-
-/*
- * called from red_addq when a packet is dropped by red.
- * should be called in splimp.
- */
-static void fv_dropbyred(fv, pktattr, fcache)
-	struct flowvalve *fv;
-	struct altq_pktattr *pktattr;
-	struct fve *fcache;
-{
-	struct fve *fve;
-	struct timeval now;
-
-	if (pktattr == NULL)
-		return;
-	FV_TIMESTAMP(&now);
-
-	if (fcache != NULL)
-		/* the fve of this packet is already cached */
-		fve = fcache;
-	else if ((fve = flowlist_lookup(fv, pktattr, &now)) == NULL)
-		fve = flowlist_reclaim(fv, pktattr);
-
-	flowlist_move_to_head(fv, fve);
-
-	/*
-	 * update p:  the following line cancels the update
-	 *	      in fv_checkflow() and calculate
-	 *	p = Wp + (1 - Wp) * p
-	 */
-	fve->fve_p = (1 << FP_SHIFT) + fve->fve_p;
-
-	fve->fve_lastdrop = now;
-}
-
-#endif /* ALTQ_FLOWVALVE */
-
-#ifdef KLD_MODULE
-
-static struct altqsw red_sw =
-	{"red", redopen, redclose, redioctl};
-
-ALTQ_MODULE(altq_red, ALTQT_RED, &red_sw);
-MODULE_VERSION(altq_red, 1);
-
-#endif /* KLD_MODULE */
-#endif /* ALTQ3_COMPAT */
 
 #endif /* ALTQ_RED */
diff --git a/freebsd/sys/net/altq/altq_red.h b/freebsd/sys/net/altq/altq_red.h
index 8ae8d291..d4cd3d8b 100644
--- a/freebsd/sys/net/altq/altq_red.h
+++ b/freebsd/sys/net/altq/altq_red.h
@@ -32,48 +32,6 @@
 
 #include <net/altq/altq_classq.h>
 
-#ifdef ALTQ3_COMPAT
-struct red_interface {
-	char	red_ifname[IFNAMSIZ];
-};
-
-struct red_stats {
-	struct red_interface iface;
-	int q_len;
-	int q_avg;
-
-	struct pktcntr	xmit_cnt;
-	struct pktcntr	drop_cnt;
-	u_int		drop_forced;
-	u_int		drop_unforced;
-	u_int		marked_packets;
-
-	/* static red parameters */
-	int q_limit;
-	int weight;
-	int inv_pmax;
-	int th_min;
-	int th_max;
-
-	/* flowvalve related stuff */
-	u_int fv_flows;
-	u_int fv_pass;
-	u_int fv_predrop;
-	u_int fv_alloc;
-	u_int fv_escape;
-};
-
-struct red_conf {
-	struct red_interface iface;
-	int red_weight;		/* weight for EWMA */
-	int red_inv_pmax;	/* inverse of max drop probability */
-	int red_thmin;		/* red min threshold */
-	int red_thmax;		/* red max threshold */
-	int red_limit;		/* max queue length */
-	int red_pkttime;	/* average packet time in usec */
-	int red_flags;		/* see below */
-};
-#endif /* ALTQ3_COMPAT */
 
 /* red flags */
 #define	REDF_ECN4	0x01	/* use packet marking for IPv4 packets */
@@ -100,24 +58,9 @@ struct redstats {
 	u_int		marked_packets;
 };
 
-#ifdef ALTQ3_COMPAT
-/*
- * IOCTLs for RED
- */
-#define	RED_IF_ATTACH		_IOW('Q', 1, struct red_interface)
-#define	RED_IF_DETACH		_IOW('Q', 2, struct red_interface)
-#define	RED_ENABLE		_IOW('Q', 3, struct red_interface)
-#define	RED_DISABLE		_IOW('Q', 4, struct red_interface)
-#define	RED_CONFIG		_IOWR('Q', 6, struct red_conf)
-#define	RED_GETSTATS		_IOWR('Q', 12, struct red_stats)
-#define	RED_SETDEFAULTS		_IOW('Q', 30, struct redparams)
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 
-#ifdef ALTQ3_COMPAT
-struct flowvalve;
-#endif
 
 /* weight table structure for idle time calibration */
 struct wtab {
@@ -153,9 +96,6 @@ typedef struct red {
 	struct wtab	*red_wtab;	/* weight table */
 	struct timeval	 red_last;	/* time when the queue becomes idle */
 
-#ifdef ALTQ3_COMPAT
-	struct flowvalve *red_flowvalve;	/* flowvalve state */
-#endif
 
 	struct {
 		struct pktcntr	xmit_cnt;
@@ -166,16 +106,6 @@ typedef struct red {
 	} red_stats;
 } red_t;
 
