svn commit: r271782 - in head/sys/dev: bge bxe e1000 fxp nfe

Gleb Smirnoff glebius at FreeBSD.org
Thu Sep 18 15:56:16 UTC 2014


Author: glebius
Date: Thu Sep 18 15:56:14 2014
New Revision: 271782
URL: http://svnweb.freebsd.org/changeset/base/271782

Log:
  - Use if_inc_counter() to increment various counters.
  - Do not ever set a counter to a value. For those counters
    that we don't increment, but return directly from hardware
    create cases in if_get_counter() method.
  
  Sponsored by:	Netflix
  Sponsored by:	Nginx, Inc.

Modified:
  head/sys/dev/bge/if_bge.c
  head/sys/dev/bxe/bxe.c
  head/sys/dev/bxe/bxe_stats.c
  head/sys/dev/bxe/bxe_stats.h
  head/sys/dev/e1000/if_em.c
  head/sys/dev/e1000/if_lem.c
  head/sys/dev/fxp/if_fxp.c
  head/sys/dev/nfe/if_nfe.c

Modified: head/sys/dev/bge/if_bge.c
==============================================================================
--- head/sys/dev/bge/if_bge.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/bge/if_bge.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -434,6 +434,7 @@ static int bge_shutdown(device_t);
 static int bge_ifmedia_upd_locked(if_t);
 static int bge_ifmedia_upd(if_t);
 static void bge_ifmedia_sts(if_t, struct ifmediareq *);
+static uint64_t bge_get_counter(if_t, ift_counter);
 
 static uint8_t bge_nvram_getbyte(struct bge_softc *, int, uint8_t *);
 static int bge_read_nvram(struct bge_softc *, caddr_t, int, int);
@@ -3738,6 +3739,7 @@ bge_attach(device_t dev)
 	if_setioctlfn(ifp, bge_ioctl);
 	if_setstartfn(ifp, bge_start);
 	if_setinitfn(ifp, bge_init);
+	if_setgetcounterfn(ifp, bge_get_counter);
 	if_setsendqlen(ifp, BGE_TX_RING_CNT - 1);
 	if_setsendqready(ifp);
 	if_sethwassist(ifp, sc->bge_csum_features);
@@ -4364,7 +4366,7 @@ bge_rxeof(struct bge_softc *sc, uint16_t
 			}
 			if (bge_newbuf_jumbo(sc, rxidx) != 0) {
 				bge_rxreuse_jumbo(sc, rxidx);
-				if_inciqdrops(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 				continue;
 			}
 			BGE_INC(sc->bge_jumbo, BGE_JUMBO_RX_RING_CNT);
@@ -4377,13 +4379,13 @@ bge_rxeof(struct bge_softc *sc, uint16_t
 			}
 			if (bge_newbuf_std(sc, rxidx) != 0) {
 				bge_rxreuse_std(sc, rxidx);
-				if_inciqdrops(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 				continue;
 			}
 			BGE_INC(sc->bge_std, BGE_STD_RX_RING_CNT);
 		}
 
-		if_incipackets(ifp, 1);
+		if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
 #ifndef __NO_STRICT_ALIGNMENT
 		/*
 		 * For architectures with strict alignment we must make sure
@@ -4512,7 +4514,7 @@ bge_txeof(struct bge_softc *sc, uint16_t
 		idx = sc->bge_tx_saved_considx;
 		cur_tx = &sc->bge_ldata.bge_tx_ring[idx];
 		if (cur_tx->bge_flags & BGE_TXBDFLAG_END)
-			if_incopackets(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 		if (sc->bge_cdata.bge_tx_chain[idx] != NULL) {
 			bus_dmamap_sync(sc->bge_cdata.bge_tx_mtag,
 			    sc->bge_cdata.bge_tx_dmamap[idx],
@@ -4917,10 +4919,6 @@ bge_stats_update_regs(struct bge_softc *
 	stats->RecvThresholdHit +=
 	    CSR_READ_4(sc, BGE_RXLP_LOCSTAT_RXTHRESH_HIT);
 
