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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1ef0bf31032sm158830485ad.131.2024.05.17.10.40.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 May 2024 10:40:49 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Ciara Loftus Subject: [PATCH v7 4/9] net/af_xdp: use generic SW stats Date: Fri, 17 May 2024 10:35:11 -0700 Message-ID: <20240517174044.90952-5-stephen@networkplumber.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240517174044.90952-1-stephen@networkplumber.org> References: <20240510050507.14381-1-stephen@networkplumber.org> <20240517174044.90952-1-stephen@networkplumber.org> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use common code for all SW stats. Signed-off-by: Stephen Hemminger --- drivers/net/af_xdp/rte_eth_af_xdp.c | 97 +++++++---------------------- 1 file changed, 24 insertions(+), 73 deletions(-) diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c index 6ba455bb9b..e5228a1dc1 100644 --- a/drivers/net/af_xdp/rte_eth_af_xdp.c +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -120,19 +121,13 @@ struct xsk_umem_info { uint32_t max_xsks; }; -struct rx_stats { - uint64_t rx_pkts; - uint64_t rx_bytes; - uint64_t rx_dropped; -}; - struct pkt_rx_queue { struct xsk_ring_cons rx; struct xsk_umem_info *umem; struct xsk_socket *xsk; struct rte_mempool *mb_pool; - struct rx_stats stats; + struct rte_eth_counters stats; struct xsk_ring_prod fq; struct xsk_ring_cons cq; @@ -143,17 +138,11 @@ struct pkt_rx_queue { int busy_budget; }; -struct tx_stats { - uint64_t tx_pkts; - uint64_t tx_bytes; - uint64_t tx_dropped; -}; - struct pkt_tx_queue { struct xsk_ring_prod tx; struct xsk_umem_info *umem; - struct tx_stats stats; + struct rte_eth_counters stats; struct pkt_rx_queue *pair; int xsk_queue_idx; @@ -308,7 +297,6 @@ af_xdp_rx_zc(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) struct xsk_ring_prod *fq = &rxq->fq; struct xsk_umem_info *umem = rxq->umem; uint32_t idx_rx = 0; - unsigned long rx_bytes = 0; int i; struct rte_mbuf *fq_bufs[ETH_AF_XDP_RX_BATCH_SIZE]; @@ -363,16 +351,13 @@ af_xdp_rx_zc(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) rte_pktmbuf_pkt_len(bufs[i]) = len; rte_pktmbuf_data_len(bufs[i]) = len; - rx_bytes += len; + + rte_eth_count_mbuf(&rxq->stats, bufs[i]); } xsk_ring_cons__release(rx, nb_pkts); (void)reserve_fill_queue(umem, nb_pkts, fq_bufs, fq); - /* statistics */ - rxq->stats.rx_pkts += nb_pkts; - rxq->stats.rx_bytes += rx_bytes; - return nb_pkts; } #else @@ -384,7 +369,6 @@ af_xdp_rx_cp(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) struct xsk_umem_info *umem = rxq->umem; struct xsk_ring_prod *fq = &rxq->fq; uint32_t idx_rx = 0; - unsigned long rx_bytes = 0; int i; uint32_t free_thresh = fq->size >> 1; struct rte_mbuf *mbufs[ETH_AF_XDP_RX_BATCH_SIZE]; @@ -424,16 +408,13 @@ af_xdp_rx_cp(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) rte_ring_enqueue(umem->buf_ring, (void *)addr); rte_pktmbuf_pkt_len(mbufs[i]) = len; rte_pktmbuf_data_len(mbufs[i]) = len; - rx_bytes += len; + rte_eth_count_mbuf(&rxq->stats, mbufs[i]); + bufs[i] = mbufs[i]; } xsk_ring_cons__release(rx, nb_pkts); - /* statistics */ - rxq->stats.rx_pkts += nb_pkts; - rxq->stats.rx_bytes += rx_bytes; - return nb_pkts; } #endif @@ -527,9 +508,8 @@ af_xdp_tx_zc(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) struct pkt_tx_queue *txq = queue; struct xsk_umem_info *umem = txq->umem; struct rte_mbuf *mbuf; - unsigned long tx_bytes = 0; int i; - uint32_t idx_tx; + uint32_t idx_tx, pkt_len; uint16_t count = 0; struct xdp_desc *desc; uint64_t