-#ifdef ALTQ3_COMPAT
-typedef struct red_queue {
-	struct red_queue *rq_next;	/* next red_state in the list */
-	struct ifaltq *rq_ifq;		/* backpointer to ifaltq */
-
-	class_queue_t *rq_q;
-
-	red_t *rq_red;
-} red_queue_t;
-#endif /* ALTQ3_COMPAT */
 
 /* red drop types */
 #define	DTYPE_NODROP	0	/* no drop */
diff --git a/freebsd/sys/net/altq/altq_rio.c b/freebsd/sys/net/altq/altq_rio.c
index af9b5835..f75660ad 100644
--- a/freebsd/sys/net/altq/altq_rio.c
+++ b/freebsd/sys/net/altq/altq_rio.c
@@ -94,9 +94,6 @@
 #include <net/altq/altq_cdnr.h>
 #include <net/altq/altq_red.h>
 #include <net/altq/altq_rio.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
 
 /*
  * RIO: RED with IN/OUT bit
@@ -170,10 +167,6 @@
 	}							\
 }
 
-#ifdef ALTQ3_COMPAT
-/* rio_list keeps all rio_queue_t's allocated. */
-static rio_queue_t *rio_list = NULL;
-#endif
 /* default rio parameter values */
 static struct redparams default_rio_params[RIO_NDROPPREC] = {
   /* th_min,		 th_max,     inv_pmax */
@@ -184,18 +177,6 @@ static struct redparams default_rio_params[RIO_NDROPPREC] = {
 
 /* internal function prototypes */
 static int dscp2index(u_int8_t);
-#ifdef ALTQ3_COMPAT
-static int rio_enqueue(struct ifaltq *, struct mbuf *, struct altq_pktattr *);
-static struct mbuf *rio_dequeue(struct ifaltq *, int);
-static int rio_request(struct ifaltq *, int, void *);
-static int rio_detach(rio_queue_t *);
-
-/*
- * rio device interface
- */
-altqdev_decl(rio);
-
-#endif /* ALTQ3_COMPAT */
 
 rio_t *
 rio_alloc(int weight, struct redparams *params, int flags, int pkttime)
@@ -468,379 +449,5 @@ rio_getq(rio_t *rp, class_queue_t *q)
 	return (m);
 }
 
