diff options
Diffstat (limited to 'src/spdk/dpdk/app/test-pipeline')
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/Makefile | 33 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/config.c | 231 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/init.c | 257 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/main.c | 157 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/main.h | 130 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/meson.build | 14 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/pipeline_acl.c | 249 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/pipeline_hash.c | 469 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/pipeline_lpm.c | 173 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/pipeline_lpm_ipv6.c | 171 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/pipeline_stub.c | 135 | ||||
-rw-r--r-- | src/spdk/dpdk/app/test-pipeline/runtime.c | 155 |
12 files changed, 2174 insertions, 0 deletions
diff --git a/src/spdk/dpdk/app/test-pipeline/Makefile b/src/spdk/dpdk/app/test-pipeline/Makefile new file mode 100644 index 000000000..fc3a50440 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/Makefile @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2010-2015 Intel Corporation + +include $(RTE_SDK)/mk/rte.vars.mk + +ifeq ($(CONFIG_RTE_LIBRTE_PIPELINE),y) + +# +# library name +# +APP = testpipeline + +CFLAGS += -O3 +CFLAGS += $(WERROR_FLAGS) + +# +# all source are stored in SRCS-y +# +SRCS-y := main.c +SRCS-y += config.c +SRCS-y += init.c +SRCS-y += runtime.c +SRCS-y += pipeline_stub.c +SRCS-y += pipeline_hash.c +SRCS-y += pipeline_lpm.c +SRCS-y += pipeline_lpm_ipv6.c + +# include ACL lib if available +SRCS-$(CONFIG_RTE_LIBRTE_ACL) += pipeline_acl.c + +include $(RTE_SDK)/mk/rte.app.mk + +endif diff --git a/src/spdk/dpdk/app/test-pipeline/config.c b/src/spdk/dpdk/app/test-pipeline/config.c new file mode 100644 index 000000000..33f3f1c82 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/config.c @@ -0,0 +1,231 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <sys/types.h> +#include <string.h> +#include <sys/queue.h> +#include <stdarg.h> +#include <errno.h> +#include <getopt.h> + +#include <rte_common.h> +#include <rte_byteorder.h> +#include <rte_log.h> +#include <rte_memory.h> +#include <rte_memcpy.h> +#include <rte_eal.h> +#include <rte_per_lcore.h> +#include <rte_launch.h> +#include <rte_atomic.h> +#include <rte_cycles.h> +#include <rte_prefetch.h> +#include <rte_lcore.h> +#include <rte_branch_prediction.h> +#include <rte_interrupts.h> +#include <rte_pci.h> +#include <rte_random.h> +#include <rte_debug.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_mempool.h> +#include <rte_mbuf.h> +#include <rte_ip.h> +#include <rte_tcp.h> +#include <rte_lpm.h> +#include <rte_lpm6.h> +#include <rte_string_fns.h> + +#include "main.h" + +static const char usage[] = "\n"; + +void +app_print_usage(void) +{ + printf(usage); +} + +static int +app_parse_port_mask(const char *arg) +{ + char *end = NULL; + uint64_t port_mask; + uint32_t i; + + if (arg[0] == '\0') + return -1; + + port_mask = strtoul(arg, &end, 16); + if ((end == NULL) || (*end != '\0')) + return -2; + + if (port_mask == 0) + return -3; + + app.n_ports = 0; + for (i = 0; i < 64; i++) { + if ((port_mask & (1LLU << i)) == 0) + continue; + + if (app.n_ports >= APP_MAX_PORTS) + return -4; + + app.ports[app.n_ports] = i; + app.n_ports++; + } + + if (!rte_is_power_of_2(app.n_ports)) + return -5; + + return 0; +} + +struct { + const char *name; + uint32_t value; +} app_args_table[] = { + {"none", e_APP_PIPELINE_NONE}, + {"stub", e_APP_PIPELINE_STUB}, + {"hash-8-ext", e_APP_PIPELINE_HASH_KEY8_EXT}, + {"hash-8-lru", e_APP_PIPELINE_HASH_KEY8_LRU}, + {"hash-16-ext", e_APP_PIPELINE_HASH_KEY16_EXT}, + {"hash-16-lru", e_APP_PIPELINE_HASH_KEY16_LRU}, + {"hash-32-ext", e_APP_PIPELINE_HASH_KEY32_EXT}, + {"hash-32-lru", e_APP_PIPELINE_HASH_KEY32_LRU}, + {"hash-spec-8-ext", e_APP_PIPELINE_HASH_SPEC_KEY8_EXT}, + {"hash-spec-8-lru", e_APP_PIPELINE_HASH_SPEC_KEY8_LRU}, + {"hash-spec-16-ext", e_APP_PIPELINE_HASH_SPEC_KEY16_EXT}, + {"hash-spec-16-lru", e_APP_PIPELINE_HASH_SPEC_KEY16_LRU}, + {"hash-spec-32-ext", e_APP_PIPELINE_HASH_SPEC_KEY32_EXT}, + {"hash-spec-32-lru", e_APP_PIPELINE_HASH_SPEC_KEY32_LRU}, + {"acl", e_APP_PIPELINE_ACL}, + {"lpm", e_APP_PIPELINE_LPM}, + {"lpm-ipv6", e_APP_PIPELINE_LPM_IPV6}, + {"hash-cuckoo-8", e_APP_PIPELINE_HASH_CUCKOO_KEY8}, + {"hash-cuckoo-16", e_APP_PIPELINE_HASH_CUCKOO_KEY16}, + {"hash-cuckoo-32", e_APP_PIPELINE_HASH_CUCKOO_KEY32}, + {"hash-cuckoo-48", e_APP_PIPELINE_HASH_CUCKOO_KEY48}, + {"hash-cuckoo-64", e_APP_PIPELINE_HASH_CUCKOO_KEY64}, + {"hash-cuckoo-80", e_APP_PIPELINE_HASH_CUCKOO_KEY80}, + {"hash-cuckoo-96", e_APP_PIPELINE_HASH_CUCKOO_KEY96}, + {"hash-cuckoo-112", e_APP_PIPELINE_HASH_CUCKOO_KEY112}, + {"hash-cuckoo-128", e_APP_PIPELINE_HASH_CUCKOO_KEY128}, +}; + +int +app_parse_args(int argc, char **argv) +{ + int opt, ret; + char **argvopt; + int option_index; + char *prgname = argv[0]; + static struct option lgopts[] = { + {"none", 0, 0, 0}, + {"stub", 0, 0, 0}, + {"hash-8-ext", 0, 0, 0}, + {"hash-8-lru", 0, 0, 0}, + {"hash-16-ext", 0, 0, 0}, + {"hash-16-lru", 0, 0, 0}, + {"hash-32-ext", 0, 0, 0}, + {"hash-32-lru", 0, 0, 0}, + {"hash-spec-8-ext", 0, 0, 0}, + {"hash-spec-8-lru", 0, 0, 0}, + {"hash-spec-16-ext", 0, 0, 0}, + {"hash-spec-16-lru", 0, 0, 0}, + {"hash-spec-32-ext", 0, 0, 0}, + {"hash-spec-32-lru", 0, 0, 0}, + {"acl", 0, 0, 0}, + {"lpm", 0, 0, 0}, + {"lpm-ipv6", 0, 0, 0}, + {"hash-cuckoo-8", 0, 0, 0}, + {"hash-cuckoo-16", 0, 0, 0}, + {"hash-cuckoo-32", 0, 0, 0}, + {"hash-cuckoo-48", 0, 0, 0}, + {"hash-cuckoo-64", 0, 0, 0}, + {"hash-cuckoo-80", 0, 0, 0}, + {"hash-cuckoo-96", 0, 0, 0}, + {"hash-cuckoo-112", 0, 0, 0}, + {"hash-cuckoo-128", 0, 0, 0}, + {NULL, 