-	if_setcollisions(ifp, (u_long)stats->etherStatsCollisions);
-	if_setierrors(ifp, (u_long)(stats->NoMoreRxBDs + stats->InputDiscards +
-	    stats->InputErrors));
-
 	if (sc->bge_flags & BGE_FLAG_RDMA_BUG) {
 		/*
 		 * If controller transmitted more than BGE_NUM_RDMA_CHANNELS
@@ -4997,21 +4995,21 @@ bge_stats_update(struct bge_softc *sc)
 	CSR_READ_4(sc, stats + offsetof(struct bge_stats, stat))
 
 	cnt = READ_STAT(sc, stats, txstats.etherStatsCollisions.bge_addr_lo);
-	if_inccollisions(ifp, (uint32_t)(cnt - sc->bge_tx_collisions));
+	if_inc_counter(ifp, IFCOUNTER_COLLISIONS, cnt - sc->bge_tx_collisions);
 	sc->bge_tx_collisions = cnt;
 
 	cnt = READ_STAT(sc, stats, nicNoMoreRxBDs.bge_addr_lo);
-	if_incierrors(ifp, (uint32_t)(cnt - sc->bge_rx_nobds));
+	if_inc_counter(ifp, IFCOUNTER_IERRORS, cnt - sc->bge_rx_nobds);
 	sc->bge_rx_nobds = cnt;
 	cnt = READ_STAT(sc, stats, ifInErrors.bge_addr_lo);
-	if_incierrors(ifp, (uint32_t)(cnt - sc->bge_rx_inerrs));
+	if_inc_counter(ifp, IFCOUNTER_IERRORS, cnt - sc->bge_rx_inerrs);
 	sc->bge_rx_inerrs = cnt;
 	cnt = READ_STAT(sc, stats, ifInDiscards.bge_addr_lo);
-	if_incierrors(ifp, (uint32_t)(cnt - sc->bge_rx_discards));
+	if_inc_counter(ifp, IFCOUNTER_IERRORS, cnt - sc->bge_rx_discards);
 	sc->bge_rx_discards = cnt;
 
 	cnt = READ_STAT(sc, stats, txstats.ifOutDiscards.bge_addr_lo);
-	if_incoerrors(ifp, (uint32_t)(cnt - sc->bge_tx_discards));
+	if_inc_counter(ifp, IFCOUNTER_OERRORS, cnt - sc->bge_tx_discards);
 	sc->bge_tx_discards = cnt;
 
 #undef	READ_STAT
@@ -5950,7 +5948,7 @@ bge_watchdog(struct bge_softc *sc)
 	if_setdrvflagbits(ifp, 0, IFF_DRV_RUNNING);
 	bge_init_locked(sc);
 
-	if_incoerrors(ifp, 1);
+	if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
 }
 
 static void
@@ -6770,3 +6768,25 @@ bge_get_eaddr(struct bge_softc *sc, uint
 	}
 	return (*func == NULL ? ENXIO : 0);
 }
+
+static uint64_t
+bge_get_counter(if_t ifp, ift_counter cnt)
+{
+	struct bge_softc *sc;
+	struct bge_mac_stats *stats;
+
+	sc = if_getsoftc(ifp);
+	if (!BGE_IS_5705_PLUS(sc))
+		return (if_get_counter_default(ifp, cnt));
+	stats = &sc->bge_mac_stats;
+
+	switch (cnt) {
+	case IFCOUNTER_IERRORS:
+		return (stats->NoMoreRxBDs + stats->InputDiscards +
+		    stats->InputErrors);
+	case IFCOUNTER_COLLISIONS:
+		return (stats->etherStatsCollisions);
+	default:
+		return (if_get_counter_default(ifp, cnt));
+	}
+}

Modified: head/sys/dev/bxe/bxe.c
==============================================================================
--- head/sys/dev/bxe/bxe.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/bxe/bxe.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -3222,7 +3222,7 @@ bxe_tpa_stop(struct bxe_softc          *
         m->m_flags |= M_FLOWID;
 #endif
 
