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-rw-r--r--examples/vhost/main.c71
1 files changed, 22 insertions, 49 deletions
diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index 89a61f0e..60d862b4 100644
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -1,34 +1,5 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2017 Intel Corporation
*/
#include <arpa/inet.h>
@@ -145,21 +116,23 @@ static struct rte_eth_conf vmdq_conf_default = {
.rxmode = {
.mq_mode = ETH_MQ_RX_VMDQ_ONLY,
.split_hdr_size = 0,
- .header_split = 0, /**< Header Split disabled */
- .hw_ip_checksum = 0, /**< IP checksum offload disabled */
- .hw_vlan_filter = 0, /**< VLAN filtering disabled */
+ .ignore_offload_bitfield = 1,
/*
- * It is necessary for 1G NIC such as I350,
+ * VLAN strip is necessary for 1G NIC such as I350,
* this fixes bug of ipv4 forwarding in guest can't
* forward pakets from one virtio dev to another virtio dev.
*/
- .hw_vlan_strip = 1, /**< VLAN strip enabled. */
- .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
- .hw_strip_crc = 1, /**< CRC stripped by hardware */
+ .offloads = (DEV_RX_OFFLOAD_CRC_STRIP |
+ DEV_RX_OFFLOAD_VLAN_STRIP),
},
.txmode = {
.mq_mode = ETH_MQ_TX_NONE,
+ .offloads = (DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_MULTI_SEGS |
+ DEV_TX_OFFLOAD_TCP_TSO),
},
.rx_adv_conf = {
/*
@@ -176,6 +149,7 @@ static struct rte_eth_conf vmdq_conf_default = {
},
};
+
static unsigned lcore_ids[RTE_MAX_LCORE];
static uint16_t ports[RTE_MAX_ETHPORTS];
static unsigned num_ports = 0; /**< The number of ports specified in command line */
@@ -279,18 +253,10 @@ port_init(uint16_t port)
/* The max pool number from dev_info will be used to validate the pool number specified in cmd line */
rte_eth_dev_info_get (port, &dev_info);
- if (dev_info.max_rx_queues > MAX_QUEUES) {
- rte_exit(EXIT_FAILURE,
- "please define MAX_QUEUES no less than %u in %s\n",
- dev_info.max_rx_queues, __FILE__);
- }
-
rxconf = &dev_info.default_rxconf;
txconf = &dev_info.default_txconf;
rxconf->rx_drop_en = 1;
-
- /* Enable vlan offload */
- txconf->txq_flags &= ~ETH_TXQ_FLAGS_NOVLANOFFL;
+ txconf->txq_flags = ETH_TXQ_FLAGS_IGNORE;
/*configure the number of supported virtio devices based on VMDQ limits */
num_devices = dev_info.max_vmdq_pools;
@@ -331,6 +297,9 @@ port_init(uint16_t port)
if (port >= rte_eth_dev_count()) return -1;
rx_rings = (uint16_t)dev_info.max_rx_queues;
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ port_conf.txmode.offloads |=
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE;
/* Configure ethernet device. */
retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf);
if (retval != 0) {
@@ -353,6 +322,7 @@ port_init(uint16_t port)
}
/* Setup the queues. */
+ rxconf->offloads = port_conf.rxmode.offloads;
for (q = 0; q < rx_rings; q ++) {
retval = rte_eth_rx_queue_setup(port, q, rx_ring_size,
rte_eth_dev_socket_id(port),
@@ -365,6 +335,7 @@ port_init(uint16_t port)
return retval;
}
}
+ txconf->offloads = port_conf.txmode.offloads;
for (q = 0; q < tx_rings; q ++) {
retval = rte_eth_tx_queue_setup(port, q, tx_ring_size,
rte_eth_dev_socket_id(port),
@@ -624,7 +595,8 @@ us_vhost_parse_args(int argc, char **argv)
} else {
mergeable = !!ret;
if (ret) {
- vmdq_conf_default.rxmode.jumbo_frame = 1;
+ vmdq_conf_default.rxmode.offloads |=
+ DEV_RX_OFFLOAD_JUMBO_FRAME;
vmdq_conf_default.rxmode.max_rx_pkt_len
= JUMBO_FRAME_MAX_SIZE;
}
@@ -964,7 +936,8 @@ virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m, uint16_t vlan_tag)
struct vhost_dev *vdev2;
TAILQ_FOREACH(vdev2, &vhost_dev_list, global_vdev_entry) {
- virtio_xmit(vdev2, vdev, m);
+ if (vdev2 != vdev)
+ virtio_xmit(vdev2, vdev, m);
}
goto queue2nic;
}