From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from proxy.6wind.com (host.76.145.23.62.rev.coltfrance.com [62.23.145.76]) by dpdk.org (Postfix) with ESMTP id 9D8DE5A89 for ; Wed, 11 May 2016 16:44:08 +0200 (CEST) Received: from glumotte.dev.6wind.com (unknown [10.16.0.195]) by proxy.6wind.com (Postfix) with ESMTP id C9BBA26902 for ; Wed, 11 May 2016 16:42:31 +0200 (CEST) From: Olivier Matz To: dev@dpdk.org Date: Wed, 11 May 2016 16:43:46 +0200 Message-Id: <1462977827-25110-1-git-send-email-olivier.matz@6wind.com> X-Mailer: git-send-email 2.8.0.rc3 Subject: [dpdk-dev] [PATCH] mbuf: new public function to allocate raw mbufs X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 May 2016 14:44:08 -0000 Many drivers provide their own implementation of rte_mbuf_raw_alloc(), duplicating the code. Introduce a new public function in rte_mbuf to allocate a raw mbuf (uninitialized). Signed-off-by: Olivier Matz --- app/test-pmd/flowgen.c | 13 +------------ app/test-pmd/txonly.c | 14 ++------------ drivers/net/bnx2x/bnx2x_rxtx.c | 15 ++------------- drivers/net/e1000/em_rxtx.c | 16 +++------------- drivers/net/e1000/igb_rxtx.c | 16 +++------------- drivers/net/enic/enic_main.c | 13 +------------ drivers/net/enic/enic_rx.c | 12 +----------- drivers/net/i40e/i40e_rxtx.c | 17 +++-------------- drivers/net/ixgbe/ixgbe_rxtx.c | 17 +++-------------- drivers/net/mlx4/mlx4.c | 4 ++-- drivers/net/mlx5/mlx5_rxtx.c | 4 ++-- drivers/net/mpipe/mpipe_tilegx.c | 4 ++-- drivers/net/qede/qede_rxtx.c | 13 +------------ drivers/net/virtio/virtio_rxtx.c | 17 +++-------------- drivers/net/vmxnet3/vmxnet3_rxtx.c | 12 +----------- drivers/net/xenvirt/rte_eth_xenvirt.c | 16 ++-------------- examples/vhost/main.c | 6 +++--- lib/librte_mbuf/rte_mbuf.h | 32 ++++++++++++++++++-------------- 18 files changed, 53 insertions(+), 188 deletions(-) diff --git a/app/test-pmd/flowgen.c b/app/test-pmd/flowgen.c index 0f307e8..18b754b 100644 --- a/app/test-pmd/flowgen.c +++ b/app/test-pmd/flowgen.c @@ -89,17 +89,6 @@ static struct ether_addr cfg_ether_dst = #define IP_HDRLEN 0x05 /* default IP header length == five 32-bits words. */ #define IP_VHL_DEF (IP_VERSION | IP_HDRLEN) -static inline struct rte_mbuf * -tx_mbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - - static inline uint16_t ip_sum(const unaligned_uint16_t *hdr, int hdr_len) { @@ -167,7 +156,7 @@ pkt_burst_flow_gen(struct fwd_stream *fs) ol_flags = ports[fs->tx_port].tx_ol_flags; for (nb_pkt = 0; nb_pkt < nb_pkt_per_burst; nb_pkt++) { - pkt = tx_mbuf_alloc(mbp); + pkt = rte_mbuf_raw_alloc(mbp); if (!pkt) break; diff --git a/app/test-pmd/txonly.c b/app/test-pmd/txonly.c index b37cae5..0ac2a08 100644 --- a/app/test-pmd/txonly.c +++ b/app/test-pmd/txonly.c @@ -86,16 +86,6 @@ static struct ipv4_hdr pkt_ip_hdr; /**< IP header of transmitted packets. */ static struct udp_hdr pkt_udp_hdr; /**< UDP header of transmitted packets. */ -static inline struct rte_mbuf * -tx_mbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - static void copy_buf_to_pkt_segs(void* buf, unsigned len, struct rte_mbuf *pkt, unsigned offset) @@ -225,7 +215,7 @@ pkt_burst_transmit(struct fwd_stream *fs) if (txp->tx_ol_flags & TESTPMD_TX_OFFLOAD_INSERT_QINQ) ol_flags |= PKT_TX_QINQ_PKT; for (nb_pkt = 0; nb_pkt < nb_pkt_per_burst; nb_pkt++) { - pkt = tx_mbuf_alloc(mbp); + pkt = rte_mbuf_raw_alloc(mbp); if (pkt == NULL) { nomore_mbuf: if (nb_pkt == 0) @@ -240,7 +230,7 @@ pkt_burst_transmit(struct fwd_stream *fs) nb_segs = tx_pkt_nb_segs; pkt_len = pkt->data_len; for (i = 1; i < nb_segs; i++) { - pkt_seg->next = tx_mbuf_alloc(mbp); + pkt_seg->next = rte_mbuf_raw_alloc(mbp); if (pkt_seg->next == NULL) { pkt->nb_segs = i; rte_pktmbuf_free(pkt); diff --git a/drivers/net/bnx2x/bnx2x_rxtx.c b/drivers/net/bnx2x/bnx2x_rxtx.c index 752a5e8..55d2bd7 100644 --- a/drivers/net/bnx2x/bnx2x_rxtx.c +++ b/drivers/net/bnx2x/bnx2x_rxtx.c @@ -11,17 +11,6 @@ #include "bnx2x.h" #include "bnx2x_rxtx.h" -static inline struct rte_mbuf * -bnx2x_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check(m, 0); - - return m; -} - static const struct rte_memzone * ring_dma_zone_reserve(struct rte_eth_dev *dev, const char *ring_name, uint16_t queue_id, uint32_t ring_size, int socket_id) @@ -148,7 +137,7 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev, /* Initialize software ring entries */ rxq->rx_mbuf_alloc = 0; for (idx = 0; idx < rxq->nb_rx_desc; idx = NEXT_RX_BD(idx)) { - mbuf = bnx2x_rxmbuf_alloc(mp); + mbuf = rte_mbuf_raw_alloc(mp); if (NULL == mbuf) { PMD_RX_LOG(ERR, "RX mbuf alloc failed queue_id=%u, idx=%d", (unsigned)rxq->queue_id, idx); @@ -405,7 +394,7 @@ bnx2x_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) len = cqe_fp->pkt_len_or_gro_seg_len; pad = cqe_fp->placement_offset; - new_mb = bnx2x_rxmbuf_alloc(rxq->mb_pool); + new_mb = rte_mbuf_raw_alloc(rxq->mb_pool); if (unlikely(!new_mb)) { PMD_RX_LOG(ERR, "mbuf alloc fail fp[%02d]", fp->index); goto next_rx; diff --git a/drivers/net/e1000/em_rxtx.c b/drivers/net/e1000/em_rxtx.c index 441ccad..3d36f21 100644 --- a/drivers/net/e1000/em_rxtx.c +++ b/drivers/net/e1000/em_rxtx.c @@ -78,16 +78,6 @@ #define E1000_RXDCTL_GRAN 0x01000000 /* RXDCTL Granularity */ -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - /** * Structure associated with each descriptor of the RX ring of a RX queue. */ @@ -729,7 +719,7 @@ eth_em_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, (unsigned) rx_id, (unsigned) status, (unsigned) rte_le_to_cpu_16(rxd.length)); - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " "queue_id=%u", @@ -909,7 +899,7 @@ eth_em_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, (unsigned) rx_id, (unsigned) status, (unsigned) rte_le_to_cpu_16(rxd.length)); - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " "queue_id=%u", (unsigned) rxq->port_id, @@ -1561,7 +1551,7 @@ em_alloc_rx_queue_mbufs(struct em_rx_queue *rxq) /* Initialize software ring entries */ for (i = 0; i < rxq->nb_rx_desc; i++) { volatile struct e1000_rx_desc *rxd; - struct rte_mbuf *mbuf = rte_rxmbuf_alloc(rxq->mb_pool); + struct rte_mbuf *mbuf = rte_mbuf_raw_alloc(rxq->mb_pool); if (mbuf == NULL) { PMD_INIT_LOG(ERR, "RX