-        if_incipackets(ifp, 1);
+        if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
         fp->eth_q_stats.rx_tpa_pkts++;
 
         /* pass the frame to the stack */
@@ -3465,7 +3465,7 @@ next_rx:
 
         /* pass the frame to the stack */
         if (__predict_true(m != NULL)) {
-            if_incipackets(ifp, 1);
+            if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
             rx_pkts++;
             if_input(ifp, m);
         }
@@ -13279,6 +13279,7 @@ bxe_init_ifnet(struct bxe_softc *sc)
     if_setflags(ifp, (IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST));
     if_setioctlfn(ifp, bxe_ioctl);
     if_setstartfn(ifp, bxe_tx_start);
+    if_setgetcounterfn(ifp, bxe_get_counter);
 #if __FreeBSD_version >= 800000
     if_settransmitfn(ifp, bxe_tx_mq_start);
     if_setqflushfn(ifp, bxe_mq_flush);

Modified: head/sys/dev/bxe/bxe_stats.c
==============================================================================
--- head/sys/dev/bxe/bxe_stats.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/bxe/bxe_stats.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -1164,50 +1164,54 @@ bxe_storm_stats_update(struct bxe_softc 
 static void
 bxe_net_stats_update(struct bxe_softc *sc)
 {
-    struct bxe_eth_stats *estats = &sc->eth_stats;
-    if_t ifnet = sc->ifp;
-    int i;
-
-    if_setipackets(ifnet,
-        bxe_hilo(&estats->total_unicast_packets_received_hi) +
-        bxe_hilo(&estats->total_multicast_packets_received_hi) +
-        bxe_hilo(&estats->total_broadcast_packets_received_hi));
-
-    if_setopackets(ifnet,
-        bxe_hilo(&estats->total_unicast_packets_transmitted_hi) +
-        bxe_hilo(&estats->total_multicast_packets_transmitted_hi) +
-        bxe_hilo(&estats->total_broadcast_packets_transmitted_hi));
-
-    if_setibytes(ifnet, bxe_hilo(&estats->total_bytes_received_hi));
 