0, 0, 0} + }; + uint32_t lcores[3], n_lcores, lcore_id, pipeline_type_provided; + + /* EAL args */ + n_lcores = 0; + for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { + if (rte_lcore_is_enabled(lcore_id) == 0) + continue; + + if (n_lcores >= 3) { + RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); + app_print_usage(); + return -1; + } + + lcores[n_lcores] = lcore_id; + n_lcores++; + } + + if (n_lcores != 3) { + RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); + app_print_usage(); + return -1; + } + + app.core_rx = lcores[0]; + app.core_worker = lcores[1]; + app.core_tx = lcores[2]; + + /* Non-EAL args */ + argvopt = argv; + + app.pipeline_type = e_APP_PIPELINE_HASH_KEY16_LRU; + pipeline_type_provided = 0; + + while ((opt = getopt_long(argc, argvopt, "p:", + lgopts, &option_index)) != EOF) { + switch (opt) { + case 'p': + if (app_parse_port_mask(optarg) < 0) { + app_print_usage(); + return -1; + } + break; + + case 0: /* long options */ + if (!pipeline_type_provided) { + uint32_t i; + + for (i = 0; i < e_APP_PIPELINES; i++) { + if (!strcmp(lgopts[option_index].name, + app_args_table[i].name)) { + app.pipeline_type = + app_args_table[i].value; + pipeline_type_provided = 1; + break; + } + } + + break; + } + + app_print_usage(); + return -1; + + default: + return -1; + } + } + + if (optind >= 0) + argv[optind - 1] = prgname; + + ret = optind - 1; + optind = 1; /* reset getopt lib */ + return ret; +} diff --git a/src/spdk/dpdk/app/test-pipeline/init.c b/src/spdk/dpdk/app/test-pipeline/init.c new file mode 100644 index 000000000..67d54ae05 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/init.c @@ -0,0 +1,257 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2014 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <sys/types.h> +#include <string.h> +#include <sys/queue.h> +#include <stdarg.h> +#include <errno.h> +#include <getopt.h> + +#include <rte_common.h> +#include <rte_byteorder.h> +#include <rte_log.h> +#include <rte_memory.h> +#include <rte_memcpy.h> +#include <rte_eal.h> +#include <rte_per_lcore.h> +#include <rte_launch.h> +#include <rte_atomic.h> +#include <rte_cycles.h> +#include <rte_prefetch.h> +#include <rte_lcore.h> +#include <rte_branch_prediction.h> +#include <rte_interrupts.h> +#include <rte_pci.h> +#include <rte_random.h> +#include <rte_debug.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_ring.h> +#include <rte_mempool.h> +#include <rte_mbuf.h> +#include <rte_string_fns.h> +#include <rte_ip.h> +#include <rte_tcp.h> +#include <rte_lpm.h> +#include <rte_lpm6.h> + +#include "main.h" + +struct app_params app = { + /* Ports*/ + .n_ports = APP_MAX_PORTS, + .port_rx_ring_size = 128, + .port_tx_ring_size = 512, + + /* Rings */ + .ring_rx_size = 128, + .ring_tx_size = 128, + + /* Buffer pool */ + .pool_buffer_size = 2048 + RTE_PKTMBUF_HEADROOM, + .pool_size = 32 * 1024, + .pool_cache_size = 256, + + /* Burst sizes */ + .burst_size_rx_read = 64, + .burst_size_rx_write = 64, + .burst_size_worker_read = 64, + .burst_size_worker_write = 64, + .burst_size_tx_read = 64, + .burst_size_tx_write = 64, +}; + +static struct rte_eth_conf port_conf = { + .rxmode = { + .split_hdr_size = 0, + .offloads = DEV_RX_OFFLOAD_CHECKSUM, + }, + .rx_adv_conf = { + .rss_conf = { + .rss_key = NULL, + .rss_hf = ETH_RSS_IP, + }, + }, + .txmode = { + .mq_mode = ETH_MQ_TX_NONE, + }, +}; + +static struct rte_eth_rxconf rx_conf = { + .rx_thresh = { + .pthresh = 8, + .hthresh = 8, + .wthresh = 4, + }, + .rx_free_thresh = 64, + .rx_drop_en = 0, +}; + +static struct rte_eth_txconf tx_conf = { + .tx_thresh = { + .pthresh = 36, + .hthresh = 0, + .wthresh = 0, + }, + .tx_free_thresh = 0, + .tx_rs_thresh = 0, +}; + +static void +app_init_mbuf_pools(void) +{ + /* Init the buffer pool */ + RTE_LOG(INFO, USER1, "Creating the mbuf pool ...\n"); + app.pool = rte_pktmbuf_pool_create("mempool", app.pool_size, + app.pool_cache_size, 0, app.pool_buffer_size, rte_socket_id()); + if (app.pool == NULL) + rte_panic("Cannot create mbuf pool\n"); +} + +static void +app_init_rings(void) +{ + uint32_t i; + + for (i = 0; i < app.n_ports; i++) { + char name[32]; + + snprintf(name, sizeof(name), "app_ring_rx_%u", i); + + app.rings_rx[i] = rte_ring_create( + name, + app.ring_rx_size, + rte_socket_id(), + RING_F_SP_ENQ | RING_F_SC_DEQ); + + if (app.rings_rx[i] == NULL) + rte_panic("Cannot create RX ring %u\n", i); + } + + for (i = 0; i < app.n_ports; i++) { + char name[32]; + + snprintf(name, sizeof(name), "app_ring_tx_%u", i); + + app.rings_tx[i] = rte_ring_create( + name, + app.ring_tx_size, + rte_socket_id(), + RING_F_SP_ENQ | RING_F_SC_DEQ); + + if (app.rings_tx[i] == NULL) + rte_panic("Cannot create TX ring %u\n", i); + } + +} + +static void +app_ports_check_link(void) +{ + uint32_t all_ports_up, i; + + all_ports_up = 1; + + for (i = 0; i < app.n_ports; i++) { + struct rte_eth_link link; + uint16_t port; + int ret; + + port = app.ports[i]; + memset(&link, 0, sizeof(link)); + ret = rte_eth_link_get_nowait(port, &link); + if (ret < 0) { + RTE_LOG(INFO, USER1, + "Failed to get port %u link status: %s\n", + port, rte_strerror(-ret)); + all_ports_up = 0; + continue; + } + + RTE_LOG(INFO, USER1, "Port %u (%u Gbps) %s\n", + port, + link.link_speed / 1000, + link.link_status ? "UP" : "DOWN"); + + if (link.link_status == ETH_LINK_DOWN) + all_ports_up = 0; + } + + if (all_ports_up == 0) + rte_panic("Some NIC ports are DOWN\n"); +} + +static void +app_init_ports(void) +{ + uint32_t i; + + /* Init NIC ports, then start the ports */ + for (i = 0; i < app.n_ports; i++) { + uint16_t port; + int ret; + + port = app.ports[i]; + RTE_LOG(INFO, USER1, "Initializing NIC port %u ...