mbuf alloc failed " diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c index 4a987e3..18aeead 100644 --- a/drivers/net/e1000/igb_rxtx.c +++ b/drivers/net/e1000/igb_rxtx.c @@ -79,16 +79,6 @@ PKT_TX_L4_MASK | \ PKT_TX_TCP_SEG) -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - /** * Structure associated with each descriptor of the RX ring of a RX queue. */ @@ -838,7 +828,7 @@ eth_igb_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, (unsigned) rx_id, (unsigned) staterr, (unsigned) rte_le_to_cpu_16(rxd.wb.upper.length)); - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " "queue_id=%u", (unsigned) rxq->port_id, @@ -1021,7 +1011,7 @@ eth_igb_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, (unsigned) rx_id, (unsigned) staterr, (unsigned) rte_le_to_cpu_16(rxd.wb.upper.length)); - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " "queue_id=%u", (unsigned) rxq->port_id, @@ -1957,7 +1947,7 @@ igb_alloc_rx_queue_mbufs(struct igb_rx_queue *rxq) /* Initialize software ring entries. */ for (i = 0; i < rxq->nb_rx_desc; i++) { volatile union e1000_adv_rx_desc *rxd; - struct rte_mbuf *mbuf = rte_rxmbuf_alloc(rxq->mb_pool); + struct rte_mbuf *mbuf = rte_mbuf_raw_alloc(rxq->mb_pool); if (mbuf == NULL) { PMD_INIT_LOG(ERR, "RX mbuf alloc failed " diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c index cadc34d..bbbe660 100644 --- a/drivers/net/enic/enic_main.c +++ b/drivers/net/enic/enic_main.c @@ -60,17 +60,6 @@ #include "vnic_nic.h" #include "enic_vnic_wq.h" -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - - static inline int enic_is_sriov_vf(struct enic *enic) { return enic->pdev->id.device_id == PCI_DEVICE_ID_CISCO_VIC_ENET_VF; @@ -347,7 +336,7 @@ enic_alloc_rx_queue_mbufs(struct enic *enic, struct vnic_rq *rq) rq->ring.desc_count); for (i = 0; i < rq->ring.desc_count; i++, rqd++) { - mb = rte_rxmbuf_alloc(rq->mp); + mb = rte_mbuf_raw_alloc(rq->mp); if (mb == NULL) { dev_err(enic, "RX mbuf alloc failed queue_id=%u\n", (unsigned)rq->index); diff --git a/drivers/net/enic/enic_rx.c b/drivers/net/enic/enic_rx.c index 63509e8..f92f6bc 100644 --- a/drivers/net/enic/enic_rx.c +++ b/drivers/net/enic/enic_rx.c @@ -57,16 +57,6 @@ #define rte_packet_prefetch(p) do {} while (0) #endif -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - static inline uint16_t enic_cq_rx_desc_ciflags(struct cq_enet_rq_desc *crd) { @@ -283,7 +273,7 @@ enic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, rqd_ptr = (struct rq_enet_desc *)(rq->ring.descs) + rx_id; /* allocate a new mbuf */ - nmb = rte_rxmbuf_alloc(rq->mp); + nmb = rte_mbuf_raw_alloc(rq->mp); if (nmb == NULL) { dev_err(enic, "RX mbuf alloc failed port=%u qid=%u", enic->port_id, (unsigned)rq->index); diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c index a69fde1..c833aa3 100644 --- a/drivers/net/i40e/i40e_rxtx.c +++ b/drivers/net/i40e/i40e_rxtx.c @@ -841,17 +841,6 @@ i40e_txd_enable_checksum(uint64_t ol_flags, } } -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - - return m; -} - /* Construct the tx flags */ static inline uint64_t