-    if_setobytes(ifnet, bxe_hilo(&estats->total_bytes_transmitted_hi));
-
-    for (i = 0; i < sc->num_queues; i++) {
-        struct tstorm_per_queue_stats *old_tclient =
-            &sc->fp[i].old_tclient;
-        if_inciqdrops(ifnet, le32toh(old_tclient->checksum_discard));
-    }
-
-    if_setierrors(ifnet,
-        bxe_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
-        bxe_hilo(&estats->etherstatsoverrsizepkts_hi) +
-        bxe_hilo(&estats->brb_drop_hi) +
-        bxe_hilo(&estats->brb_truncate_hi) +
-        bxe_hilo(&estats->rx_stat_dot3statsfcserrors_hi) +
-        bxe_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi) +
-        bxe_hilo(&estats->no_buff_discard_hi));
-
-    if_setoerrors(ifnet, 
-        bxe_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi) +
-        bxe_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi));
-
-    if_setimcasts(ifnet, 
-        bxe_hilo(&estats->total_multicast_packets_received_hi));
-
-    if_setcollisions(ifnet, 
-        bxe_hilo(&estats->tx_stat_etherstatscollisions_hi) +
-        bxe_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
-        bxe_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi));
+    for (int i = 0; i < sc->num_queues; i++)
+        if_inc_counter(sc->ifp, IFCOUNTER_IQDROPS,
+	    le32toh(sc->fp[i].old_tclient.checksum_discard));
+}
+
+uint64_t
+bxe_get_counter(if_t ifp, ift_counter cnt)
+{
+	struct bxe_softc *sc;
+	struct bxe_eth_stats *estats;
+
+	sc = if_getsoftc(ifp);
+	estats = &sc->eth_stats;
+
+	switch (cnt) {
+	case IFCOUNTER_IPACKETS:
+		return (bxe_hilo(&estats->total_unicast_packets_received_hi) +
+		    bxe_hilo(&estats->total_multicast_packets_received_hi) +
+		    bxe_hilo(&estats->total_broadcast_packets_received_hi));
+	case IFCOUNTER_OPACKETS:
+		return (bxe_hilo(&estats->total_unicast_packets_transmitted_hi) +
+		    bxe_hilo(&estats->total_multicast_packets_transmitted_hi) +
+		    bxe_hilo(&estats->total_broadcast_packets_transmitted_hi));
+	case IFCOUNTER_IBYTES:
+		return (bxe_hilo(&estats->total_bytes_received_hi));
+	case IFCOUNTER_OBYTES:
+		return (bxe_hilo(&estats->total_bytes_transmitted_hi));
+	case IFCOUNTER_IERRORS:
+		return (bxe_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
+		    bxe_hilo(&estats->etherstatsoverrsizepkts_hi) +
+		    bxe_hilo(&estats->brb_drop_hi) +
+		    bxe_hilo(&estats->brb_truncate_hi) +
+		    bxe_hilo(&estats->rx_stat_dot3statsfcserrors_hi) +
+		    bxe_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi) +
+		    bxe_hilo(&estats->no_buff_discard_hi));
+	case IFCOUNTER_OERRORS:
+		return (bxe_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi) +
+		    bxe_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi));
+	case IFCOUNTER_IMCASTS:
+		return (bxe_hilo(&estats->total_multicast_packets_received_hi));
+	case IFCOUNTER_COLLISIONS:
+		return (bxe_hilo(&estats->tx_stat_etherstatscollisions_hi) +
+		    bxe_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
+		    bxe_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi));
+	default:
+		return (if_get_counter_default(ifp, cnt));
+	}
 }
 
 static void
@@ -1669,15 +1673,6 @@ bxe_stats_init(struct bxe_softc *sc)
     /* prepare statistics ramrod data */
     bxe_prep_fw_stats_req(sc);
 
-    if_setipackets(sc->ifp, 0);
-    if_setopackets(sc->ifp, 0);
-    if_setibytes(sc->ifp, 0);
-    if_setobytes(sc->ifp, 0);
-    if_setierrors(sc->ifp, 0);
-    if_setoerrors(sc->ifp, 0);
-    if_setimcasts(sc->ifp, 0);
-    if_setcollisions(sc->ifp, 0);
-
     if (sc->stats_init) {
         memset(&sc->net_stats_old, 0, sizeof(sc->net_stats_old));
         memset(&sc->fw_stats_old, 0, sizeof(sc->fw_stats_old));
@@ -1731,9 +1726,6 @@ bxe_save_statistics(struct bxe_softc *sc
         UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
     }
 
-    /* save net_device_stats statistics */
-    sc->net_stats_old.rx_dropped = if_getiqdrops(sc->ifp);
-
     /* store port firmware statistics */
     if (sc->port.pmf) {
         struct bxe_eth_stats *estats = &sc->eth_stats;

Modified: head/sys/dev/bxe/bxe_stats.h
==============================================================================
--- head/sys/dev/bxe/bxe_stats.h	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/bxe/bxe_stats.h	Thu Sep 18 15:56:14 2014	(r271782)
@@ -675,6 +675,7 @@ void bxe_stats_init(struct bxe_softc *sc
 void bxe_stats_handle(struct bxe_softc *sc, enum bxe_stats_event event);
 void bxe_save_statistics(struct bxe_softc *sc);
 void bxe_afex_collect_stats(struct bxe_softc *sc, void *void_afex_stats, uint32_t stats_type);
+uint64_t bxe_get_counter(if_t, ift_counter);
 
