numam-dpdk/drivers/net/virtio/virtio_rxtx.h
Thibaut Collet 6958e40dbc net/virtio: fix Rx stats with vectorized functions
With vectorized functions, only the rx stats for number of packets is
incremented.
Update also the other statistics.
Performance impact is about 2%

Fixes: fc3d66212f ("virtio: add vector Rx")
Cc: stable@dpdk.org

Signed-off-by: Thibaut Collet <thibaut.collet@6wind.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
2019-10-07 15:00:57 +02:00

66 lines
1.8 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2015 Intel Corporation
*/
#ifndef _VIRTIO_RXTX_H_
#define _VIRTIO_RXTX_H_
#define RTE_PMD_VIRTIO_RX_MAX_BURST 64
struct virtnet_stats {
uint64_t packets;
uint64_t bytes;
uint64_t errors;
uint64_t multicast;
uint64_t broadcast;
/* Size bins in array as RFC 2819, undersized [0], 64 [1], etc */
uint64_t size_bins[8];
};
struct virtnet_rx {
struct virtqueue *vq;
/* dummy mbuf, for wraparound when processing RX ring. */
struct rte_mbuf fake_mbuf;
uint64_t mbuf_initializer; /**< value to init mbufs. */
struct rte_mempool *mpool; /**< mempool for mbuf allocation */
uint16_t queue_id; /**< DPDK queue index. */
uint16_t port_id; /**< Device port identifier. */
/* Statistics */
struct virtnet_stats stats;
const struct rte_memzone *mz; /**< mem zone to populate RX ring. */
};
struct virtnet_tx {
struct virtqueue *vq;
/**< memzone to populate hdr. */
const struct rte_memzone *virtio_net_hdr_mz;
rte_iova_t virtio_net_hdr_mem; /**< hdr for each xmit packet */
uint16_t queue_id; /**< DPDK queue index. */
uint16_t port_id; /**< Device port identifier. */
/* Statistics */
struct virtnet_stats stats;
const struct rte_memzone *mz; /**< mem zone to populate TX ring. */
};
struct virtnet_ctl {
struct virtqueue *vq;
/**< memzone to populate hdr. */
const struct rte_memzone *virtio_net_hdr_mz;
rte_iova_t virtio_net_hdr_mem; /**< hdr for each xmit packet */
uint16_t port_id; /**< Device port identifier. */
const struct rte_memzone *mz; /**< mem zone to populate CTL ring. */
rte_spinlock_t lock; /**< spinlock for control queue. */
};
int virtio_rxq_vec_setup(struct virtnet_rx *rxvq);
void virtio_update_packet_stats(struct virtnet_stats *stats,
struct rte_mbuf *mbuf);
#endif /* _VIRTIO_RXTX_H_ */