-#ifdef ALTQ3_COMPAT
-int
-rioopen(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	/* everything will be done when the queueing scheme is attached. */
-	return 0;
-}
-
-int
-rioclose(dev, flag, fmt, p)
-	dev_t dev;
-	int flag, fmt;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	rio_queue_t *rqp;
-	int err, error = 0;
-
-	while ((rqp = rio_list) != NULL) {
-		/* destroy all */
-		err = rio_detach(rqp);
-		if (err != 0 && error == 0)
-			error = err;
-	}
-
-	return error;
-}
-
-int
-rioioctl(dev, cmd, addr, flag, p)
-	dev_t dev;
-	ioctlcmd_t cmd;
-	caddr_t addr;
-	int flag;
-#if (__FreeBSD_version > 500000)
-	struct thread *p;
-#else
-	struct proc *p;
-#endif
-{
-	rio_queue_t *rqp;
-	struct rio_interface *ifacep;
-	struct ifnet *ifp;
-	int	error = 0;
-
-	/* check super-user privilege */
-	switch (cmd) {
-	case RIO_GETSTATS:
-		break;
-	default:
-#if (__FreeBSD_version > 700000)
-		if ((error = priv_check(p, PRIV_ALTQ_MANAGE)) != 0)
-			return (error);
-#elsif (__FreeBSD_version > 400000)
-		if ((error = suser(p)) != 0)
-			return (error);
-#else
-		if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
-			return (error);
-#endif
-		break;
-	}
-
-	switch (cmd) {
-
-	case RIO_ENABLE:
-		ifacep = (struct rio_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->rio_ifname, ALTQT_RIO)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = altq_enable(rqp->rq_ifq);
-		break;
-
-	case RIO_DISABLE:
-		ifacep = (struct rio_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->rio_ifname, ALTQT_RIO)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = altq_disable(rqp->rq_ifq);
-		break;
-
-	case RIO_IF_ATTACH:
-		ifp = ifunit(((struct rio_interface *)addr)->rio_ifname);
-		if (ifp == NULL) {
-			error = ENXIO;
-			break;
-		}
-
-		/* allocate and initialize rio_queue_t */
-		rqp = malloc(sizeof(rio_queue_t), M_DEVBUF, M_WAITOK);
-		if (rqp == NULL) {
-			error = ENOMEM;
-			break;
-		}
-		bzero(rqp, sizeof(rio_queue_t));
-
-		rqp->rq_q = malloc(sizeof(class_queue_t),
-		       M_DEVBUF, M_WAITOK);
-		if (rqp->rq_q == NULL) {
-			free(rqp, M_DEVBUF);
-			error = ENOMEM;
-			break;
-		}
-		bzero(rqp->rq_q, sizeof(class_queue_t));
-
-		rqp->rq_rio = rio_alloc(0, NULL, 0, 0);
-		if (rqp->rq_rio == NULL) {
-			free(rqp->rq_q, M_DEVBUF);
-			free(rqp, M_DEVBUF);
-			error = ENOMEM;
-			break;
-		}
-
-		rqp->rq_ifq = &ifp->if_snd;
-		qtail(rqp->rq_q) = NULL;
-		qlen(rqp->rq_q) = 0;
-		qlimit(rqp->rq_q) = RIO_LIMIT;
-		qtype(rqp->rq_q) = Q_RIO;
-
-		/*
-		 * set RIO to this ifnet structure.
-		 */
-		error = altq_attach(rqp->rq_ifq, ALTQT_RIO, rqp,
-				    rio_enqueue, rio_dequeue, rio_request,
-				    NULL, NULL);
-		if (error) {
-			rio_destroy(rqp->rq_rio);
-			free(rqp->rq_q, M_DEVBUF);
-			free(rqp, M_DEVBUF);
-			break;
-		}
-
-		/* add this state to the rio list */
-		rqp->rq_next = rio_list;
-		rio_list = rqp;
-		break;
-
-	case RIO_IF_DETACH:
-		ifacep = (struct rio_interface *)addr;
-		if ((rqp = altq_lookup(ifacep->rio_ifname, ALTQT_RIO)) == NULL) {
-			error = EBADF;
-			break;
-		}
-		error = rio_detach(rqp);
-		break;
-
-	case RIO_GETSTATS:
-		do {
-			struct rio_stats *q_stats;
-			rio_t *rp;
-			int i;
-
-			q_stats = (struct rio_stats *)addr;
-			if ((rqp = altq_lookup(q_stats->iface.rio_ifname,
-					       ALTQT_RIO)) == NULL) {
-				error = EBADF;
-				break;
-			}
-
-			rp = rqp->rq_rio;
-
-			q_stats->q_limit = qlimit(rqp->rq_q);
-			q_stats->weight	= rp->rio_weight;
-			q_stats->flags = rp->rio_flags;
-
-			for (i = 0; i < RIO_NDROPPREC; i++) {
-				q_stats->q_len[i] = rp->rio_precstate[i].qlen;
-				bcopy(&rp->q_stats[i], &q_stats->q_stats[i],
-				      sizeof(struct redstats));
-				q_stats->q_stats[i].q_avg =
-				    rp->rio_precstate[i].avg >> rp->rio_wshift;
-
-				q_stats->q_params[i].inv_pmax
-					= rp->rio_precstate[i].inv_pmax;
-				q_stats->q_params[i].th_min
-					= rp->rio_precstate[i].th_min;
-				q_stats->q_params[i].th_max
-					= rp->rio_precstate[i].th_max;
-			}
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	case RIO_CONFIG:
-		do {
-			struct rio_conf *fc;
-			rio_t	*new;
-			int s, limit, i;
-
-			fc = (struct rio_conf *)addr;
-			if ((rqp = altq_lookup(fc->iface.rio_ifname,
-					       ALTQT_RIO)) == NULL) {
-				error = EBADF;
-				break;
-			}
-
-			new = rio_alloc(fc->rio_weight, &fc->q_params[0],
-					fc->rio_flags, fc->rio_pkttime);
-			if (new == NULL) {
-				error = ENOMEM;
-				break;
-			}
-
-			s = splnet();
-			_flushq(rqp->rq_q);
-			limit = fc->rio_limit;
-			if (limit < fc->q_params[RIO_NDROPPREC-1].th_max)
-				limit = fc->q_params[RIO_NDROPPREC-1].th_max;
-			qlimit(rqp->rq_q) = limit;
-
-			rio_destroy(rqp->rq_rio);
-			rqp->rq_rio = new;
-
-			splx(s);
-
-			/* write back new values */
-			fc->rio_limit = limit;
-			for (i = 0; i < RIO_NDROPPREC; i++) {
-				fc->q_params[i].inv_pmax =
-					rqp->rq_rio->rio_precstate[i].inv_pmax;
-				fc->q_params[i].th_min =
-					rqp->rq_rio->rio_precstate[i].th_min;
-				fc->q_params[i].th_max =
-					rqp->rq_rio->rio_precstate[i].th_max;
-			}
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	case RIO_SETDEFAULTS:
-		do {
-			struct redparams *rp;
-			int i;
-
-			rp = (struct redparams *)addr;
-			for (i = 0; i < RIO_NDROPPREC; i++)
-				default_rio_params[i] = rp[i];
-		} while (/*CONSTCOND*/ 0);
-		break;
-
-	default:
-		error = EINVAL;
-		break;
-	}
-
-	return error;
-}
-
-static int
-rio_detach(rqp)
-	rio_queue_t *rqp;
-{
-	rio_queue_t *tmp;
-	int error = 0;
-
-	if (ALTQ_IS_ENABLED(rqp->rq_ifq))
-		altq_disable(rqp->rq_ifq);
-
-	if ((error = altq_detach(rqp->rq_ifq)))
-		return (error);
-
-	if (rio_list == rqp)
-		rio_list = rqp->rq_next;
-	else {
-		for (tmp = rio_list; tmp != NULL; tmp = tmp->rq_next)
-			if (tmp->rq_next == rqp) {
-				tmp->rq_next = rqp->rq_next;
-				break;
-			}
-		if (tmp == NULL)
-			printf("rio_detach: no state found in rio_list!\n");
-	}
-
-	rio_destroy(rqp->rq_rio);
-	free(rqp->rq_q, M_DEVBUF);
-	free(rqp, M_DEVBUF);
-	return (error);
-}
-
-/*
- * rio support routines
- */
-static int
-rio_request(ifq, req, arg)
-	struct ifaltq *ifq;
-	int req;
-	void *arg;
-{
-	rio_queue_t *rqp = (rio_queue_t *)ifq->altq_disc;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	switch (req) {
-	case ALTRQ_PURGE:
-		_flushq(rqp->rq_q);
-		if (ALTQ_IS_ENABLED(ifq))
-			ifq->ifq_len = 0;
-		break;
-	}
-	return (0);
-}
-
-/*
- * enqueue routine:
- *
- *	returns: 0 when successfully queued.
- *		 ENOBUFS when drop occurs.
- */
-static int
-rio_enqueue(ifq, m, pktattr)
-	struct ifaltq *ifq;
-	struct mbuf *m;
-	struct altq_pktattr *pktattr;
-{
-	rio_queue_t *rqp = (rio_queue_t *)ifq->altq_disc;
-	int error = 0;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	if (rio_addq(rqp->rq_rio, rqp->rq_q, m, pktattr) == 0)
-		ifq->ifq_len++;
-	else
-		error = ENOBUFS;
-	return error;
-}
-
-/*
- * dequeue routine:
- *	must be called in splimp.
- *
- *	returns: mbuf dequeued.
- *		 NULL when no packet is available in the queue.
- */
-
-static struct mbuf *
-rio_dequeue(ifq, op)
-	struct ifaltq *ifq;
-	int op;
-{
-	rio_queue_t *rqp = (rio_queue_t *)ifq->altq_disc;
-	struct mbuf *m = NULL;
-
-	IFQ_LOCK_ASSERT(ifq);
-
-	if (op == ALTDQ_POLL)
-		return qhead(rqp->rq_q);
-
-	m = rio_getq(rqp->rq_rio, rqp->rq_q);
-	if (m != NULL)
-		ifq->ifq_len--;
-	return m;
-}
-
-#ifdef KLD_MODULE
-
-static struct altqsw rio_sw =
-	{"rio", rioopen, rioclose, rioioctl};
-
-ALTQ_MODULE(altq_rio, ALTQT_RIO, &rio_sw);
-MODULE_VERSION(altq_rio, 1);
-MODULE_DEPEND(altq_rio, altq_red, 1, 1, 1);
-
-#endif /* KLD_MODULE */
-#endif /* ALTQ3_COMPAT */
 