 #endif /* BXE_STATS_H */
 

Modified: head/sys/dev/e1000/if_em.c
==============================================================================
--- head/sys/dev/e1000/if_em.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/e1000/if_em.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -215,6 +215,7 @@ static void	em_start(if_t);
 static void	em_start_locked(if_t, struct tx_ring *);
 #endif
 static int	em_ioctl(if_t, u_long, caddr_t);
+static uint64_t	em_get_counter(if_t, ift_counter);
 static void	em_init(void *);
 static void	em_init_locked(struct adapter *);
 static void	em_stop(void *);
@@ -934,9 +935,9 @@ em_mq_start_locked(if_t ifp, struct tx_r
 		}
 		drbr_advance(ifp, txr->br);
 		enq++;
-		if_incobytes(ifp,  next->m_pkthdr.len);
+		if_inc_counter(ifp, IFCOUNTER_OBYTES, next->m_pkthdr.len);
 		if (next->m_flags & M_MCAST)
-			if_incomcasts(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_OMCASTS, 1);
 		if_etherbpfmtap(ifp, next);
 		if ((if_getdrvflags(ifp) & IFF_DRV_RUNNING) == 0)
                         break;
@@ -2940,6 +2941,7 @@ em_setup_interface(device_t dev, struct 
 	if_setsoftc(ifp, adapter);
 	if_setflags(ifp, IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST);
 	if_setioctlfn(ifp, em_ioctl);
+	if_setgetcounterfn(ifp, em_get_counter);
 #ifdef EM_MULTIQUEUE
 	/* Multiqueue stack interface */
 	if_settransmitfn(ifp, em_mq_start);
@@ -3850,7 +3852,7 @@ em_txeof(struct tx_ring *txr)
 	                tx_buffer = &txr->tx_buffers[first];
 			tx_desc = &txr->tx_base[first];
 		}
-		if_incopackets(ifp, 1);
+		if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 		/* See if we can continue to the next packet */
 		last = tx_buffer->next_eop;
 		if (last != -1) {
@@ -4450,7 +4452,7 @@ em_rxeof(struct rx_ring *rxr, int count,
 			--count;
 			sendmp = rxr->fmp;
 			if_setrcvif(sendmp, ifp);
-			if_incipackets(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
 			em_receive_checksum(cur, sendmp);
 #ifndef __NO_STRICT_ALIGNMENT
 			if (adapter->hw.mac.max_frame_size >
@@ -5107,7 +5109,6 @@ em_disable_aspm(struct adapter *adapter)
 static void
 em_update_stats_counters(struct adapter *adapter)
 {
-	if_t ifp;
 
 	if(adapter->hw.phy.media_type == e1000_media_type_copper ||
 	   (E1000_READ_REG(&adapter->hw, E1000_STATUS) & E1000_STATUS_LU)) {
@@ -5199,19 +5200,29 @@ em_update_stats_counters(struct adapter 
 		adapter->stats.tsctfc += 
 		E1000_READ_REG(&adapter->hw, E1000_TSCTFC);
 	}
-	ifp = adapter->ifp;
+}
+
+static uint64_t
+em_get_counter(if_t ifp, ift_counter cnt)
+{
+	struct adapter *adapter;
 
-	if_setcollisions(ifp, adapter->stats.colc);
+	adapter = if_getsoftc(ifp);
 
-	/* Rx Errors */
-	if_setierrors(ifp, adapter->dropped_pkts + adapter->stats.rxerrc +
-	    adapter->stats.crcerrs + adapter->stats.algnerrc +
-	    adapter->stats.ruc + adapter->stats.roc +
-	    adapter->stats.mpc + adapter->stats.cexterr);
-
-	/* Tx Errors */
-	if_setoerrors(ifp, adapter->stats.ecol + adapter->stats.latecol +
-	    adapter->watchdog_events);
+	switch (cnt) {
+	case IFCOUNTER_COLLISIONS:
+		return (adapter->stats.colc);
+	case IFCOUNTER_IERRORS:
+		return (adapter->dropped_pkts + adapter->stats.rxerrc +
+		    adapter->stats.crcerrs + adapter->stats.algnerrc +
+		    adapter->stats.ruc + adapter->stats.roc +
+		    adapter->stats.mpc + adapter->stats.cexterr);
+	case IFCOUNTER_OERRORS:
+		return (adapter->stats.ecol + adapter->stats.latecol +
+		    adapter->watchdog_events);
+	default:
+		return (if_get_counter_default(ifp, cnt));
+	}
 }
 
