From: Marcin Baran <marcinx.baran@intel.com>
To: dev@dpdk.org, bruce.richardson@intel.com
Cc: Pawel Modrak <pawelx.modrak@intel.com>,
Marcin Baran <marcinx.baran@intel.com>
Subject: [dpdk-dev] [PATCH v4 4/6] examples/ioat: add two threads configuration
Date: Thu, 19 Sep 2019 11:38:48 +0200 [thread overview]
Message-ID: <20190919093850.460-5-marcinx.baran@intel.com> (raw)
In-Reply-To: <20190919093850.460-1-marcinx.baran@intel.com>
From: Pawel Modrak <pawelx.modrak@intel.com>
Added possibility to use two lcores: first for
packet receiving and copying, second for packets
sending.
Signed-off-by: Pawel Modrak <pawelx.modrak@intel.com>
Signed-off-by: Marcin Baran <marcinx.baran@intel.com>
---
examples/ioat/ioatfwd.c | 92 ++++++++++++++++++++++++++++++-----------
1 file changed, 67 insertions(+), 25 deletions(-)
diff --git a/examples/ioat/ioatfwd.c b/examples/ioat/ioatfwd.c
index c66ce7e49..4c51db6bd 100644
--- a/examples/ioat/ioatfwd.c
+++ b/examples/ioat/ioatfwd.c
@@ -161,7 +161,6 @@ ioat_enqueue_packets(struct rte_mbuf **pkts,
rte_mempool_put_bulk(ioat_pktmbuf_pool, (void *)&pkts_copy[i],
nb_rx - i);
-
return ret;
}
@@ -226,8 +225,8 @@ ioat_tx_port(struct rxtx_port_config *tx_config)
struct rte_mbuf *mbufs_dst[MAX_PKT_BURST];
if (copy_mode == COPY_MODE_IOAT_NUM) {
- /* Deque the mbufs from IOAT device. */
for (i = 0; i < tx_config->nb_queues; i++) {
+ /* Deque the mbufs from IOAT device. */
nb_dq = rte_ioat_completed_copies(
tx_config->ioat_ids[i], MAX_PKT_BURST,
(void *)mbufs_src, (void *)mbufs_dst);
@@ -256,31 +255,64 @@ ioat_tx_port(struct rxtx_port_config *tx_config)
nb_dq - nb_tx);
}
} else {
- /* Deque the mbufs from rx_to_tx_ring. */
- nb_dq = rte_ring_dequeue_burst(tx_config->rx_to_tx_ring,
- (void *)mbufs_dst, MAX_PKT_BURST, NULL);
-
- if (nb_dq == 0)
- return;
-
- /* Update macs if enabled */
- if (mac_updating) {
- for (i = 0; i < nb_dq; i++)
- update_mac_addrs(mbufs_dst[i],
- tx_config->rxtx_port);
- }
+ for (i = 0; i < tx_config->nb_queues; i++) {
+ /* Deque the mbufs from IOAT device. */
+ nb_dq = rte_ring_dequeue_burst(tx_config->rx_to_tx_ring,
+ (void *)mbufs_dst, MAX_PKT_BURST, NULL);
- const uint16_t nb_tx = rte_eth_tx_burst(tx_config->rxtx_port,
- 0, (void *)mbufs_dst, nb_dq);
+ if (nb_dq == 0)
+ return;
- /* Free any unsent packets. */
- if (unlikely(nb_tx < nb_dq))
- rte_mempool_put_bulk(ioat_pktmbuf_pool,
- (void *)&mbufs_dst[nb_tx],
- nb_dq - nb_tx);
+ /* Update macs if enabled */
+ if (mac_updating) {
+ for (j = 0; j < nb_dq; j++)
+ update_mac_addrs(mbufs_dst[j],
+ tx_config->rxtx_port);
+ }
+
+ const uint16_t nb_tx =
+ rte_eth_tx_burst(tx_config->rxtx_port, 0,
+ (void *)mbufs_dst, nb_dq);
+
+ /* Free any unsent packets. */
+ if (unlikely(nb_tx < nb_dq))
+ rte_mempool_put_bulk(ioat_pktmbuf_pool,
+ (void *)&mbufs_dst[nb_tx],
+ nb_dq - nb_tx);
+ }
}
}
+/* Main rx processing loop for IOAT rawdev. */
+static void
+rx_main_loop(void)
+{
+ uint16_t i;
+ uint16_t nb_ports = cfg.nb_ports;
+
+ RTE_LOG(INFO, IOAT, "Entering main rx loop for copy on lcore %u\n",
+ rte_lcore_id());
+
+ while (!force_quit)
+ for (i = 0; i < nb_ports; i++)
+ ioat_rx_port(&cfg.ports[i]);
+}
+
+/* Main tx processing loop for hardware copy. */
+static void
+tx_main_loop(void)
+{
+ uint16_t i;
+ uint16_t nb_ports = cfg.nb_ports;
+
+ RTE_LOG(INFO, IOAT, "Entering main tx loop for copy on lcore %u\n",
+ rte_lcore_id());
+
+ while (!force_quit)