 #endif /* ALTQ_RIO */
diff --git a/freebsd/sys/net/altq/altq_rio.h b/freebsd/sys/net/altq/altq_rio.h
index ce9dc0e0..2ae71394 100644
--- a/freebsd/sys/net/altq/altq_rio.h
+++ b/freebsd/sys/net/altq/altq_rio.h
@@ -38,32 +38,6 @@
  */
 #define	RIO_NDROPPREC	3	/* number of drop precedence values */
 
-#ifdef ALTQ3_COMPAT
-struct rio_interface {
-	char	rio_ifname[IFNAMSIZ];
-};
-
-struct rio_stats {
-	struct rio_interface iface;
-	int q_len[RIO_NDROPPREC];
-	struct redstats q_stats[RIO_NDROPPREC];
-
-	/* static red parameters */
-	int q_limit;
-	int weight;
-	int flags;
-	struct redparams q_params[RIO_NDROPPREC];
-};
-
-struct rio_conf {
-	struct rio_interface iface;
-	struct redparams q_params[RIO_NDROPPREC];
-	int rio_weight;		/* weight for EWMA */
-	int rio_limit;		/* max queue length */
-	int rio_pkttime;	/* average packet time in usec */
-	int rio_flags;		/* see below */
-};
-#endif /* ALTQ3_COMPAT */
 
 /* rio flags */
 #define	RIOF_ECN4	0x01	/* use packet marking for IPv4 packets */
@@ -71,18 +45,6 @@ struct rio_conf {
 #define	RIOF_ECN	(RIOF_ECN4 | RIOF_ECN6)
 #define	RIOF_CLEARDSCP	0x200	/* clear diffserv codepoint */
 