 /* Export a single 32-bit register via a read-only sysctl. */

Modified: head/sys/dev/e1000/if_lem.c
==============================================================================
--- head/sys/dev/e1000/if_lem.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/e1000/if_lem.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -180,6 +180,7 @@ static int	lem_resume(device_t);
 static void	lem_start(if_t);
 static void	lem_start_locked(if_t ifp);
 static int	lem_ioctl(if_t, u_long, caddr_t);
+static uint64_t	lem_get_counter(if_t, ift_counter);
 static void	lem_init(void *);
 static void	lem_init_locked(struct adapter *);
 static void	lem_stop(void *);
@@ -2464,6 +2465,7 @@ lem_setup_interface(device_t dev, struct
 	if_setflags(ifp, IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST);
 	if_setioctlfn(ifp, lem_ioctl);
 	if_setstartfn(ifp, lem_start);
+	if_setgetcounterfn(ifp, lem_get_counter);
 	if_setsendqlen(ifp, adapter->num_tx_desc - 1);
 	if_setsendqready(ifp);
 
@@ -3122,7 +3124,7 @@ lem_txeof(struct adapter *adapter)
                 	++num_avail;
 
 			if (tx_buffer->m_head) {
-				if_incopackets(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 				bus_dmamap_sync(adapter->txtag,
 				    tx_buffer->map,
 				    BUS_DMASYNC_POSTWRITE);
@@ -3681,7 +3683,7 @@ lem_rxeof(struct adapter *adapter, int c
 
 		if (accept_frame) {
 			if (lem_get_buf(adapter, i) != 0) {
-				if_inciqdrops(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 				goto discard;
 			}
 
@@ -3712,7 +3714,7 @@ lem_rxeof(struct adapter *adapter, int c
 
 			if (eop) {
 				if_setrcvif(adapter->fmp, ifp);
-				if_incipackets(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
 				lem_receive_checksum(adapter, current_desc,
 				    adapter->fmp);
 #ifndef __NO_STRICT_ALIGNMENT
@@ -4397,7 +4399,6 @@ lem_fill_descriptors (bus_addr_t address
 static void
 lem_update_stats_counters(struct adapter *adapter)
 {
-	if_t ifp;
 
 	if(adapter->hw.phy.media_type == e1000_media_type_copper ||
 	   (E1000_READ_REG(&adapter->hw, E1000_STATUS) & E1000_STATUS_LU)) {
@@ -4472,19 +4473,29 @@ lem_update_stats_counters(struct adapter
 		adapter->stats.tsctfc += 
 		E1000_READ_REG(&adapter->hw, E1000_TSCTFC);
 	}
-	ifp = adapter->ifp;
+}
+
+static uint64_t
+lem_get_counter(if_t ifp, ift_counter cnt)
+{
+	struct adapter *adapter;
 
-	if_setcollisions(ifp, adapter->stats.colc);
+	adapter = if_getsoftc(ifp);
 
-	/* Rx Errors */
-	if_setierrors(ifp, adapter->dropped_pkts + adapter->stats.rxerrc +
-	    adapter->stats.crcerrs + adapter->stats.algnerrc +
-	    adapter->stats.ruc + adapter->stats.roc +
-	    adapter->stats.mpc + adapter->stats.cexterr);
-
-	/* Tx Errors */
-	if_setoerrors(ifp, adapter->stats.ecol + adapter->stats.latecol +
-	    adapter->watchdog_events);
+	switch (cnt) {
+	case IFCOUNTER_COLLISIONS:
+		return (adapter->stats.colc);
+	case IFCOUNTER_IERRORS:
+		return (adapter->dropped_pkts + adapter->stats.rxerrc +
+		    adapter->stats.crcerrs + adapter->stats.algnerrc +
+		    adapter->stats.ruc + adapter->stats.roc +
+		    adapter->stats.mpc + adapter->stats.cexterr);
+	case IFCOUNTER_OERRORS:
+		return (adapter->stats.ecol + adapter->stats.latecol +
+		    adapter->watchdog_events);
+	default:
+		return (if_get_counter_default(ifp, cnt));
+	}
 }
 