\n", port); + + /* Init port */ + ret = rte_eth_dev_configure( + port, + 1, + 1, + &port_conf); + if (ret < 0) + rte_panic("Cannot init NIC port %u (%d)\n", port, ret); + + ret = rte_eth_promiscuous_enable(port); + if (ret != 0) + rte_panic("Cannot enable promiscuous mode for port %u: %s\n", + port, rte_strerror(-ret)); + + /* Init RX queues */ + ret = rte_eth_rx_queue_setup( + port, + 0, + app.port_rx_ring_size, + rte_eth_dev_socket_id(port), + &rx_conf, + app.pool); + if (ret < 0) + rte_panic("Cannot init RX for port %u (%d)\n", + (uint32_t) port, ret); + + /* Init TX queues */ + ret = rte_eth_tx_queue_setup( + port, + 0, + app.port_tx_ring_size, + rte_eth_dev_socket_id(port), + &tx_conf); + if (ret < 0) + rte_panic("Cannot init TX for port %u (%d)\n", + (uint32_t) port, ret); + + /* Start port */ + ret = rte_eth_dev_start(port); + if (ret < 0) + rte_panic("Cannot start port %u (%d)\n", port, ret); + } + + app_ports_check_link(); +} + +void +app_init(void) +{ + app_init_mbuf_pools(); + app_init_rings(); + app_init_ports(); + + RTE_LOG(INFO, USER1, "Initialization completed\n"); +} diff --git a/src/spdk/dpdk/app/test-pipeline/main.c b/src/spdk/dpdk/app/test-pipeline/main.c new file mode 100644 index 000000000..7f0d6d3f1 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/main.c @@ -0,0 +1,157 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <sys/types.h> +#include <string.h> +#include <sys/queue.h> +#include <stdarg.h> +#include <errno.h> +#include <getopt.h> +#include <unistd.h> + +#include <rte_common.h> +#include <rte_byteorder.h> +#include <rte_log.h> +#include <rte_memory.h> +#include <rte_memcpy.h> +#include <rte_eal.h> +#include <rte_per_lcore.h> +#include <rte_launch.h> +#include <rte_atomic.h> +#include <rte_cycles.h> +#include <rte_prefetch.h> +#include <rte_lcore.h> +#include <rte_branch_prediction.h> +#include <rte_interrupts.h> +#include <rte_pci.h> +#include <rte_random.h> +#include <rte_debug.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_mempool.h> +#include <rte_mbuf.h> +#include <rte_ip.h> +#include <rte_tcp.h> +#include <rte_lpm.h> +#include <rte_lpm6.h> + +#include "main.h" + +int +main(int argc, char **argv) +{ + uint32_t lcore; + int ret; + + /* Init EAL */ + ret = rte_eal_init(argc, argv); + if (ret < 0) + return -1; + argc -= ret; + argv += ret; + + /* Parse application arguments (after the EAL ones) */ + ret = app_parse_args(argc, argv); + if (ret < 0) { + app_print_usage(); + return -1; + } + + /* Init */ + app_init(); + + /* Launch per-lcore init on every lcore */ + rte_eal_mp_remote_launch(app_lcore_main_loop, NULL, CALL_MASTER); + RTE_LCORE_FOREACH_SLAVE(lcore) { + if (rte_eal_wait_lcore(lcore) < 0) + return -1; + } + + return 0; +} + +int +app_lcore_main_loop(__rte_unused void *arg) +{ + unsigned lcore; + + lcore = rte_lcore_id(); + + if (lcore == app.core_rx) { + switch (app.pipeline_type) { + case e_APP_PIPELINE_ACL: + app_main_loop_rx(); + return 0; + + default: + app_main_loop_rx_metadata(); + return 0; + } + } + + if (lcore == app.core_worker) { + switch (app.pipeline_type) { + case e_APP_PIPELINE_STUB: + app_main_loop_worker_pipeline_stub(); + return 0; + + case e_APP_PIPELINE_HASH_KEY8_EXT: + case e_APP_PIPELINE_HASH_KEY8_LRU: + case e_APP_PIPELINE_HASH_KEY16_EXT: + case e_APP_PIPELINE_HASH_KEY16_LRU: + case e_APP_PIPELINE_HASH_KEY32_EXT: + case e_APP_PIPELINE_HASH_KEY32_LRU: + case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT: + case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU: + case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT: + case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU: + case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT: + case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU: + /* cases for cuckoo hash table types */ + case e_APP_PIPELINE_HASH_CUCKOO_KEY8: + case e_APP_PIPELINE_HASH_CUCKOO_KEY16: + case e_APP_PIPELINE_HASH_CUCKOO_KEY32: + case e_APP_PIPELINE_HASH_CUCKOO_KEY48: + case e_APP_PIPELINE_HASH_CUCKOO_KEY64: + case e_APP_PIPELINE_HASH_CUCKOO_KEY80: + case e_APP_PIPELINE_HASH_CUCKOO_KEY96: + case e_APP_PIPELINE_HASH_CUCKOO_KEY112: + case e_APP_PIPELINE_HASH_CUCKOO_KEY128: + app_main_loop_worker_pipeline_hash(); + return 0; + + case e_APP_PIPELINE_ACL: +#ifndef RTE_LIBRTE_ACL + rte_exit(EXIT_FAILURE, "ACL not present in build\n"); +#else + app_main_loop_worker_pipeline_acl(); + return 0; +#endif + + case e_APP_PIPELINE_LPM: + app_main_loop_worker_pipeline_lpm(); + return 0; + + case e_APP_PIPELINE_LPM_IPV6: + app_main_loop_worker_pipeline_lpm_ipv6(); + return 0; + + case e_APP_PIPELINE_NONE: + default: + app_main_loop_worker(); + return 0; + } + } + + if (lcore == app.core_tx) { + app_main_loop_tx(); + return 0; + } + + return 0; +} diff --git a/src/spdk/dpdk/app/test-pipeline/main.h b/src/spdk/dpdk/app/test-pipeline/main.h new file mode 100644 index 000000000..59dcfddbf --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/main.h @@ -0,0 +1,130 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#ifndef _MAIN_H_ +#define _MAIN_H_ + +#ifndef APP_MBUF_ARRAY_SIZE +#define APP_MBUF_ARRAY_SIZE 256 +#endif + +struct app_mbuf_array { + struct rte_mbuf *array[APP_MBUF_ARRAY_SIZE]; + uint16_t n_mbufs; +}; + +#ifndef APP_MAX_PORTS +#define APP_MAX_PORTS 4 +#endif + +struct app_params { + /* CPU cores */ + uint32_t core_rx; + uint32_t core_worker; + uint32_t core_tx; + + /* Ports*/ + uint32_t ports[APP_MAX_PORTS]; + uint32_t n_ports; + uint32_t port_rx_ring_size; + uint32_t port_tx_ring_size; + + /* Rings */ + struct rte_ring *rings_rx[APP_MAX_PORTS]; + struct rte_ring *rings_tx[APP_MAX_PORTS]; + uint32_t ring_rx_size; + uint32_t ring_tx_size; + + /* Internal buffers */ + struct app_mbuf_array mbuf_rx; + struct app_mbuf_array mbuf_tx[APP_MAX_PORTS]; + + /* Buffer pool */ + struct rte_mempool *pool; + uint32_t pool_buffer_size; + uint32_t pool_size; + uint32_t pool_cache_size; + + /* Burst sizes */ + uint32_t burst_size_rx_read; + uint32_t