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From: Kip Macy <kmacy@FreeBSD.org>
Date: Fri, 5 Jun 2009 23:23:24 +0000 (UTC)
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Subject: svn commit: r193545 - user/kmacy/releng_7_2_fcs/sys/net
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Author: kmacy
Date: Fri Jun  5 23:23:24 2009
New Revision: 193545
URL: http://svn.freebsd.org/changeset/base/193545

Log:
  add function to return number of queued packets

Modified:
  user/kmacy/releng_7_2_fcs/sys/net/if_var.h

Modified: user/kmacy/releng_7_2_fcs/sys/net/if_var.h
==============================================================================
--- user/kmacy/releng_7_2_fcs/sys/net/if_var.h	Fri Jun  5 23:22:15 2009	(r193544)
+++ user/kmacy/releng_7_2_fcs/sys/net/if_var.h	Fri Jun  5 23:23:24 2009	(r193545)
@@ -643,6 +643,16 @@ drbr_empty(struct ifnet *ifp, struct buf
 #endif
 	return (buf_ring_empty(br));
 }
+
+static __inline int
+drbr_inuse(struct ifnet *ifp, struct buf_ring *br)
+{
+#ifdef ALTQ
+	if (ALTQ_IS_ENABLED(&ifp->if_snd))
+		return (ifp->if_snd.ifq_len);
+#endif
+	return (buf_ring_count(br));
+}
 #endif
 /*
  * 72 was chosen below because it is the size of a TCP/IP