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[src/trunk]: src/sys/dev/pci Adopt <net/if_stats.h>.



details:   https://anonhg.NetBSD.org/src/rev/ca9ed9c1fbca
branches:  trunk
changeset: 968919:ca9ed9c1fbca
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Sat Feb 01 12:45:05 2020 +0000

description:
Adopt <net/if_stats.h>.

diffstat:

 sys/dev/pci/if_ixl.c |  82 ++++++++++++---------------------------------------
 1 files changed, 20 insertions(+), 62 deletions(-)

diffs (172 lines):

diff -r da9a442ef64f -r ca9ed9c1fbca sys/dev/pci/if_ixl.c
--- a/sys/dev/pci/if_ixl.c      Sat Feb 01 09:21:49 2020 +0000
+++ b/sys/dev/pci/if_ixl.c      Sat Feb 01 12:45:05 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_ixl.c,v 1.34 2020/01/31 03:30:37 yamaguchi Exp $    */
+/*     $NetBSD: if_ixl.c,v 1.35 2020/02/01 12:45:05 thorpej Exp $      */
 
 /*
  * Copyright (c) 2013-2015, Intel Corporation
@@ -434,11 +434,6 @@
        pcq_t                   *txr_intrq;
        void                    *txr_si;
 
-       uint64_t                 txr_oerrors;   /* if_oerrors */
-       uint64_t                 txr_opackets;  /* if_opackets */
-       uint64_t                 txr_obytes;    /* if_obytes */
-       uint64_t                 txr_omcasts;   /* if_omcasts */
-
        struct evcnt             txr_defragged;
        struct evcnt             txr_defrag_failed;
        struct evcnt             txr_pcqdrop;
@@ -467,11 +462,6 @@
        bus_size_t               rxr_tail;
        unsigned int             rxr_qid;
 
-       uint64_t                 rxr_ipackets;  /* if_ipackets */
-       uint64_t                 rxr_ibytes;    /* if_ibytes */
-       uint64_t                 rxr_iqdrops;   /* iqdrops */
-       uint64_t                 rxr_ierrors;   /* if_ierrors */
-
        struct evcnt             rxr_mgethdr_failed;
        struct evcnt             rxr_mgetcl_failed;
        struct evcnt             rxr_mbuf_load_failed;
@@ -1842,12 +1832,10 @@
 {
        struct ifreq *ifr = (struct ifreq *)data;
        struct ixl_softc *sc = (struct ixl_softc *)ifp->if_softc;
-       struct ixl_tx_ring *txr;
-       struct ixl_rx_ring *rxr;
        const struct sockaddr *sa;
        uint8_t addrhi[ETHER_ADDR_LEN], addrlo[ETHER_ADDR_LEN];
        int s, error = 0;
-       unsigned int i, nmtu;
+       unsigned int nmtu;
 
        switch (cmd) {
        case SIOCSIFMTU:
@@ -1891,45 +1879,6 @@
                }
                break;
 
-       case SIOCGIFDATA:
-       case SIOCZIFDATA:
-               ifp->if_ipackets = 0;
-               ifp->if_ibytes = 0;
-               ifp->if_iqdrops = 0;
-               ifp->if_ierrors = 0;
-               ifp->if_opackets = 0;
-               ifp->if_obytes = 0;
-               ifp->if_omcasts = 0;
-
-               for (i = 0; i < sc->sc_nqueue_pairs_max; i++) {
-                       txr = sc->sc_qps[i].qp_txr;
-                       rxr = sc->sc_qps[i].qp_rxr;
-
-                       mutex_enter(&rxr->rxr_lock);
-                       ifp->if_ipackets += rxr->rxr_ipackets;
-                       ifp->if_ibytes += rxr->rxr_ibytes;
-                       ifp->if_iqdrops += rxr->rxr_iqdrops;
-                       ifp->if_ierrors += rxr->rxr_ierrors;
-                       if (cmd == SIOCZIFDATA) {
-                               rxr->rxr_ipackets = 0;
-                               rxr->rxr_ibytes = 0;
-                               rxr->rxr_iqdrops = 0;
-                               rxr->rxr_ierrors = 0;
-                       }
-                       mutex_exit(&rxr->rxr_lock);
-
-                       mutex_enter(&txr->txr_lock);
-                       ifp->if_opackets += txr->txr_opackets;
-                       ifp->if_obytes += txr->txr_obytes;
-                       ifp->if_omcasts += txr->txr_omcasts;
-                       if (cmd == SIOCZIFDATA) {
-                               txr->txr_opackets = 0;
-                               txr->txr_obytes = 0;
-                               txr->txr_omcasts = 0;
-                       }
-                       mutex_exit(&txr->txr_lock);
-               }
-               /* FALLTHROUGH */
        default:
                s = splnet();
                error = ether_ioctl(ifp, cmd, data);
@@ -2787,7 +2736,7 @@
                map = txm->txm_map;
 