burst_size_rx_write; + uint32_t burst_size_worker_read; + uint32_t burst_size_worker_write; + uint32_t burst_size_tx_read; + uint32_t burst_size_tx_write; + + /* App behavior */ + uint32_t pipeline_type; +} __rte_cache_aligned; + +extern struct app_params app; + +int app_parse_args(int argc, char **argv); +void app_print_usage(void); +void app_init(void); +int app_lcore_main_loop(void *arg); + +/* Pipeline */ +enum { + e_APP_PIPELINE_NONE = 0, + e_APP_PIPELINE_STUB, + + e_APP_PIPELINE_HASH_KEY8_EXT, + e_APP_PIPELINE_HASH_KEY8_LRU, + e_APP_PIPELINE_HASH_KEY16_EXT, + e_APP_PIPELINE_HASH_KEY16_LRU, + e_APP_PIPELINE_HASH_KEY32_EXT, + e_APP_PIPELINE_HASH_KEY32_LRU, + + e_APP_PIPELINE_HASH_SPEC_KEY8_EXT, + e_APP_PIPELINE_HASH_SPEC_KEY8_LRU, + e_APP_PIPELINE_HASH_SPEC_KEY16_EXT, + e_APP_PIPELINE_HASH_SPEC_KEY16_LRU, + e_APP_PIPELINE_HASH_SPEC_KEY32_EXT, + e_APP_PIPELINE_HASH_SPEC_KEY32_LRU, + + e_APP_PIPELINE_ACL, + e_APP_PIPELINE_LPM, + e_APP_PIPELINE_LPM_IPV6, + + e_APP_PIPELINE_HASH_CUCKOO_KEY8, + e_APP_PIPELINE_HASH_CUCKOO_KEY16, + e_APP_PIPELINE_HASH_CUCKOO_KEY32, + e_APP_PIPELINE_HASH_CUCKOO_KEY48, + e_APP_PIPELINE_HASH_CUCKOO_KEY64, + e_APP_PIPELINE_HASH_CUCKOO_KEY80, + e_APP_PIPELINE_HASH_CUCKOO_KEY96, + e_APP_PIPELINE_HASH_CUCKOO_KEY112, + e_APP_PIPELINE_HASH_CUCKOO_KEY128, + e_APP_PIPELINES +}; + +void app_main_loop_rx(void); +void app_main_loop_rx_metadata(void); +uint64_t test_hash(void *key, + void *key_mask, + uint32_t key_size, + uint64_t seed); + +uint32_t test_hash_cuckoo(const void *key, + uint32_t key_size, + uint32_t seed); + +void app_main_loop_worker(void); +void app_main_loop_worker_pipeline_stub(void); +void app_main_loop_worker_pipeline_hash(void); +void app_main_loop_worker_pipeline_acl(void); +void app_main_loop_worker_pipeline_lpm(void); +void app_main_loop_worker_pipeline_lpm_ipv6(void); + +void app_main_loop_tx(void); + +#define APP_FLUSH 0 +#ifndef APP_FLUSH +#define APP_FLUSH 0x3FF +#endif + +#define APP_METADATA_OFFSET(offset) (sizeof(struct rte_mbuf) + (offset)) + +#endif /* _MAIN_H_ */ diff --git a/src/spdk/dpdk/app/test-pipeline/meson.build b/src/spdk/dpdk/app/test-pipeline/meson.build new file mode 100644 index 000000000..d5eddaba9 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/meson.build @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2019 Intel Corporation + +sources = files( + 'config.c', + 'init.c', + 'main.c', + 'pipeline_acl.c', + 'pipeline_hash.c', + 'pipeline_lpm.c', + 'pipeline_lpm_ipv6.c', + 'pipeline_stub.c', + 'runtime.c') +deps += ['pipeline', 'pci'] diff --git a/src/spdk/dpdk/app/test-pipeline/pipeline_acl.c b/src/spdk/dpdk/app/test-pipeline/pipeline_acl.c new file mode 100644 index 000000000..5857bc285 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/pipeline_acl.c @@ -0,0 +1,249 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> + +#include <rte_log.h> +#include <rte_ethdev.h> +#include <rte_ether.h> +#include <rte_ip.h> +#include <rte_byteorder.h> + +#include <rte_port_ring.h> +#include <rte_table_acl.h> +#include <rte_pipeline.h> + +#include "main.h" + +enum { + PROTO_FIELD_IPV4, + SRC_FIELD_IPV4, + DST_FIELD_IPV4, + SRCP_FIELD_IPV4, + DSTP_FIELD_IPV4, + NUM_FIELDS_IPV4 +}; + +/* + * Here we define the 'shape' of the data we're searching for, + * by defining the meta-data of the ACL rules. + * in this case, we're defining 5 tuples. IP addresses, ports, + * and protocol. + */ +struct rte_acl_field_def ipv4_field_formats[NUM_FIELDS_IPV4] = { + { + .type = RTE_ACL_FIELD_TYPE_BITMASK, + .size = sizeof(uint8_t), + .field_index = PROTO_FIELD_IPV4, + .input_index = PROTO_FIELD_IPV4, + .offset = sizeof(struct rte_ether_hdr) + + offsetof(struct rte_ipv4_hdr, next_proto_id), + }, + { + .type = RTE_ACL_FIELD_TYPE_MASK, + .size = sizeof(uint32_t), + .field_index = SRC_FIELD_IPV4, + .input_index = SRC_FIELD_IPV4, + .offset = sizeof(struct rte_ether_hdr) + + offsetof(struct rte_ipv4_hdr, src_addr), + }, + { + .type = RTE_ACL_FIELD_TYPE_MASK, + .size = sizeof(uint32_t), + .field_index = DST_FIELD_IPV4, + .input_index = DST_FIELD_IPV4, + .offset = sizeof(struct rte_ether_hdr) + + offsetof(struct rte_ipv4_hdr, dst_addr), + }, + { + .type = RTE_ACL_FIELD_TYPE_RANGE, + .size = sizeof(uint16_t), + .field_index = SRCP_FIELD_IPV4, + .input_index = SRCP_FIELD_IPV4, + .offset = sizeof(struct rte_ether_hdr) + + sizeof(struct rte_ipv4_hdr), + }, + { + .type = RTE_ACL_FIELD_TYPE_RANGE, + .size = sizeof(uint16_t), + .field_index = DSTP_FIELD_IPV4, + .input_index = SRCP_FIELD_IPV4, + .offset = sizeof(struct rte_ether_hdr) + + sizeof(struct rte_ipv4_hdr) + sizeof(uint16_t), + }, +}; + + + +void +app_main_loop_worker_pipeline_acl(void) { + struct rte_pipeline_params pipeline_params = { + .name = "pipeline", + .socket_id = rte_socket_id(), + }; + + struct rte_pipeline *p; + uint32_t port_in_id[APP_MAX_PORTS]; + uint32_t port_out_id[APP_MAX_PORTS]; + uint32_t table_id; + uint32_t i; + + RTE_LOG(INFO, USER1, + "Core %u is doing work (pipeline with ACL table)\n", + rte_lcore_id()); + + /* Pipeline configuration */ + p = rte_pipeline_create(&pipeline_params); + if (p == NULL) + rte_panic("Unable to configure the pipeline\n"); + + /* Input port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_reader_params port_ring_params = { + .ring = app.rings_rx[i], + }; + + struct rte_pipeline_port_in_params port_params = { + .ops = &rte_port_ring_reader_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + .burst_size = app.burst_size_worker_read, + }; + + if (rte_pipeline_port_in_create(p, &port_params, + &port_in_id[i])) + rte_panic("Unable to configure input port for " + "ring %d\n", i); + } + + /* Output port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_writer_params port_ring_params = { + .ring = app.rings_tx[i], + .tx_burst_sz = app.burst_size_worker_write, + }; + + struct