From 25fd944a088b4bcadf699f46c66d5042af9a5242 Mon Sep 17 00:00:00 2001 From: Shesha Sreenivasamurthy Date: Mon, 11 Apr 2016 22:52:48 -0700 Subject: VHOST counters reversed VHOST counters are reversed. RX packet count are shown as TX and vise-versa in "show hardware" statistics. Change-Id: Ie1d41f1f0845edf495cdf34ca65466fc307940c6 Signed-off-by: Shesha Sreenivasamurthy --- vnet/vnet/devices/dpdk/device.c | 6 ++++-- vnet/vnet/devices/dpdk/dpdk_priv.h | 11 ++++++----- 2 files changed, 10 insertions(+), 7 deletions(-) diff --git a/vnet/vnet/devices/dpdk/device.c b/vnet/vnet/devices/dpdk/device.c index b7fb4be3b40..748fb829115 100644 --- a/vnet/vnet/devices/dpdk/device.c +++ b/vnet/vnet/devices/dpdk/device.c @@ -321,11 +321,12 @@ u32 tx_burst_vector_internal (vlib_main_t * vm, (uint16_t) (tx_head-tx_tail)); if (PREDICT_TRUE(rv > 0)) { - dpdk_vu_vring *vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); + dpdk_vu_vring *vring = &(xd->vu_intf->vrings[offset + VIRTIO_TXQ]); vring->packets += rv; vring->bytes += bytes; if (dpdk_vhost_user_want_interrupt(xd, offset + VIRTIO_RXQ)) { + vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); vring->n_since_last_int += rv; f64 now = vlib_time_now (vm); @@ -358,11 +359,12 @@ u32 tx_burst_vector_internal (vlib_main_t * vm, if (PREDICT_TRUE(rv > 0)) { - dpdk_vu_vring *vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); + dpdk_vu_vring *vring = &(xd->vu_intf->vrings[offset + VIRTIO_TXQ]); vring->packets += rv; vring->bytes += bytes; if (dpdk_vhost_user_want_interrupt(xd, offset + VIRTIO_RXQ)) { + vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); vring->n_since_last_int += rv; f64 now = vlib_time_now (vm); diff --git a/vnet/vnet/devices/dpdk/dpdk_priv.h b/vnet/vnet/devices/dpdk/dpdk_priv.h index 2e4909f99b8..e284503eff2 100644 --- a/vnet/vnet/devices/dpdk/dpdk_priv.h +++ b/vnet/vnet/devices/dpdk/dpdk_priv.h @@ -105,12 +105,10 @@ dpdk_rx_burst ( dpdk_main_t * dm, dpdk_device_t * xd, u16 queue_id) f64 now = vlib_time_now (vm); - dpdk_vu_vring *vring = &(xd->vu_intf->vrings[offset + VIRTIO_TXQ]); - vring->packets += n_buffers; - vring->bytes += bytes; - + dpdk_vu_vring *vring = NULL; /* send pending interrupts if needed */ if (dpdk_vhost_user_want_interrupt(xd, offset + VIRTIO_TXQ)) { + vring = &(xd->vu_intf->vrings[offset + VIRTIO_TXQ]); vring->n_since_last_int += n_buffers; if ((vring->n_since_last_int && (vring->int_deadline < now)) @@ -118,8 +116,11 @@ dpdk_rx_burst ( dpdk_main_t * dm, dpdk_device_t * xd, u16 queue_id) dpdk_vhost_user_send_interrupt(vm, xd, offset + VIRTIO_TXQ); } + vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); + vring->packets += n_buffers; + vring->bytes += bytes; + if (dpdk_vhost_user_want_interrupt(xd, offset + VIRTIO_RXQ)) { - vring = &(xd->vu_intf->vrings[offset + VIRTIO_RXQ]); if (vring->n_since_last_int && (vring->int_deadline < now)) dpdk_vhost_user_send_interrupt(vm, xd, offset + VIRTIO_RXQ); } -- cgit 1.2.3-korg