Index: net/ifq.c
===================================================================
RCS file: /cvs/src/sys/net/ifq.c,v
diff -u -p -r1.54 ifq.c
--- net/ifq.c	9 Nov 2024 04:09:56 -0000	1.54
+++ net/ifq.c	19 Nov 2024 01:58:05 -0000
@@ -156,6 +156,17 @@ ifq_set_oactive(struct ifqueue *ifq)
 }
 
 void
+ifq_deq_set_oactive(struct ifqueue *ifq)
+{
+	MUTEX_ASSERT_LOCKED(&ifq->ifq_mtx);
+
+	if (!ifq->ifq_oactive) {
+		ifq->ifq_oactive = 1;
+		ifq->ifq_oactives++;
+	}
+}
+
+void
 ifq_restart_task(void *p)
 {
 	struct ifqueue *ifq = p;
Index: net/ifq.h
===================================================================
RCS file: /cvs/src/sys/net/ifq.h,v
diff -u -p -r1.41 ifq.h
--- net/ifq.h	10 Nov 2023 15:51:24 -0000	1.41
+++ net/ifq.h	19 Nov 2024 01:58:05 -0000
@@ -444,6 +444,7 @@ void		 ifq_q_leave(struct ifqueue *, voi
 void		 ifq_serialize(struct ifqueue *, struct task *);
 void		 ifq_barrier(struct ifqueue *);
 void		 ifq_set_oactive(struct ifqueue *);
+void		 ifq_deq_set_oactive(struct ifqueue *);
 
 int		 ifq_deq_sleep(struct ifqueue *, struct mbuf **, int, int,
 		     const char *, volatile unsigned int *,
Index: dev/pci/if_de.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_de.c,v
diff -u -p -r1.143 if_de.c
--- dev/pci/if_de.c	24 May 2024 06:02:53 -0000	1.143
+++ dev/pci/if_de.c	19 Nov 2024 01:58:05 -0000
@@ -3728,6 +3728,8 @@ tulip_txput(tulip_softc_t * const sc, st
     u_int32_t d_status;
     bus_dmamap_t map;
     struct ifnet *ifp = &sc->tulip_if;
+    void (*set_oactive)(struct ifqueue *) =
+      notonqueue ? ifq_set_oactive : ifq_deq_set_oactive;
 
 #if defined(TULIP_DEBUG)
     if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) {
@@ -3846,8 +3848,10 @@ tulip_txput(tulip_softc_t * const sc, st
      * The descriptors have been filled in.  Now get ready
      * to transmit.
      */
-    if (!notonqueue)
+    if (!notonqueue) {
 	ifq_deq_commit(&ifp->if_snd, m);
+	set_oactive = ifq_set_oactive;
+    }
 
     TULIP_SETCTX(m, map);
     map = NULL;
@@ -3897,7 +3901,7 @@ tulip_txput(tulip_softc_t * const sc, st
 
     if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
 	TULIP_CSR_WRITE(sc, csr_txpoll, 1);
-	ifq_set_oactive(&sc->tulip_if.if_snd);
+	(*set_oactive)(&sc->tulip_if.if_snd);
 	TULIP_PERFEND(txput);
 	return (NULL);
     }
@@ -3926,7 +3930,7 @@ tulip_txput(tulip_softc_t * const sc, st
     sc->tulip_dbg.dbg_txput_finishes[6]++;
 #endif
     if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) {
-	ifq_set_oactive(&sc->tulip_if.if_snd);
+	(*set_oactive)(&sc->tulip_if.if_snd);
 	if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
 	    sc->tulip_intrmask |= TULIP_STS_TXINTR;
 	    TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);