rte_pipeline_port_out_params port_params = { + .ops = &rte_port_ring_writer_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + }; + + if (rte_pipeline_port_out_create(p, &port_params, + &port_out_id[i])) + rte_panic("Unable to configure output port for " + "ring %d\n", i); + } + + /* Table configuration */ + { + struct rte_table_acl_params table_acl_params = { + .name = "test", /* unique identifier for acl contexts */ + .n_rules = 1 << 5, + .n_rule_fields = DIM(ipv4_field_formats), + }; + + /* Copy in the rule meta-data defined above into the params */ + memcpy(table_acl_params.field_format, ipv4_field_formats, + sizeof(ipv4_field_formats)); + + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_acl_ops, + .arg_create = &table_acl_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the ACL table\n"); + } + + /* Interconnecting ports and tables */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i], + table_id)) + rte_panic("Unable to connect input port %u to " + "table %u\n", port_in_id[i], table_id); + + /* Add entries to tables */ + for (i = 0; i < app.n_ports; i++) { + struct rte_pipeline_table_entry table_entry = { + .action = RTE_PIPELINE_ACTION_PORT, + {.port_id = port_out_id[i & (app.n_ports - 1)]}, + }; + struct rte_table_acl_rule_add_params rule_params; + struct rte_pipeline_table_entry *entry_ptr; + int key_found, ret; + + memset(&rule_params, 0, sizeof(rule_params)); + + /* Set the rule values */ + rule_params.field_value[SRC_FIELD_IPV4].value.u32 = 0; + rule_params.field_value[SRC_FIELD_IPV4].mask_range.u32 = 0; + rule_params.field_value[DST_FIELD_IPV4].value.u32 = + i << (24 - __builtin_popcount(app.n_ports - 1)); + rule_params.field_value[DST_FIELD_IPV4].mask_range.u32 = + 8 + __builtin_popcount(app.n_ports - 1); + rule_params.field_value[SRCP_FIELD_IPV4].value.u16 = 0; + rule_params.field_value[SRCP_FIELD_IPV4].mask_range.u16 = + UINT16_MAX; + rule_params.field_value[DSTP_FIELD_IPV4].value.u16 = 0; + rule_params.field_value[DSTP_FIELD_IPV4].mask_range.u16 = + UINT16_MAX; + rule_params.field_value[PROTO_FIELD_IPV4].value.u8 = 0; + rule_params.field_value[PROTO_FIELD_IPV4].mask_range.u8 = 0; + + rule_params.priority = 0; + + uint32_t dst_addr = rule_params.field_value[DST_FIELD_IPV4]. + value.u32; + uint32_t dst_mask = + rule_params.field_value[DST_FIELD_IPV4].mask_range.u32; + + printf("Adding rule to ACL table (IPv4 destination = " + "%u.%u.%u.%u/%u => port out = %u)\n", + (dst_addr & 0xFF000000) >> 24, + (dst_addr & 0x00FF0000) >> 16, + (dst_addr & 0x0000FF00) >> 8, + dst_addr & 0x000000FF, + dst_mask, + table_entry.port_id); + + /* For ACL, add needs an rte_table_acl_rule_add_params struct */ + ret = rte_pipeline_table_entry_add(p, table_id, &rule_params, + &table_entry, &key_found, &entry_ptr); + if (ret < 0) + rte_panic("Unable to add entry to table %u (%d)\n", + table_id, ret); + } + + /* Enable input ports */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_enable(p, port_in_id[i])) + rte_panic("Unable to enable input port %u\n", + port_in_id[i]); + + /* Check pipeline consistency */ + if (rte_pipeline_check(p) < 0) + rte_panic("Pipeline consistency check failed\n"); + + /* Run-time */ +#if APP_FLUSH == 0 + for ( ; ; ) + rte_pipeline_run(p); +#else + for (i = 0; ; i++) { + rte_pipeline_run(p); + + if ((i & APP_FLUSH) == 0) + rte_pipeline_flush(p); + } +#endif +} diff --git a/src/spdk/dpdk/app/test-pipeline/pipeline_hash.c b/src/spdk/dpdk/app/test-pipeline/pipeline_hash.c new file mode 100644 index 000000000..2dd8928d4 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/pipeline_hash.c @@ -0,0 +1,469 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> + +#include <rte_log.h> +#include <rte_ethdev.h> +#include <rte_ether.h> +#include <rte_ip.h> +#include <rte_byteorder.h> + +#include <rte_port_ring.h> +#include <rte_table_hash.h> +#include <rte_hash.h> +#include <rte_table_hash_cuckoo.h> +#include <rte_pipeline.h> + +#include "main.h" + +static void +translate_options(uint32_t *special, uint32_t *ext, uint32_t *key_size) +{ + switch (app.pipeline_type) { + case e_APP_PIPELINE_HASH_KEY8_EXT: + *special = 0; *ext = 1; *key_size = 8; return; + case e_APP_PIPELINE_HASH_KEY8_LRU: + *special = 0; *ext = 0; *key_size = 8; return; + case e_APP_PIPELINE_HASH_KEY16_EXT: + *special = 0; *ext = 1; *key_size = 16; return; + case e_APP_PIPELINE_HASH_KEY16_LRU: + *special = 0; *ext = 0; *key_size = 16; return; + case e_APP_PIPELINE_HASH_KEY32_EXT: + *special = 0; *ext = 1; *key_size = 32; return; + case e_APP_PIPELINE_HASH_KEY32_LRU: + *special = 0; *ext = 0; *key_size = 32; return; + + case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT: + *special = 1; *ext = 1; *key_size = 8; return; + case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU: + *special = 1; *ext = 0; *key_size = 8; return; + case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT: + *special = 1; *ext = 1; *key_size = 16; return; + case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU: + *special = 1; *ext = 0; *key_size = 16; return; + case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT: + *special = 1; *ext = 1; *key_size = 32; return; + case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU: + *special = 1; *ext = 0; *key_size = 32; return; + + case e_APP_PIPELINE_HASH_CUCKOO_KEY8: + *special = 0; *ext = 0; *key_size = 8; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY16: + *special = 0; *ext = 0; *key_size = 16; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY32: + *special = 0; *ext = 0; *key_size = 32; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY48: + *special = 0; *ext = 0; *key_size = 48; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY64: + *special = 0; *ext = 0; *key_size = 64; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY80: + *special = 0; *ext = 