+ for (i = 0; i < nb_ports; i++)
+ ioat_tx_port(&cfg.ports[i]);
+}
+
/* Main rx and tx loop if only one slave lcore available */
static void
rxtx_main_loop(void)
@@ -305,9 +337,19 @@ static void start_forwarding_cores(void)
RTE_LOG(INFO, IOAT, "Entering %s on lcore %u\n",
__func__, rte_lcore_id());
- lcore_id = rte_get_next_lcore(lcore_id, true, true);
- rte_eal_remote_launch((lcore_function_t *)rxtx_main_loop,
- NULL, lcore_id);
+ if (cfg.nb_lcores == 1) {
+ lcore_id = rte_get_next_lcore(lcore_id, true, true);
+ rte_eal_remote_launch((lcore_function_t *)rxtx_main_loop,
+ NULL, lcore_id);
+ } else if (cfg.nb_lcores > 1) {
+ lcore_id = rte_get_next_lcore(lcore_id, true, true);
+ rte_eal_remote_launch((lcore_function_t *)rx_main_loop,
+ NULL, lcore_id);
+
+ lcore_id = rte_get_next_lcore(lcore_id, true, true);
+ rte_eal_remote_launch((lcore_function_t *)tx_main_loop, NULL,
+ lcore_id);
+ }
}
/* Display usage */
--
2.22.0.windows.1
next prev parent reply other threads:[~2019-09-19 9:39 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-09 8:29 [dpdk-dev] [PATCH] examples/ioat: create sample app on ioat driver usage Marcin Baran
2019-09-09 13:12 ` Aaron Conole
2019-09-09 13:58 ` Bruce Richardson
2019-09-12 9:52 ` Bruce Richardson
2019-09-12 12:18 ` Baran, MarcinX
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 0/6] examples/ioat: " Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 1/6] examples/ioat: create " Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 2/6] examples/ioat: add software copy support Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 3/6] examples/ioat: add rawdev copy mode support Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 4/6] examples/ioat: add two threads configuration Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 5/6] examples/ioat: add stats printing for each port Marcin Baran
2019-09-13 14:39 ` [dpdk-dev] [PATCH v2 6/6] doc/guides/: provide IOAT sample app guide Marcin Baran
2019-09-13 18:45 ` [dpdk-dev] [PATCH v2 0/6] examples/ioat: sample app on ioat driver usage Aaron Conole
2019-09-16 9:42 ` Baran, MarcinX
2019-09-19 9:19 ` Aaron Conole
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 " Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 1/6] examples/ioat: create " Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 2/6] examples/ioat: add software copy support Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 3/6] examples/ioat: add rawdev copy mode support Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 4/6] examples/ioat: add two threads configuration Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 5/6] examples/ioat: add stats printing for each port Marcin Baran
2019-09-18 9:11 ` [dpdk-dev] [PATCH v3 6/6] doc/guides/: provide IOAT sample app guide Marcin Baran
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 0/6] examples/ioat: sample app on ioat driver usage Marcin Baran
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 1/6] examples/ioat: create " Marcin Baran
2019-09-19 14:44 ` Bruce Richardson
2019-09-19 14:46 ` Baran, MarcinX
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 2/6] examples/ioat: add software copy support Marcin Baran
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 3/6] examples/ioat: add rawdev copy mode support Marcin Baran
2019-09-19 9:38 ` Marcin Baran [this message]
