By design, nothing sends or generates packets on these interfaces.
OK?
Index: if_pflog.c
===================================================================
RCS file: /cvs/src/sys/net/if_pflog.c,v
retrieving revision 1.91
diff -u -p -r1.91 if_pflog.c
--- if_pflog.c 28 Aug 2020 12:01:48 -0000 1.91
+++ if_pflog.c 9 Jan 2021 00:03:03 -0000
@@ -80,7 +80,6 @@ int pflogifs_resize(size_t);
int pflogoutput(struct ifnet *, struct mbuf *, struct sockaddr *,
struct rtentry *);
int pflogioctl(struct ifnet *, u_long, caddr_t);
-void pflogstart(struct ifnet *);
int pflog_clone_create(struct if_clone *, int);
int pflog_clone_destroy(struct ifnet *);
void pflog_mtap(caddr_t, struct pfloghdr *, struct mbuf *);
@@ -139,7 +138,6 @@ pflog_clone_create(struct if_clone *ifc,
ifp->if_mtu = PFLOGMTU;
ifp->if_ioctl = pflogioctl;
ifp->if_output = pflogoutput;
- ifp->if_start = pflogstart;
ifp->if_xflags = IFXF_CLONED;
ifp->if_type = IFT_PFLOG;
ifp->if_hdrlen = PFLOG_HDRLEN;
@@ -178,15 +176,6 @@ pflog_clone_destroy(struct ifnet *ifp)
if_detach(ifp);
free(pflogif, M_DEVBUF, sizeof(*pflogif));
return (0);
-}
-
-/*
- * Start output on the pflog interface.
- */
-void
-pflogstart(struct ifnet *ifp)
-{
- ifq_purge(&ifp->if_snd);
}
int