-#ifdef ALTQ3_COMPAT
-/*
- * IOCTLs for RIO
- */
-#define	RIO_IF_ATTACH		_IOW('Q', 1, struct rio_interface)
-#define	RIO_IF_DETACH		_IOW('Q', 2, struct rio_interface)
-#define	RIO_ENABLE		_IOW('Q', 3, struct rio_interface)
-#define	RIO_DISABLE		_IOW('Q', 4, struct rio_interface)
-#define	RIO_CONFIG		_IOWR('Q', 6, struct rio_conf)
-#define	RIO_GETSTATS		_IOWR('Q', 12, struct rio_stats)
-#define	RIO_SETDEFAULTS		_IOW('Q', 30, struct redparams[RIO_NDROPPREC])
-#endif /* ALTQ3_COMPAT */
 
 #ifdef _KERNEL
 
@@ -122,16 +84,6 @@ typedef struct rio {
 	struct redstats q_stats[RIO_NDROPPREC];	/* statistics */
 } rio_t;
 
-#ifdef ALTQ3_COMPAT
-typedef struct rio_queue {
-	struct rio_queue	*rq_next;	/* next red_state in the list */
-	struct ifaltq		*rq_ifq;	/* backpointer to ifaltq */
-
-	class_queue_t		*rq_q;
-
-	rio_t			*rq_rio;
-} rio_queue_t;
-#endif /* ALTQ3_COMPAT */
 
 extern rio_t		*rio_alloc(int, struct redparams *, int, int);
 extern void		 rio_destroy(rio_t *);
diff --git a/freebsd/sys/net/altq/altq_rmclass.c b/freebsd/sys/net/altq/altq_rmclass.c
index 9ba3eb25..0f4a4899 100644
--- a/freebsd/sys/net/altq/altq_rmclass.c
+++ b/freebsd/sys/net/altq/altq_rmclass.c
@@ -51,17 +51,9 @@
 #include <sys/systm.h>
 #include <sys/errno.h>
 #include <sys/time.h>
-#ifdef ALTQ3_COMPAT
-#include <sys/kernel.h>
-#endif
 
 #include <net/if.h>
 #include <net/if_var.h>
-#ifdef ALTQ3_COMPAT
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#endif
 
 #include <net/altq/if_altq.h>
 #include <net/altq/altq.h>
diff --git a/freebsd/sys/net/altq/altq_rmclass.h b/freebsd/sys/net/altq/altq_rmclass.h
index 268ed63f..7e58ec49 100644
--- a/freebsd/sys/net/altq/altq_rmclass.h
+++ b/freebsd/sys/net/altq/altq_rmclass.h
@@ -233,13 +233,13 @@ struct rm_ifdat {
 };
 
 /* flags for rmc_init and rmc_newclass */
-/* class flags */
+/* class flags; must be the same as class flags in altq_cbq.h */
 #define	RMCF_RED		0x0001
 #define	RMCF_ECN		0x0002
 #define	RMCF_RIO		0x0004
 #define	RMCF_FLOWVALVE		0x0008	/* use flowvalve (aka penalty-box) */
 #define	RMCF_CLEARDSCP		0x0010  /* clear diffserv codepoint */
-#define	RMCF_CODEL		0x0020
+#define	RMCF_CODEL		0x0040
 
 /* flags for rmc_init */
 #define	RMCF_WRR		0x0100
diff --git a/freebsd/sys/net/altq/altq_subr.c b/freebsd/sys/net/altq/altq_subr.c
index 6da36129..61aaec59 100644
--- a/freebsd/sys/net/altq/altq_subr.c
+++ b/freebsd/sys/net/altq/altq_subr.c
@@ -64,9 +64,6 @@
 #include <netpfil/pf/pf.h>
 #include <netpfil/pf/pf_altq.h>
 #include <net/altq/altq.h>
-#ifdef ALTQ3_COMPAT
-#include <net/altq/altq_conf.h>
-#endif
 
 /* machine dependent clock related includes */
 #include <sys/bus.h>
@@ -157,22 +154,6 @@ altq_attach(ifq, type, discipline, enqueue, dequeue, request, clfier, classify)
 		return ENXIO;
 	}
 
-#ifdef ALTQ3_COMPAT
-	/*
-	 * pfaltq can override the existing discipline, but altq3 cannot.
-	 * check these if clfier is not NULL (which implies altq3).
-	 */
-	if (clfier != NULL) {
-		if (ALTQ_IS_ENABLED(ifq)) {
-			IFQ_UNLOCK(ifq);
-			return EBUSY;
-		}
-		if (ALTQ_IS_ATTACHED(ifq)) {
-			IFQ_UNLOCK(ifq);
-			return EEXIST;
-		}
-	}
-#endif
 	ifq->altq_type     = type;
 	ifq->altq_disc     = discipline;
 	ifq->altq_enqueue  = enqueue;
@@ -181,11 +162,6 @@ altq_attach(ifq, type, discipline, enqueue, dequeue, request, clfier, classify)
 	ifq->altq_clfier   = clfier;
 	ifq->altq_classify = classify;
 	ifq->altq_flags &= (ALTQF_CANTCHANGE|ALTQF_ENABLED);
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_KLD
-	altq_module_incref(type);
-#endif
-#endif
 	IFQ_UNLOCK(ifq);
 	return 0;
 }
@@ -208,11 +184,6 @@ altq_detach(ifq)
 		IFQ_UNLOCK(ifq);
 		return (0);
 	}
-#ifdef ALTQ3_COMPAT
-#ifdef ALTQ_KLD
-	altq_module_declref(ifq->altq_type);
-#endif
-#endif
 