0; *key_size = 80; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY96: + *special = 0; *ext = 0; *key_size = 96; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY112: + *special = 0; *ext = 0; *key_size = 112; return; + case e_APP_PIPELINE_HASH_CUCKOO_KEY128: + *special = 0; *ext = 0; *key_size = 128; return; + + default: + rte_panic("Invalid hash table type or key size\n"); + } +} +void +app_main_loop_worker_pipeline_hash(void) { + struct rte_pipeline_params pipeline_params = { + .name = "pipeline", + .socket_id = rte_socket_id(), + }; + + struct rte_pipeline *p; + uint32_t port_in_id[APP_MAX_PORTS]; + uint32_t port_out_id[APP_MAX_PORTS]; + uint32_t table_id; + uint32_t i; + uint32_t special, ext, key_size; + + translate_options(&special, &ext, &key_size); + + RTE_LOG(INFO, USER1, "Core %u is doing work " + "(pipeline with hash table, %s, %s, %d-byte key)\n", + rte_lcore_id(), + special ? "specialized" : "non-specialized", + ext ? "extendible bucket" : "LRU", + key_size); + + /* Pipeline configuration */ + p = rte_pipeline_create(&pipeline_params); + if (p == NULL) + rte_panic("Unable to configure the pipeline\n"); + + /* Input port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_reader_params port_ring_params = { + .ring = app.rings_rx[i], + }; + + struct rte_pipeline_port_in_params port_params = { + .ops = &rte_port_ring_reader_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + .burst_size = app.burst_size_worker_read, + }; + + if (rte_pipeline_port_in_create(p, &port_params, + &port_in_id[i])) + rte_panic("Unable to configure input port for " + "ring %d\n", i); + } + + /* Output port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_writer_params port_ring_params = { + .ring = app.rings_tx[i], + .tx_burst_sz = app.burst_size_worker_write, + }; + + struct rte_pipeline_port_out_params port_params = { + .ops = &rte_port_ring_writer_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + }; + + if (rte_pipeline_port_out_create(p, &port_params, + &port_out_id[i])) + rte_panic("Unable to configure output port for " + "ring %d\n", i); + } + + struct rte_table_hash_params table_hash_params = { + .name = "TABLE", + .key_size = key_size, + .key_offset = APP_METADATA_OFFSET(32), + .key_mask = NULL, + .n_keys = 1 << 24, + .n_buckets = 1 << 22, + .f_hash = test_hash, + .seed = 0, + }; + + struct rte_table_hash_cuckoo_params table_hash_cuckoo_params = { + .name = "TABLE", + .key_size = key_size, + .key_offset = APP_METADATA_OFFSET(32), + .key_mask = NULL, + .n_keys = 1 << 24, + .n_buckets = 1 << 22, + .f_hash = test_hash_cuckoo, + .seed = 0, + }; + + /* Table configuration */ + switch (app.pipeline_type) { + case e_APP_PIPELINE_HASH_KEY8_EXT: + case e_APP_PIPELINE_HASH_KEY16_EXT: + case e_APP_PIPELINE_HASH_KEY32_EXT: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_ext_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_KEY8_LRU: + case e_APP_PIPELINE_HASH_KEY16_LRU: + case e_APP_PIPELINE_HASH_KEY32_LRU: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_lru_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key8_ext_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key8_lru_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key16_ext_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table)\n"); + } + break; + + case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key16_lru_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key32_ext_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + + case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_key32_lru_ops, + .arg_create = &table_hash_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + case e_APP_PIPELINE_HASH_CUCKOO_KEY8: + case e_APP_PIPELINE_HASH_CUCKOO_KEY16: + case e_APP_PIPELINE_HASH_CUCKOO_KEY32: + case e_APP_PIPELINE_HASH_CUCKOO_KEY48: + case e_APP_PIPELINE_HASH_CUCKOO_KEY64: + case e_APP_PIPELINE_HASH_CUCKOO_KEY80: + case e_APP_PIPELINE_HASH_CUCKOO_KEY96: + case e_APP_PIPELINE_HASH_CUCKOO_KEY112: + case e_APP_PIPELINE_HASH_CUCKOO_KEY128: + { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_hash_cuckoo_ops, + .arg_create = &table_hash_cuckoo_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the hash table\n"); + } + break; + + default: + rte_panic("Invalid hash table type or key size\n"); + } + + /* Interconnecting ports and tables */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i], + table_id)) + rte_panic("Unable to connect input port %u to " + "table %u\n", port_in_id[i], table_id); + + /* Add entries to tables */ + for (i = 0; i < (1 << 24); i++) { + struct rte_pipeline_table_entry entry = { + .action = RTE_PIPELINE_ACTION_PORT, + {.port_id = port_out_id[i & (app.n_ports - 1)]}, + }; + struct rte_pipeline_table_entry *entry_ptr; + uint8_t key[32]; + uint32_t *k32 = (uint32_t *) key; + int key_found, status; + + memset(key, 0, sizeof(key)); + k32[0] = rte_be_to_cpu_32(i); + + status = rte_pipeline_table_entry_add(p, table_id, key, &entry, + &key_found, &entry_ptr); + if (status < 0) + rte_panic("Unable to add entry to table %u (%d)\n", + table_id, status); + } + + /* Enable input ports */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_enable(p, port_in_id[i])) + rte_panic("Unable to enable input port %u\n", + port_in_id[i]); + + /* Check pipeline consistency */ + if (rte_pipeline_check(p) < 0) + rte_panic("Pipeline consistency check failed\n"); + + /* Run-time */ +#if APP_FLUSH == 0 + for ( ; ; ) + rte_pipeline_run(p); +#else + for (i = 0; ; i++) { + rte_pipeline_run(p); + + if ((i & APP_FLUSH) == 0) + rte_pipeline_flush(p); + } +#endif +} + +uint64_t test_hash( + void *key, + __rte_unused void *key_mask, + __rte_unused uint32_t key_size, + __rte_unused uint64_t seed) +{ + uint32_t *k32 = key; + uint32_t ip_dst = rte_be_to_cpu_32(k32[0]); + uint64_t signature = (ip_dst >> 2) | ((ip_dst & 0x3) << 