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 5/6] examples/ioat: add stats printing for each port Marcin Baran
2019-09-19 9:38 ` [dpdk-dev] [PATCH v4 6/6] doc/guides/: provide IOAT sample app guide Marcin Baran
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 0/6] examples/ioat: sample app on ioat driver usage Marcin Baran
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 1/6] examples/ioat: create " Marcin Baran
2019-09-27 9:58 ` Bruce Richardson
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 2/6] examples/ioat: add software copy support Marcin Baran
2019-09-27 10:01 ` Bruce Richardson
2019-09-27 14:01 ` Baran, MarcinX
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 3/6] examples/ioat: add rawdev copy mode support Marcin Baran
2019-09-27 10:05 ` Bruce Richardson
2019-09-27 14:03 ` Baran, MarcinX
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 4/6] examples/ioat: add two threads configuration Marcin Baran
2019-09-27 10:08 ` Bruce Richardson
2019-09-27 14:03 ` Baran, MarcinX
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 5/6] examples/ioat: add stats printing for each port Marcin Baran
2019-09-27 10:12 ` Bruce Richardson
2019-09-27 14:04 ` Baran, MarcinX
2019-09-20 7:37 ` [dpdk-dev] [PATCH v5 6/6] doc/guides/: provide IOAT sample app guide Marcin Baran
2019-09-27 10:36 ` Bruce Richardson
2019-09-27 14:14 ` Baran, MarcinX
2019-09-27 10:37 ` Bruce Richardson
2019-09-27 11:01 ` Bruce Richardson
2019-09-27 14:51 ` Baran, MarcinX
2019-09-27 15:00 ` Bruce Richardson
2019-09-27 15:16 ` Baran, MarcinX
2019-09-27 13:22 ` Bruce Richardson
2019-09-27 15:13 ` Baran, MarcinX
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 0/6] examples/ioat: sample app on ioat driver usage Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 1/6] examples/ioat: create " Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 2/6] examples/ioat: add software copy support Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 3/6] examples/ioat: add rawdev copy mode support Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 4/6] examples/ioat: add two threads configuration Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 5/6] examples/ioat: add stats printing for each port Marcin Baran
2019-09-30 7:50 ` [dpdk-dev] [PATCH v6 6/6] doc/guides/: provide IOAT sample app guide Marcin Baran
2019-10-03 9:48 ` [dpdk-dev] [PATCH v6 0/6] examples/ioat: sample app on ioat driver usage Bruce Richardson
2019-10-04 17:16 ` Kevin Traynor
2019-10-07 11:10 ` Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 0/6] examples/ioat: sample app for ioat driver Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 1/6] examples/ioat: new " Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 2/6] examples/ioat: add software copy support Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 3/6] examples/ioat: add rawdev copy mode support Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 4/6] examples/ioat: add two threads configuration Bruce Richardson
2019-10-27 17:04 ` Thomas Monjalon
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 5/6] examples/ioat: add stats printing for each port Bruce Richardson
2019-10-07 11:08 ` [dpdk-dev] [PATCH v7 6/6] doc/guides/: provide IOAT sample app guide Bruce Richardson
2019-10-27 17:07 ` Thomas Monjalon
2019-10-27 17:07 ` [dpdk-dev] [PATCH v7 0/6] examples/ioat: sample app for ioat driver Thomas Monjalon
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