 	ifq->altq_type     = ALTQT_NONE;
 	ifq->altq_disc     = NULL;
diff --git a/freebsd/sys/net/if.c b/freebsd/sys/net/if.c
index d846482e..9d233444 100644
--- a/freebsd/sys/net/if.c
+++ b/freebsd/sys/net/if.c
@@ -604,8 +604,6 @@ if_free_internal(struct ifnet *ifp)
 #ifdef MAC
 	mac_ifnet_destroy(ifp);
 #endif /* MAC */
-	if (ifp->if_description != NULL)
-		free(ifp->if_description, M_IFDESCR);
 	IF_AFDATA_DESTROY(ifp);
 	IF_ADDR_LOCK_DESTROY(ifp);
 	ifq_delete(&ifp->if_snd);
@@ -613,6 +611,8 @@ if_free_internal(struct ifnet *ifp)
 	for (int i = 0; i < IFCOUNTERS; i++)
 		counter_u64_free(ifp->if_counters[i]);
 
+	free(ifp->if_description, M_IFDESCR);
+	free(ifp->if_hw_addr, M_IFADDR);
 	free(ifp, M_IFNET);
 }
 
@@ -1077,6 +1077,8 @@ if_detach_internal(struct ifnet *ifp, int vmove, struct if_clone **ifcp)
 	CK_STAILQ_FOREACH(iter, &V_ifnet, if_link)
 		if (iter == ifp) {
 			CK_STAILQ_REMOVE(&V_ifnet, ifp, ifnet, if_link);
+			if (!vmove)
+				ifp->if_flags |= IFF_DYING;
 			found = 1;
 			break;
 		}
@@ -1191,14 +1193,8 @@ if_detach_internal(struct ifnet *ifp, int vmove, struct if_clone **ifcp)
 		if_dead(ifp);
 
 		/*
-		 * Remove link ifaddr pointer and maybe decrement if_index.
 		 * Clean up all addresses.
 		 */
-		free(ifp->if_hw_addr, M_IFADDR);
-		ifp->if_hw_addr = NULL;
-		ifp->if_addr = NULL;
-
-		/* We can now free link ifaddr. */
 		IF_ADDR_WLOCK(ifp);
 		if (!CK_STAILQ_EMPTY(&ifp->if_addrhead)) {
 			ifa = CK_STAILQ_FIRST(&ifp->if_addrhead);
diff --git a/freebsd/sys/net/if_ipsec.c b/freebsd/sys/net/if_ipsec.c
index 7cc2c961..4b4d9ec5 100644
--- a/freebsd/sys/net/if_ipsec.c
+++ b/freebsd/sys/net/if_ipsec.c
@@ -974,7 +974,7 @@ static int
 ipsec_set_addresses(struct ifnet *ifp, struct sockaddr *src,
     struct sockaddr *dst)
 {
-	struct ipsec_softc *sc, *tsc;
+	struct ipsec_softc *sc;
 	struct secasindex *saidx;
 
 	sx_assert(&ipsec_ioctl_sx, SA_XLOCKED);
@@ -989,18 +989,6 @@ ipsec_set_addresses(struct ifnet *ifp, struct sockaddr *src,
 			return (0); /* Nothing has been changed. */
 
 	}
-	/* Check that given addresses aren't already configured */
-	CK_LIST_FOREACH(tsc, ipsec_srchash(src), srchash) {
-		if (tsc == sc)
-			continue;
-		MPASS(tsc->family == src->sa_family);
-		saidx = ipsec_getsaidx(tsc, IPSEC_DIR_OUTBOUND, tsc->family);
-		if (key_sockaddrcmp(&saidx->src.sa, src, 0) == 0 &&
-		    key_sockaddrcmp(&saidx->dst.sa, dst, 0) == 0) {
-			/* We already have tunnel with such addresses */
-			return (EADDRNOTAVAIL);
-		}
-	}
 	/* If reqid is not set, generate new one. */
 	if (ipsec_init_reqid(sc) != 0)
 		return (EEXIST);
diff --git a/freebsd/sys/net/if_tap.c b/freebsd/sys/net/if_tap.c
index a540a59a..dbf3e599 100644
--- a/freebsd/sys/net/if_tap.c
+++ b/freebsd/sys/net/if_tap.c
@@ -348,7 +348,7 @@ tapclone(void *arg, struct ucred *cred, char *name, int namelen, struct cdev **d
 		return;
 