30); + + return signature; +} + +uint32_t test_hash_cuckoo( + const void *key, + __rte_unused uint32_t key_size, + __rte_unused uint32_t seed) +{ + const uint32_t *k32 = key; + uint32_t ip_dst = rte_be_to_cpu_32(k32[0]); + uint32_t signature = (ip_dst >> 2) | ((ip_dst & 0x3) << 30); + + return signature; +} + +void +app_main_loop_rx_metadata(void) { + uint32_t i, j; + int ret; + + RTE_LOG(INFO, USER1, "Core %u is doing RX (with meta-data)\n", + rte_lcore_id()); + + for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) { + uint16_t n_mbufs; + + n_mbufs = rte_eth_rx_burst( + app.ports[i], + 0, + app.mbuf_rx.array, + app.burst_size_rx_read); + + if (n_mbufs == 0) + continue; + + for (j = 0; j < n_mbufs; j++) { + struct rte_mbuf *m; + uint8_t *m_data, *key; + struct rte_ipv4_hdr *ip_hdr; + struct rte_ipv6_hdr *ipv6_hdr; + uint32_t ip_dst; + uint8_t *ipv6_dst; + uint32_t *signature, *k32; + + m = app.mbuf_rx.array[j]; + m_data = rte_pktmbuf_mtod(m, uint8_t *); + signature = RTE_MBUF_METADATA_UINT32_PTR(m, + APP_METADATA_OFFSET(0)); + key = RTE_MBUF_METADATA_UINT8_PTR(m, + APP_METADATA_OFFSET(32)); + + if (RTE_ETH_IS_IPV4_HDR(m->packet_type)) { + ip_hdr = (struct rte_ipv4_hdr *) + &m_data[sizeof(struct rte_ether_hdr)]; + ip_dst = ip_hdr->dst_addr; + + k32 = (uint32_t *) key; + k32[0] = ip_dst & 0xFFFFFF00; + } else if (RTE_ETH_IS_IPV6_HDR(m->packet_type)) { + ipv6_hdr = (struct rte_ipv6_hdr *) + &m_data[sizeof(struct rte_ether_hdr)]; + ipv6_dst = ipv6_hdr->dst_addr; + + memcpy(key, ipv6_dst, 16); + } else + continue; + + *signature = test_hash(key, NULL, 0, 0); + } + + do { + ret = rte_ring_sp_enqueue_bulk( + app.rings_rx[i], + (void **) app.mbuf_rx.array, + n_mbufs, + NULL); + } while (ret == 0); + } +} diff --git a/src/spdk/dpdk/app/test-pipeline/pipeline_lpm.c b/src/spdk/dpdk/app/test-pipeline/pipeline_lpm.c new file mode 100644 index 000000000..8add5e71b --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/pipeline_lpm.c @@ -0,0 +1,173 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> + +#include <rte_log.h> +#include <rte_ethdev.h> +#include <rte_ether.h> +#include <rte_ip.h> +#include <rte_byteorder.h> + +#include <rte_port_ring.h> +#include <rte_table_lpm.h> +#include <rte_pipeline.h> + +#include "main.h" + +#ifndef PIPELINE_LPM_TABLE_NUMBER_TABLE8s +#define PIPELINE_LPM_TABLE_NUMBER_TABLE8s 256 +#endif + +void +app_main_loop_worker_pipeline_lpm(void) { + struct rte_pipeline_params pipeline_params = { + .name = "pipeline", + .socket_id = rte_socket_id(), + }; + + struct rte_pipeline *p; + uint32_t port_in_id[APP_MAX_PORTS]; + uint32_t port_out_id[APP_MAX_PORTS]; + uint32_t table_id; + uint32_t i; + + RTE_LOG(INFO, USER1, "Core %u is doing work (pipeline with " + "LPM table)\n", rte_lcore_id()); + + /* Pipeline configuration */ + p = rte_pipeline_create(&pipeline_params); + if (p == NULL) + rte_panic("Unable to configure the pipeline\n"); + + /* Input port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_reader_params port_ring_params = { + .ring = app.rings_rx[i], + }; + + struct rte_pipeline_port_in_params port_params = { + .ops = &rte_port_ring_reader_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + .burst_size = app.burst_size_worker_read, + }; + + if (rte_pipeline_port_in_create(p, &port_params, + &port_in_id[i])) + rte_panic("Unable to configure input port for " + "ring %d\n", i); + } + + /* Output port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_writer_params port_ring_params = { + .ring = app.rings_tx[i], + .tx_burst_sz = app.burst_size_worker_write, + }; + + struct rte_pipeline_port_out_params port_params = { + .ops = &rte_port_ring_writer_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + }; + + if (rte_pipeline_port_out_create(p, &port_params, + &port_out_id[i])) + rte_panic("Unable to configure output port for " + "ring %d\n", i); + } + + /* Table configuration */ + { + struct rte_table_lpm_params table_lpm_params = { + .name = "LPM", + .n_rules = 1 << 24, + .number_tbl8s = PIPELINE_LPM_TABLE_NUMBER_TABLE8s, + .flags = 0, + .entry_unique_size = + sizeof(struct rte_pipeline_table_entry), + .offset = APP_METADATA_OFFSET(32), + }; + + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_lpm_ops, + .arg_create = &table_lpm_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the LPM table\n"); + } + + /* Interconnecting ports and tables */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i], + table_id)) + rte_panic("Unable to connect input port %u to " + "table %u\n", port_in_id[i], table_id); + + /* Add entries to tables */ + for (i = 0; i < app.n_ports; i++) { + struct rte_pipeline_table_entry entry = { + .action = RTE_PIPELINE_ACTION_PORT, + {.port_id = port_out_id[i & (app.n_ports - 1)]}, + }; + + struct rte_table_lpm_key key = { + .ip = i << (24 - __builtin_popcount(app.n_ports - 1)), + .depth = 8 + __builtin_popcount(app.n_ports - 1), + }; + + struct rte_pipeline_table_entry *entry_ptr; + + int key_found, status; + + printf("Adding rule to LPM table (IPv4 destination = %" + PRIu32 ".%" PRIu32 ".%" PRIu32 ".