                if (ixl_load_mbuf(sc->sc_dmat, map, &m, txr) != 0) {
-                       txr->txr_oerrors++;
+                       if_statinc(ifp, if_oerrors);
                        m_freem(m);
                        continue;
                }
@@ -2870,6 +2819,8 @@
        ring = IXL_DMA_KVA(&txr->txr_mem);
        mask = sc->sc_tx_ring_ndescs - 1;
 
+       net_stat_ref_t nsr = IF_STAT_GETREF(ifp);
+
        do {
                if (txlimit-- <= 0) {
                        more = 1;
@@ -2892,10 +2843,10 @@
 
                m = txm->txm_m;
                if (m != NULL) {
-                       txr->txr_opackets++;
-                       txr->txr_obytes += m->m_pkthdr.len;
+                       if_statinc_ref(nsr, if_opackets);
+                       if_statadd_ref(nsr, if_obytes, m->m_pkthdr.len);
                        if (ISSET(m->m_flags, M_MCAST))
-                               txr->txr_omcasts++;
+                               if_statinc_ref(nsr, if_omcasts);
                        m_freem(m);
                }
 
@@ -2907,6 +2858,8 @@
                done = 1;
        } while (cons != prod);
 
+       IF_STAT_PUTREF(ifp);
+
        bus_dmamap_sync(sc->sc_dmat, IXL_DMA_MAP(&txr->txr_mem),
            0, IXL_DMA_LEN(&txr->txr_mem), BUS_DMASYNC_PREREAD);
 
@@ -3260,6 +3213,8 @@
        ring = IXL_DMA_KVA(&rxr->rxr_mem);
        mask = sc->sc_rx_ring_ndescs - 1;
 
+       net_stat_ref_t nsr = IF_STAT_GETREF(ifp);
+
        do {
                if (rxlimit-- <= 0) {
                        more = 1;
@@ -3310,11 +3265,12 @@
                        if (!ISSET(word,
                            IXL_RX_DESC_RXE | IXL_RX_DESC_OVERSIZE)) {
                                m_set_rcvif(m, ifp);
-                               rxr->rxr_ipackets++;
-                               rxr->rxr_ibytes += m->m_pkthdr.len;
+                               if_statinc_ref(nsr, if_ipackets);
+                               if_statadd_ref(nsr, if_ibytes,
+                                   m->m_pkthdr.len);
                                if_percpuq_enqueue(ifp->if_percpuq, m);
                        } else {
-                               rxr->rxr_ierrors++;
+                               if_statinc_ref(nsr, if_ierrors);
                                m_freem(m);
                        }
 
@@ -3331,8 +3287,10 @@
        if (done) {
                rxr->rxr_cons = cons;
                if (ixl_rxfill(sc, rxr) == -1)
-                       rxr->rxr_iqdrops++;
-       }
+                       if_statinc_ref(nsr, if_iqdrops);
+       }
+
+       IF_STAT_PUTREF(ifp);
 
        bus_dmamap_sync(sc->sc_dmat, IXL_DMA_MAP(&rxr->rxr_mem),
            0, IXL_DMA_LEN(&rxr->rxr_mem),



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