provide ifq_is_priq, mostly so things can tell if hfsc is in effect or not.

2 files changed, 10 insertions, 4 deletions

diff --git a/sys/net/ifq.c b/sys/net/ifq.c
index f0674ce9315..373707131f7 100644
--- a/sys/net/ifq.c
+++ b/sys/net/ifq.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ifq.c,v 1.23 2018/12/11 01:33:05 dlg Exp $ */
+/*	$OpenBSD: ifq.c,v 1.24 2018/12/11 01:36:42 dlg Exp $ */
 
 /*
  * Copyright (c) 2015 David Gwynne <dlg@openbsd.org>
diff --git a/sys/net/ifq.h b/sys/net/ifq.h
index 304ee5a2bc6..6beb428b176 100644
--- a/sys/net/ifq.h
+++ b/sys/net/ifq.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ifq.h,v 1.21 2018/12/11 01:33:05 dlg Exp $ */
+/*	$OpenBSD: ifq.h,v 1.22 2018/12/11 01:36:42 dlg Exp $ */
 
 /*
  * Copyright (c) 2015 David Gwynne <dlg@openbsd.org>
@@ -396,6 +396,8 @@ struct ifq_ops {
 	void			 (*ifqop_free)(unsigned int, void *);
 };
 
+extern const struct ifq_ops * const ifq_priq_ops;
+
 /*
  * Interface send queues.
  */
@@ -423,6 +425,12 @@ void		 ifq_barrier(struct ifqueue *);
 #define	ifq_empty(_ifq)			(ifq_len(_ifq) == 0)
 #define	ifq_set_maxlen(_ifq, _l)	((_ifq)->ifq_maxlen = (_l))
 
+static inline int
+ifq_is_priq(struct ifqueue *ifq)
+{
+	return (ifq->ifq_ops == ifq_priq_ops);
+}
+
 static inline void
 ifq_set_oactive(struct ifqueue *ifq)
 {
@@ -461,8 +469,6 @@ ifq_idx(struct ifqueue *ifq, unsigned int nifqs, const struct mbuf *m)
 
 #define IFQ_ASSERT_SERIALIZED(_ifq)	KASSERT(ifq_is_serialized(_ifq))
 
-extern const struct ifq_ops * const ifq_priq_ops;
-
 /* ifiq */
 
 void		 ifiq_init(struct ifiqueue *, struct ifnet *, unsigned int);