 /* Export a single 32-bit register via a read-only sysctl. */

Modified: head/sys/dev/fxp/if_fxp.c
==============================================================================
--- head/sys/dev/fxp/if_fxp.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/fxp/if_fxp.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -2012,7 +2012,7 @@ fxp_intr_body(struct fxp_softc *sc, if_t
 				return (rx_npkts);
 		} else {
 			/* Reuse RFA and loaded DMA map. */
-			if_inciqdrops(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 			fxp_discard_rfabuf(sc, rxp);
 		}
 		fxp_add_rfabuf(sc, rxp);
@@ -2070,10 +2070,12 @@ fxp_update_stats(struct fxp_softc *sc)
 		hsp->tx_tco += le16toh(sp->tx_tco);
 		hsp->rx_tco += le16toh(sp->rx_tco);
 
-		if_incopackets(ifp, le32toh(sp->tx_good));
-		if_inccollisions(ifp, le32toh(sp->tx_total_collisions));
+		if_inc_counter(ifp, IFCOUNTER_OPACKETS, le32toh(sp->tx_good));
+		if_inc_counter(ifp, IFCOUNTER_COLLISIONS,
+		    le32toh(sp->tx_total_collisions));
 		if (sp->rx_good) {
-			if_incipackets(ifp, le32toh(sp->rx_good));
+			if_inc_counter(ifp, IFCOUNTER_IPACKETS,
+			    le32toh(sp->rx_good));
 			sc->rx_idle_secs = 0;
 		} else if (sc->flags & FXP_FLAG_RXBUG) {
 			/*
@@ -2081,7 +2083,7 @@ fxp_update_stats(struct fxp_softc *sc)
 			 */
 			sc->rx_idle_secs++;
 		}
-		if_incierrors(ifp,
+		if_inc_counter(ifp, IFCOUNTER_IERRORS,
 		    le32toh(sp->rx_crc_errors) +
 		    le32toh(sp->rx_alignment_errors) +
 		    le32toh(sp->rx_rnr_errors) +
@@ -2091,7 +2093,8 @@ fxp_update_stats(struct fxp_softc *sc)
 		 * threshold by another 512 bytes (64 * 8).
 		 */
 		if (sp->tx_underruns) {
-			if_incoerrors(ifp, le32toh(sp->tx_underruns));
+			if_inc_counter(ifp, IFCOUNTER_OERRORS,
+			    le32toh(sp->tx_underruns));
 			if (tx_threshold < 192)
 				tx_threshold += 64;
 		}
@@ -2244,7 +2247,7 @@ fxp_watchdog(struct fxp_softc *sc)
 		return;
 
 	device_printf(sc->dev, "device timeout\n");
-	if_incoerrors(ifp, 1);
+	if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
 
 	if_setdrvflagbits(ifp, 0, IFF_DRV_RUNNING);
 	fxp_init_body(sc, 1);

Modified: head/sys/dev/nfe/if_nfe.c
==============================================================================
--- head/sys/dev/nfe/if_nfe.c	Thu Sep 18 15:37:53 2014	(r271781)
+++ head/sys/dev/nfe/if_nfe.c	Thu Sep 18 15:56:14 2014	(r271782)
@@ -2149,7 +2149,7 @@ nfe_rxeof(struct nfe_softc *sc, int coun
 		prog++;
 		if ((sc->nfe_flags & (NFE_JUMBO_SUP | NFE_40BIT_ADDR)) == 0) {
 			if (!(flags & NFE_RX_VALID_V1)) {
-				if_incierrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 				nfe_discard_rxbuf(sc, sc->rxq.cur);
 				continue;
 			}
@@ -2159,7 +2159,7 @@ nfe_rxeof(struct nfe_softc *sc, int coun
 			}
 		} else {
 			if (!(flags & NFE_RX_VALID_V2)) {
-				if_incierrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 				nfe_discard_rxbuf(sc, sc->rxq.cur);
 				continue;
 			}
@@ -2171,14 +2171,14 @@ nfe_rxeof(struct nfe_softc *sc, int coun
 		}
 