addr, offset; @@ -541,6 +521,7 @@ af_xdp_tx_zc(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) for (i = 0; i < nb_pkts; i++) { mbuf = bufs[i]; + pkt_len = rte_pktmbuf_pkt_len(mbuf); if (mbuf->pool == umem->mb_pool) { if (!xsk_ring_prod__reserve(&txq->tx, 1, &idx_tx)) { @@ -589,17 +570,13 @@ af_xdp_tx_zc(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) count++; } - tx_bytes += mbuf->pkt_len; + rte_eth_count_packet(&txq->stats, pkt_len); } out: xsk_ring_prod__submit(&txq->tx, count); kick_tx(txq, cq); - txq->stats.tx_pkts += count; - txq->stats.tx_bytes += tx_bytes; - txq->stats.tx_dropped += nb_pkts - count; - return count; } #else @@ -610,7 +587,6 @@ af_xdp_tx_cp(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) struct xsk_umem_info *umem = txq->umem; struct rte_mbuf *mbuf; void *addrs[ETH_AF_XDP_TX_BATCH_SIZE]; - unsigned long tx_bytes = 0; int i; uint32_t idx_tx; struct xsk_ring_cons *cq = &txq->pair->cq; @@ -640,7 +616,7 @@ af_xdp_tx_cp(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) pkt = xsk_umem__get_data(umem->mz->addr, desc->addr); rte_memcpy(pkt, rte_pktmbuf_mtod(mbuf, void *), desc->len); - tx_bytes += mbuf->pkt_len; + rte_eth_count_mbuf(&txq->stats, mbuf); rte_pktmbuf_free(mbuf); } @@ -648,9 +624,6 @@ af_xdp_tx_cp(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) kick_tx(txq, cq); - txq->stats.tx_pkts += nb_pkts; - txq->stats.tx_bytes += tx_bytes; - return nb_pkts; } @@ -847,39 +820,26 @@ eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) static int eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) { - struct pmd_internals *internals = dev->data->dev_private; struct pmd_process_private *process_private = dev->process_private; - struct xdp_statistics xdp_stats; - struct pkt_rx_queue *rxq; - struct pkt_tx_queue *txq; - socklen_t optlen; - int i, ret, fd; + unsigned int i; - for (i = 0; i < dev->data->nb_rx_queues; i++) { - optlen = sizeof(struct xdp_statistics); - rxq = &internals->rx_queues[i]; - txq = rxq->pair; - stats->q_ipackets[i] = rxq->stats.rx_pkts; - stats->q_ibytes[i] = rxq->stats.rx_bytes; + rte_eth_counters_stats_get(dev, offsetof(struct pkt_tx_queue, stats), + offsetof(struct pkt_rx_queue, stats), stats); - stats->q_opackets[i] = txq->stats.tx_pkts; - stats->q_obytes[i] = txq->stats.tx_bytes; + for (i = 0; i < dev->data->nb_rx_queues; i++) { + struct xdp_statistics xdp_stats; + socklen_t optlen = sizeof(xdp_stats); + int fd; - stats->ipackets += stats->q_ipackets[i]; - stats->ibytes += stats->q_ibytes[i]; - stats->imissed += rxq->stats.rx_dropped; - stats->oerrors += txq->stats.tx_dropped; fd = process_private->rxq_xsk_fds[i]; - ret = fd >= 0 ? getsockopt(fd, SOL_XDP, XDP_STATISTICS, - &xdp_stats, &optlen) : -1; - if (ret != 0) { + if (fd < 0) + continue; + if (getsockopt(fd, SOL_XDP, XDP_STATISTICS, + &xdp_stats, &optlen) < 0) { AF_XDP_LOG(ERR, "getsockopt() failed for XDP_STATISTICS.\n"); return -1; } stats->imissed += xdp_stats.rx_dropped; - - stats->opackets += stats->q_opackets[i]; - stats->obytes += stats->q_obytes[i]; } return 0; @@ -888,17 +848,8 @@ eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) static int eth_stats_reset(struct rte_eth_dev *dev) { - struct pmd_internals *internals = dev->data->dev_private; - int i; - - for (i = 0; i < internals->queue_cnt; i++) { - memset(&internals->rx_queues[i].stats, 0, - sizeof(struct rx_stats)); - memset(&internals->tx_queues[i].stats, 0, - sizeof(struct tx_stats)); - } - - return 0; + return rte_eth_counters_reset(dev, offsetof(struct pkt_tx_queue, stats), + offsetof(struct pkt_rx_queue, stats)); } #ifdef RTE_NET_AF_XDP_LIBBPF_XDP_ATTACH