 	if (!tapdclone ||
-	    (!tapuopen && priv_check_cred(cred, PRIV_NET_IFCREATE, 0) != 0))
+	    (!tapuopen && priv_check_cred(cred, PRIV_NET_IFCREATE) != 0))
 		return;
 
 	unit = 0;
diff --git a/freebsd/sys/net/if_tun.c b/freebsd/sys/net/if_tun.c
index 328b1963..44441773 100644
--- a/freebsd/sys/net/if_tun.c
+++ b/freebsd/sys/net/if_tun.c
@@ -206,7 +206,7 @@ tunclone(void *arg, struct ucred *cred, char *name, int namelen,
 	 * If tun cloning is enabled, only the superuser can create an
 	 * interface.
 	 */
-	if (!tundclone || priv_check_cred(cred, PRIV_NET_IFCREATE, 0) != 0)
+	if (!tundclone || priv_check_cred(cred, PRIV_NET_IFCREATE) != 0)
 		return;
 
 	if (strcmp(name, tunname) == 0) {
diff --git a/freebsd/sys/net/if_vlan.c b/freebsd/sys/net/if_vlan.c
index 6f07b4b4..893bb2cf 100644
--- a/freebsd/sys/net/if_vlan.c
+++ b/freebsd/sys/net/if_vlan.c
@@ -316,9 +316,6 @@ VNET_DEFINE_STATIC(struct if_clone *, vlan_cloner);
 #define	V_vlan_cloner	VNET(vlan_cloner)
 #endif
 
-#ifndef VLAN_ARRAY
-#define HASH(n, m)	((((n) >> 8) ^ ((n) >> 4) ^ (n)) & (m))
-
 static void
 vlan_mc_free(struct epoch_context *ctx)
 {
@@ -326,6 +323,9 @@ vlan_mc_free(struct epoch_context *ctx)
 	free(mc, M_VLAN);
 }
 
+#ifndef VLAN_ARRAY
+#define HASH(n, m)	((((n) >> 8) ^ ((n) >> 4) ^ (n)) & (m))
+
 static void
 vlan_inithash(struct ifvlantrunk *trunk)
 {
diff --git a/freebsd/sys/net/route.h b/freebsd/sys/net/route.h
index 15ec1b3e..c4333838 100644
--- a/freebsd/sys/net/route.h
+++ b/freebsd/sys/net/route.h
@@ -251,6 +251,7 @@ struct rt_msghdr {
 	u_char	rtm_version;	/* future binary compatibility */
 	u_char	rtm_type;	/* message type */
 	u_short	rtm_index;	/* index for associated ifp */
+	u_short _rtm_spare1;
 	int	rtm_flags;	/* flags, incl. kern & message, e.g. DONE */
 	int	rtm_addrs;	/* bitmask identifying sockaddrs in msg */
 	pid_t	rtm_pid;	/* identify sender */
diff --git a/freebsd/sys/net/rtsock.c b/freebsd/sys/net/rtsock.c
index 84afd627..e1b87095 100644
--- a/freebsd/sys/net/rtsock.c
+++ b/freebsd/sys/net/rtsock.c
@@ -85,6 +85,7 @@ struct if_msghdr32 {
 	int32_t	ifm_addrs;
 	int32_t	ifm_flags;
 	uint16_t ifm_index;
+	uint16_t _ifm_spare1;
 	struct	if_data ifm_data;
 };
 
@@ -98,6 +99,7 @@ struct if_msghdrl32 {
 	uint16_t _ifm_spare1;
 	uint16_t ifm_len;
 	uint16_t ifm_data_off;
+	uint32_t _ifm_spare2;
 	struct	if_data ifm_data;
 };
 
@@ -1231,8 +1233,11 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int *
 		dlen = ALIGN(len) - len;
 		if (buflen < dlen)
 			cp = NULL;
-		else
+		else {
+			bzero(cp, dlen);
+			cp += dlen;
 			buflen -= dlen;
+		}
 	}
 	len = ALIGN(len);
 
@@ -1566,6 +1571,8 @@ sysctl_dumpentry(struct radix_node *rn, void *vw)
 	struct rt_addrinfo info;
 	struct sockaddr_storage ss;
 
+	IFNET_RLOCK_NOSLEEP_ASSERT();
+
 	if (w->w_op == NET_RT_FLAGS && !(rt->rt_flags & w->w_arg))
 		return 0;
 	if ((rt->rt_flags & RTF_HOST) == 0
@@ -1578,7 +1585,7 @@ sysctl_dumpentry(struct radix_node *rn, void *vw)
 	info.rti_info[RTAX_NETMASK] = rtsock_fix_netmask(rt_key(rt),
 	    rt_mask(rt), &ss);
 	info.rti_info[RTAX_GENMASK] = 0;
-	if (rt->rt_ifp) {
+	if (rt->rt_ifp && !(rt->rt_ifp->if_flags & IFF_DYING)) {
 		info.rti_info[RTAX_IFP] = rt->rt_ifp->if_addr->ifa_addr;
 		info.rti_info[RTAX_IFA] = rt->rt_ifa->ifa_addr;
 		if (rt->rt_ifp->if_flags & IFF_POINTOPOINT)
@@ -1589,6 +1596,8 @@ sysctl_dumpentry(struct radix_node *rn, void *vw)
 	if (w->w_req && w->w_tmem) {
 		struct rt_msghdr *rtm = (struct rt_msghdr *)w->w_tmem;
 