 		if (flags & NFE_RX_ERROR) {
-			if_incierrors(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 			nfe_discard_rxbuf(sc, sc->rxq.cur);
 			continue;
 		}
 
 		m = data->m;
 		if (nfe_newbuf(sc, sc->rxq.cur) != 0) {
-			if_inciqdrops(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 			nfe_discard_rxbuf(sc, sc->rxq.cur);
 			continue;
 		}
@@ -2205,7 +2205,7 @@ nfe_rxeof(struct nfe_softc *sc, int coun
 			}
 		}
 
-		if_incipackets(ifp, 1);
+		if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
 
 		NFE_UNLOCK(sc);
 		if_input(ifp, m);
@@ -2265,7 +2265,7 @@ nfe_jrxeof(struct nfe_softc *sc, int cou
 		prog++;
 		if ((sc->nfe_flags & (NFE_JUMBO_SUP | NFE_40BIT_ADDR)) == 0) {
 			if (!(flags & NFE_RX_VALID_V1)) {
-				if_incierrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 				nfe_discard_jrxbuf(sc, sc->jrxq.jcur);
 				continue;
 			}
@@ -2275,7 +2275,7 @@ nfe_jrxeof(struct nfe_softc *sc, int cou
 			}
 		} else {
 			if (!(flags & NFE_RX_VALID_V2)) {
-				if_incierrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 				nfe_discard_jrxbuf(sc, sc->jrxq.jcur);
 				continue;
 			}
@@ -2287,14 +2287,14 @@ nfe_jrxeof(struct nfe_softc *sc, int cou
 		}
 
 		if (flags & NFE_RX_ERROR) {
-			if_incierrors(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
 			nfe_discard_jrxbuf(sc, sc->jrxq.jcur);
 			continue;
 		}
 
 		m = data->m;
 		if (nfe_jnewbuf(sc, sc->jrxq.jcur) != 0) {
-			if_inciqdrops(ifp, 1);
+			if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
 			nfe_discard_jrxbuf(sc, sc->jrxq.jcur);
 			continue;
 		}
@@ -2321,7 +2321,7 @@ nfe_jrxeof(struct nfe_softc *sc, int cou
 			}
 		}
 
-		if_incipackets(ifp, 1);
+		if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
 
 		NFE_UNLOCK(sc);
 		if_input(ifp, m);
@@ -2379,18 +2379,18 @@ nfe_txeof(struct nfe_softc *sc)
 				device_printf(sc->nfe_dev,
 				    "tx v1 error 0x%4b\n", flags, NFE_V1_TXERR);
 
-				if_incoerrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
 			} else
-				if_incopackets(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 		} else {
 			if ((flags & NFE_TX_LASTFRAG_V2) == 0)
 				continue;
 			if ((flags & NFE_TX_ERROR_V2) != 0) {
 				device_printf(sc->nfe_dev,
 				    "tx v2 error 0x%4b\n", flags, NFE_V2_TXERR);
-				if_incoerrors(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
 			} else
-				if_incopackets(ifp, 1);
+				if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 		}
 
 		/* last fragment of the mbuf chain transmitted */
@@ -2723,7 +2723,7 @@ nfe_watchdog(if_t ifp)
 	if_printf(ifp, "watchdog timeout\n");
 
 	if_setdrvflagbits(ifp, 0, IFF_DRV_RUNNING);
-	if_incoerrors(ifp, 1);
+	if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
 	nfe_init_locked(sc);
 }
 


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