i40e_build_ctob(uint32_t td_cmd, @@ -1225,7 +1214,7 @@ i40e_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) break; - nmb = rte_rxmbuf_alloc(rxq->mp); + nmb = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(!nmb)) break; rxd = *rxdp; @@ -1336,7 +1325,7 @@ i40e_recv_scattered_pkts(void *rx_queue, if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) break; - nmb = rte_rxmbuf_alloc(rxq->mp); + nmb = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(!nmb)) break; rxd = *rxdp; @@ -2774,7 +2763,7 @@ i40e_alloc_rx_queue_mbufs(struct i40e_rx_queue *rxq) for (i = 0; i < rxq->nb_rx_desc; i++) { volatile union i40e_rx_desc *rxd; - struct rte_mbuf *mbuf = rte_rxmbuf_alloc(rxq->mp); + struct rte_mbuf *mbuf = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(!mbuf)) { PMD_DRV_LOG(ERR, "Failed to allocate mbuf for RX"); diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c index ceaf4ab..9c6eaf2 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx.c +++ b/drivers/net/ixgbe/ixgbe_rxtx.c @@ -88,17 +88,6 @@ PKT_TX_TCP_SEG | \ PKT_TX_OUTER_IP_CKSUM) -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - - #if 1 #define RTE_PMD_USE_PREFETCH #endif @@ -1609,7 +1598,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, (unsigned) rx_id, (unsigned) staterr, (unsigned) rte_le_to_cpu_16(rxd.wb.upper.length)); - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " "queue_id=%u", (unsigned) rxq->port_id, @@ -1880,7 +1869,7 @@ next_desc: rte_le_to_cpu_16(rxd.wb.upper.length)); if (!bulk_alloc) { - nmb = rte_rxmbuf_alloc(rxq->mb_pool); + nmb = rte_mbuf_raw_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed " "port_id=%u queue_id=%u", @@ -3861,7 +3850,7 @@ ixgbe_alloc_rx_queue_mbufs(struct ixgbe_rx_queue *rxq) /* Initialize software ring entries */ for (i = 0; i < rxq->nb_rx_desc; i++) { volatile union ixgbe_adv_rx_desc *rxd; - struct rte_mbuf *mbuf = rte_rxmbuf_alloc(rxq->mb_pool); + struct rte_mbuf *mbuf = rte_mbuf_raw_alloc(rxq->mb_pool); if (mbuf == NULL) { PMD_INIT_LOG(ERR, "RX mbuf alloc failed queue_id=%u", diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c index 4f21dbe..c5d8535 100644 --- a/drivers/net/mlx4/mlx4.c +++ b/drivers/net/mlx4/mlx4.c @@ -3075,7 +3075,7 @@ mlx4_rx_burst_sp(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) * cacheline while allocating rep. */ rte_prefetch0(seg); - rep = __rte_mbuf_raw_alloc(rxq->mp); + rep = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(rep == NULL)) { /* * Unable to allocate a replacement mbuf, @@ -3274,7 +3274,7 @@ mlx4_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) if (ret == 0) break; len = ret; - rep = __rte_mbuf_raw_alloc(rxq->mp); + rep = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(rep == NULL)) { /* * Unable to allocate a replacement mbuf, diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c index 9d1380a..1832a21 100644 --- a/drivers/net/mlx5/mlx5_rxtx.c +++ b/drivers/net/mlx5/mlx5_rxtx.c @@ -929,7 +929,7 @@ mlx5_rx_burst_sp(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) * cacheline while allocating rep. */ rte_prefetch0(seg); - rep = __rte_mbuf_raw_alloc(rxq->mp); + rep = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(rep == NULL)) { /* * Unable to allocate a replacement mbuf, @@ -1125,7 +1125,7 @@ mlx5_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) break; assert(ret >= (rxq->crc_present << 2)); len = ret - (rxq->crc_present << 2); - rep = __rte_mbuf_raw_alloc(rxq->mp); + rep = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(rep == NULL)) { /* * Unable to allocate a replacement mbuf, diff --git a/drivers/net/mpipe/mpipe_tilegx.c b/drivers/net/mpipe/mpipe_tilegx.c index adcbc19..26e1424 100644 --- a/drivers/net/mpipe/mpipe_tilegx.c +++ b/drivers/net/mpipe/mpipe_tilegx.c @@ -516,7 +516,7 @@ mpipe_recv_fill_stack(struct mpipe_dev_priv *priv, int count) int i; for (i = 0; i < count; i++) { - mbuf = __rte_mbuf_raw_alloc(priv->rx_mpool); + mbuf = rte_mbuf_raw_alloc(priv->rx_mpool); if (!mbuf) break; mpipe_recv_push(priv, mbuf); @@ -1452,7 +1452,7 @@ mpipe_do_recv(struct mpipe_rx_queue *rx_queue, struct rte_mbuf **rx_pkts, MPIPE_BUF_DEBT_THRESHOLD) mpipe_local.mbuf_push_debt[in_port]++; else { - mbuf = __rte_mbuf_raw_alloc(priv->rx_mpool); + mbuf = rte_mbuf_raw_alloc(priv->rx_mpool); if (unlikely(!mbuf)) { nb_nomem++; gxio_mpipe_iqueue_drop(iqueue, idesc); diff --git a/drivers/net/qede/qede_rxtx.c b/drivers/net/qede/qede_rxtx.c index 20c1cf8..94f3c78 100644 --- a/drivers/net/qede/qede_rxtx.c +++ b/drivers/net/qede/qede_rxtx.c @@ -10,17 +10,6 @@ static bool gro_disable = 1; /* mod_param */ -static inline struct -rte_mbuf *qede_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check(m, 0); - - return m; -} - static inline int qede_alloc_rx_buffer(struct qede_rx_queue *rxq) { struct rte_mbuf *new_mb = NULL; @@ -28,7 +17,7 @@ static inline int qede_alloc_rx_buffer(struct qede_rx_queue *rxq) dma_addr_t mapping; uint16_t idx = rxq->sw_rx_prod & NUM_RX_BDS(rxq); - new_mb = qede_rxmbuf_alloc(rxq->mb_pool); + new_mb = rte_mbuf_raw_alloc(rxq->mb_pool); if (unlikely(!new_mb)) { PMD_RX_LOG(ERR, rxq, "Failed to allocate rx buffer " diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c index ef21d8e..ac6e51b 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -283,17 +283,6 @@ virtqueue_enqueue_xmit(struct virtqueue *txvq, struct rte_mbuf *cookie, vq_update_avail_ring(txvq, head_idx); } -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - - return m; -} - static void virtio_dev_vring_start(struct virtqueue *vq, int queue_type) { @@ -345,7 +334,7 @@ virtio_dev_vring_start(struct virtqueue *vq, int queue_type) vq->sw_ring[vq->vq_nentries + i] = &vq->fake_mbuf; while (!virtqueue_full(vq)) { - m = rte_rxmbuf_alloc(vq->mpool); + m = rte_mbuf_raw_alloc(vq->mpool); if (m == NULL) break; @@ -660,7 +649,7 @@ virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) /* Allocate new mbuf for the used descriptor */ error = ENOSPC; while (likely(!virtqueue_full(rxvq))) { - new_mbuf = rte_rxmbuf_alloc(rxvq->mpool); + new_mbuf = rte_mbuf_raw_alloc(rxvq->mpool); if (unlikely(new_mbuf == NULL)) { struct rte_eth_dev *dev = &rte_eth_devices[rxvq->port_id]; @@ -824,7 +813,7 @@ virtio_recv_mergeable_pkts(void *rx_queue, /* Allocate new mbuf for the used descriptor */ error = ENOSPC; while (likely(!virtqueue_full(rxvq))) { - new_mbuf = rte_rxmbuf_alloc(rxvq->mpool); + new_mbuf = rte_mbuf_raw_alloc(rxvq->mpool); if (unlikely(new_mbuf == NULL)) { struct rte_eth_dev *dev = &rte_eth_devices[rxvq->port_id]; diff --git a/drivers/net/vmxnet3/vmxnet3_rxtx.c b/drivers/net/vmxnet3/vmxnet3_rxtx.c index f084ccd..9fe8752 100644 --- a/drivers/net/vmxnet3/vmxnet3_rxtx.c +++ b/drivers/net/vmxnet3/vmxnet3_rxtx.c @@ -86,16 +86,6 @@ static void vmxnet3_rxq_dump(struct vmxnet3_rx_queue *); static void vmxnet3_txq_dump(struct vmxnet3_tx_queue *); #endif -static struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - return m; -} - #ifdef RTE_LIBRTE_VMXNET3_DEBUG_DRIVER_NOT_USED static void vmxnet3_rxq_dump(struct vmxnet3_rx_queue *rxq) @@ -544,7 +534,7 @@ vmxnet3_post_rx_bufs(vmxnet3_rx_queue_t *rxq, uint8_t ring_id) rxd = (struct Vmxnet3_RxDesc *)(ring->base + ring->next2fill); /* Allocate blank mbuf for the current Rx Descriptor */ - mbuf = rte_rxmbuf_alloc(rxq->mp); + mbuf = rte_mbuf_raw_alloc(rxq->mp); if (unlikely(mbuf == NULL)) { PMD_RX_LOG(ERR, "Error allocating mbuf"); rxq->stats.rx_buf_alloc_failure++; diff --git a/drivers/net/xenvirt/rte_eth_xenvirt.c b/drivers/net/xenvirt/rte_eth_xenvirt.c index b9638d9..1adeb5b 100644 --- a/drivers/net/xenvirt/rte_eth_xenvirt.c +++ b/drivers/net/xenvirt/rte_eth_xenvirt.c @@ -79,18 +79,6 @@ static struct rte_eth_link pmd_link = { static void eth_xenvirt_free_queues(struct rte_eth_dev *dev); -static inline struct rte_mbuf * -rte_rxmbuf_alloc(struct rte_mempool *mp) -{ - struct rte_mbuf *m; - - m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, 0); - - return m; -} - - static uint16_t eth_xenvirt_rx(void *q, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) { @@ -122,7 +110,7 @@ eth_xenvirt_rx(void *q, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) } /* allocate new mbuf for the used descriptor */ while (likely(!virtqueue_full(rxvq))) { - new_mbuf = rte_rxmbuf_alloc(rxvq->mpool); + new_mbuf = rte_mbuf_raw_alloc(rxvq->mpool); if (unlikely(new_mbuf == NULL)) { break; } @@ -293,7 +281,7 @@ eth_dev_start(struct rte_eth_dev *dev) dev->data->dev_link.link_status = ETH_LINK_UP; while (!virtqueue_full(rxvq)) { - m = rte_rxmbuf_alloc(rxvq->mpool); + m = rte_mbuf_raw_alloc(rxvq->mpool); if (m == NULL) break; /* Enqueue allocated buffers. */ diff --git a/examples/vhost/main.c b/examples/vhost/main.c index 78fd1ab..58439d5 100644 --- a/examples/vhost/main.c +++ b/examples/vhost/main.c @@ -1661,7 +1661,7 @@ txmbuf_clean_zcp(struct virtio_net *dev, struct vpool *vpool) dev->device_fh, rte_ring_count(vpool->ring)); for (index = 0; index < mbuf_count; index++) { - mbuf = __rte_mbuf_raw_alloc(vpool->pool); + mbuf = rte_mbuf_raw_alloc(vpool->pool); if (likely(MBUF_EXT_MEM(mbuf))) pktmbuf_detach_zcp(mbuf); rte_ring_sp_enqueue(vpool->ring, mbuf); @@ -1723,7 +1723,7 @@ static void mbuf_destroy_zcp(struct vpool *vpool) rte_ring_count(vpool->ring)); for (index = 0; index < mbuf_count; index++) { - mbuf = __rte_mbuf_raw_alloc(vpool->pool); + mbuf = rte_mbuf_raw_alloc(vpool->pool); if (likely(mbuf != NULL)) { if (likely(MBUF_EXT_MEM(mbuf))) pktmbuf_detach_zcp(mbuf); @@ -3127,7 +3127,7 @@ main(int argc, char *argv[]) */ for (i = 0; i < count_in_mempool; i++) { struct rte_mbuf *mbuf - = __rte_mbuf_raw_alloc( + = rte_mbuf_raw_alloc( vpool_array[index].pool); rte_ring_sp_enqueue(vpool_array[index].ring, (void *)mbuf); diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h index 529debb..7b92b88 100644 --- a/lib/librte_mbuf/rte_mbuf.h +++ b/lib/librte_mbuf/rte_mbuf.h @@ -932,20 +932,11 @@ struct rte_pktmbuf_pool_private { /** check mbuf type in debug mode */ #define __rte_mbuf_sanity_check(m, is_h) rte_mbuf_sanity_check(m, is_h) -/** check mbuf type in debug mode if mbuf pointer is not null */ -#define __rte_mbuf_sanity_check_raw(m, is_h) do { \ - if ((m) != NULL) \ - rte_mbuf_sanity_check(m, is_h); \ -} while (0) - #else /* RTE_LIBRTE_MBUF_DEBUG */ /** check mbuf type in debug mode */ #define __rte_mbuf_sanity_check(m, is_h) do { } while (0) -/** check mbuf type in debug mode if mbuf pointer is not null */ -#define __rte_mbuf_sanity_check_raw(m, is_h) do { } while (0) - #endif /* RTE_LIBRTE_MBUF_DEBUG */ #ifdef RTE_MBUF_REFCNT_ATOMIC @@ -1058,9 +1049,12 @@ void rte_mbuf_sanity_check(const struct rte_mbuf *m, int is_header); /** - * @internal Allocate a new mbuf from mempool *mp*. - * The use of that function is reserved for RTE internal needs. - * Please use rte_pktmbuf_alloc(). + * Allocate an unitialized mbuf from mempool *mp*. + * + * This function can be used by PMDs (especially in RX functions) to + * allocate an unitialized mbuf. The driver is responsible of + * initializing all the required fields. See rte_pktmbuf_reset(). + * For standard needs, prefer rte_pktmbuf_alloc(). * * @param mp * The mempool from which mbuf is allocated. @@ -1068,18 +1062,28 @@ rte_mbuf_sanity_check(const struct rte_mbuf *m, int is_header); * - The pointer to the new mbuf on success. * - NULL if allocation failed. */ -static inline struct rte_mbuf *__rte_mbuf_raw_alloc(struct rte_mempool *mp) +static inline struct rte_mbuf *rte_mbuf_raw_alloc(struct rte_mempool *mp) { struct rte_mbuf *m; void *mb = NULL; + if (rte_mempool_get(mp, &mb) < 0) return NULL; m = (struct rte_mbuf *)mb; RTE_ASSERT(rte_mbuf_refcnt_read(m) == 0); rte_mbuf_refcnt_set(m, 1); + __rte_mbuf_sanity_check(m, 0); + return m; } +/* compat with older versions */ +__rte_deprecated static inline struct rte_mbuf * +__rte_mbuf_raw_alloc(struct rte_mempool *mp) +{ + return rte_mbuf_raw_alloc(mp); +} + /** * @internal Put mbuf back into its original mempool. * The use of that function is reserved for RTE internal needs. @@ -1343,7 +1347,7 @@ static inline void rte_pktmbuf_reset(struct rte_mbuf *m) static inline struct rte_mbuf *rte_pktmbuf_alloc(struct rte_mempool *mp) { struct rte_mbuf *m; - if ((m = __rte_mbuf_raw_alloc(mp)) != NULL) + if ((m = rte_mbuf_raw_alloc(mp)) != NULL) rte_pktmbuf_reset(m); return m; } -- 2.8.0.rc3