+		bzero(&rtm->rtm_index,
+		    sizeof(*rtm) - offsetof(struct rt_msghdr, rtm_index));
 		if (rt->rt_flags & RTF_GWFLAG_COMPAT)
 			rtm->rtm_flags = RTF_GATEWAY | 
 				(rt->rt_flags & ~RTF_GWFLAG_COMPAT);
@@ -1596,7 +1605,6 @@ sysctl_dumpentry(struct radix_node *rn, void *vw)
 			rtm->rtm_flags = rt->rt_flags;
 		rt_getmetrics(rt, &rtm->rtm_rmx);
 		rtm->rtm_index = rt->rt_ifp->if_index;
-		rtm->rtm_errno = rtm->rtm_pid = rtm->rtm_seq = 0;
 		rtm->rtm_addrs = info.rti_addrs;
 		error = SYSCTL_OUT(w->w_req, (caddr_t)rtm, size);
 		return (error);
@@ -1624,6 +1632,7 @@ sysctl_iflist_ifml(struct ifnet *ifp, const struct if_data *src_ifd,
 		ifm32->_ifm_spare1 = 0;
 		ifm32->ifm_len = sizeof(*ifm32);
 		ifm32->ifm_data_off = offsetof(struct if_msghdrl32, ifm_data);
+		ifm32->_ifm_spare2 = 0;
 		ifd = &ifm32->ifm_data;
 	} else
 #endif
@@ -1634,6 +1643,7 @@ sysctl_iflist_ifml(struct ifnet *ifp, const struct if_data *src_ifd,
 		ifm->_ifm_spare1 = 0;
 		ifm->ifm_len = sizeof(*ifm);
 		ifm->ifm_data_off = offsetof(struct if_msghdrl, ifm_data);
+		ifm->_ifm_spare2 = 0;
 		ifd = &ifm->ifm_data;
 	}
 
@@ -1659,6 +1669,7 @@ sysctl_iflist_ifm(struct ifnet *ifp, const struct if_data *src_ifd,
 		ifm32->ifm_addrs = info->rti_addrs;
 		ifm32->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
 		ifm32->ifm_index = ifp->if_index;
+		ifm32->_ifm_spare1 = 0;
 		ifd = &ifm32->ifm_data;
 	} else
 #endif
@@ -1666,6 +1677,7 @@ sysctl_iflist_ifm(struct ifnet *ifp, const struct if_data *src_ifd,
 		ifm->ifm_addrs = info->rti_addrs;
 		ifm->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
 		ifm->ifm_index = ifp->if_index;
+		ifm->_ifm_spare1 = 0;
 		ifd = &ifm->ifm_data;
 	}
 
@@ -1734,6 +1746,7 @@ sysctl_iflist_ifam(struct ifaddr *ifa, struct rt_addrinfo *info,
 	ifam->ifam_addrs = info->rti_addrs;
 	ifam->ifam_flags = ifa->ifa_flags;
 	ifam->ifam_index = ifa->ifa_ifp->if_index;
+	ifam->_ifam_spare1 = 0;
 	ifam->ifam_metric = ifa->ifa_ifp->if_metric;
 
 	return (SYSCTL_OUT(w->w_req, w->w_tmem, len));
@@ -1845,6 +1858,7 @@ sysctl_ifmalist(int af, struct walkarg *w)
 				ifmam->ifmam_index = ifma->ifma_ifp->if_index;
 				ifmam->ifmam_flags = 0;
 				ifmam->ifmam_addrs = info.rti_addrs;
+				ifmam->_ifmam_spare1 = 0;
 				error = SYSCTL_OUT(w->w_req, w->w_tmem, len);
 				if (error != 0)
 					break;
@@ -1942,8 +1956,10 @@ sysctl_rtsock(SYSCTL_HANDLER_ARGS)
 			rnh = rt_tables_get_rnh(fib, i);
 			if (rnh != NULL) {
 				RIB_RLOCK(rnh); 
+				IFNET_RLOCK_NOSLEEP();
 			    	error = rnh->rnh_walktree(&rnh->head,
 				    sysctl_dumpentry, &w);
+				IFNET_RUNLOCK_NOSLEEP();
 				RIB_RUNLOCK(rnh);
 			} else if (af != 0)
 				error = EAFNOSUPPORT;