%" PRIu32 "/%" PRIu8 + " => port out = %" PRIu32 ")\n", + (key.ip & 0xFF000000) >> 24, + (key.ip & 0x00FF0000) >> 16, + (key.ip & 0x0000FF00) >> 8, + key.ip & 0x000000FF, + key.depth, + i); + + status = rte_pipeline_table_entry_add(p, table_id, &key, &entry, + &key_found, &entry_ptr); + if (status < 0) + rte_panic("Unable to add entry to table %u (%d)\n", + table_id, status); + } + + /* Enable input ports */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_enable(p, port_in_id[i])) + rte_panic("Unable to enable input port %u\n", + port_in_id[i]); + + /* Check pipeline consistency */ + if (rte_pipeline_check(p) < 0) + rte_panic("Pipeline consistency check failed\n"); + + /* Run-time */ +#if APP_FLUSH == 0 + for ( ; ; ) + rte_pipeline_run(p); +#else + for (i = 0; ; i++) { + rte_pipeline_run(p); + + if ((i & APP_FLUSH) == 0) + rte_pipeline_flush(p); + } +#endif +} diff --git a/src/spdk/dpdk/app/test-pipeline/pipeline_lpm_ipv6.c b/src/spdk/dpdk/app/test-pipeline/pipeline_lpm_ipv6.c new file mode 100644 index 000000000..26b325180 --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/pipeline_lpm_ipv6.c @@ -0,0 +1,171 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> + +#include <rte_log.h> +#include <rte_ethdev.h> +#include <rte_ether.h> +#include <rte_ip.h> +#include <rte_byteorder.h> + +#include <rte_port_ring.h> +#include <rte_table_lpm_ipv6.h> +#include <rte_pipeline.h> + +#include "main.h" + +void +app_main_loop_worker_pipeline_lpm_ipv6(void) { + struct rte_pipeline_params pipeline_params = { + .name = "pipeline", + .socket_id = rte_socket_id(), + }; + + struct rte_pipeline *p; + uint32_t port_in_id[APP_MAX_PORTS]; + uint32_t port_out_id[APP_MAX_PORTS]; + uint32_t table_id; + uint32_t i; + + RTE_LOG(INFO, USER1, + "Core %u is doing work (pipeline with IPv6 LPM table)\n", + rte_lcore_id()); + + /* Pipeline configuration */ + p = rte_pipeline_create(&pipeline_params); + if (p == NULL) + rte_panic("Unable to configure the pipeline\n"); + + /* Input port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_reader_params port_ring_params = { + .ring = app.rings_rx[i], + }; + + struct rte_pipeline_port_in_params port_params = { + .ops = &rte_port_ring_reader_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + .burst_size = app.burst_size_worker_read, + }; + + if (rte_pipeline_port_in_create(p, &port_params, + &port_in_id[i])) + rte_panic("Unable to configure input port for " + "ring %d\n", i); + } + + /* Output port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_writer_params port_ring_params = { + .ring = app.rings_tx[i], + .tx_burst_sz = app.burst_size_worker_write, + }; + + struct rte_pipeline_port_out_params port_params = { + .ops = &rte_port_ring_writer_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + }; + + if (rte_pipeline_port_out_create(p, &port_params, + &port_out_id[i])) + rte_panic("Unable to configure output port for " + "ring %d\n", i); + } + + /* Table configuration */ + { + struct rte_table_lpm_ipv6_params table_lpm_ipv6_params = { + .name = "LPM", + .n_rules = 1 << 24, + .number_tbl8s = 1 << 21, + .entry_unique_size = + sizeof(struct rte_pipeline_table_entry), + .offset = APP_METADATA_OFFSET(32), + }; + + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_lpm_ipv6_ops, + .arg_create = &table_lpm_ipv6_params, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id)) + rte_panic("Unable to configure the IPv6 LPM table\n"); + } + + /* Interconnecting ports and tables */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i], + table_id)) + rte_panic("Unable to connect input port %u to " + "table %u\n", port_in_id[i], table_id); + + /* Add entries to tables */ + for (i = 0; i < app.n_ports; i++) { + struct rte_pipeline_table_entry entry = { + .action = RTE_PIPELINE_ACTION_PORT, + {.port_id = port_out_id[i & (app.n_ports - 1)]}, + }; + + struct rte_table_lpm_ipv6_key key; + struct rte_pipeline_table_entry *entry_ptr; + uint32_t ip; + int key_found, status; + + key.depth = 8 + __builtin_popcount(app.n_ports - 1); + + ip = rte_bswap32(i << (24 - + __builtin_popcount(app.n_ports - 1))); + memcpy(key.ip, &ip, sizeof(uint32_t)); + + printf("Adding rule to IPv6 LPM table (IPv6 destination = " + "%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:" + "%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x/%u => " + "port out = %u)\n", + key.ip[0], key.ip[1], key.ip[2], key.ip[3], + key.ip[4], key.ip[5], key.ip[6], key.ip[7], + key.ip[8], key.ip[9], key.ip[10], key.ip[11], + key.ip[12], key.ip[13], key.ip[14], key.ip[15], + key.depth, i); + + status = rte_pipeline_table_entry_add(p, table_id, &key, &entry, + &key_found, &entry_ptr); + if (status < 0) + rte_panic("Unable to add entry to table %u (%d)\n", + table_id, status); + } + + /* Enable input ports */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_enable(p, port_in_id[i])) + rte_panic("Unable to enable input port %u\n", + port_in_id[i]); + + /* Check pipeline consistency */ + if (rte_pipeline_check(p) < 0) + rte_panic("Pipeline consistency check failed\n"); + + /* Run-time */ +#if APP_FLUSH == 0 + for ( ; ; ) + rte_pipeline_run(p); +#else + for (i = 0; ; i++) { + rte_pipeline_run(p); + + if ((i & APP_FLUSH) == 0) + rte_pipeline_flush(p); + } +#endif +} diff --git a/src/spdk/dpdk/app/test-pipeline/pipeline_stub.c b/src/spdk/dpdk/app/test-pipeline/pipeline_stub.c new file mode 100644 index 000000000..b6750d51b --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/pipeline_stub.c @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> + +#include <rte_log.h> +#include <rte_port_ring.h> +#include <rte_table_stub.h> +#include <rte_pipeline.h> + +#include "main.h" + +void +app_main_loop_worker_pipeline_stub(void) { + struct rte_pipeline_params pipeline_params = { + .name = "pipeline", + .socket_id = rte_socket_id(), + }; + + struct rte_pipeline *p; + uint32_t port_in_id[APP_MAX_PORTS]; + uint32_t port_out_id[APP_MAX_PORTS]; + uint32_t table_id[APP_MAX_PORTS]; + uint32_t i; + + RTE_LOG(INFO, USER1, "Core %u is doing work (pipeline with stub " + "tables)\n", rte_lcore_id()); + + /* Pipeline configuration */ + p = rte_pipeline_create(&pipeline_params); + if (p == NULL) + rte_panic("Unable to configure the pipeline\n"); + + /* Input port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_reader_params port_ring_params = { + .ring = app.rings_rx[i], + }; + + struct rte_pipeline_port_in_params port_params = { + .ops = &rte_port_ring_reader_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + .burst_size = app.burst_size_worker_read, + }; + + if (rte_pipeline_port_in_create(p, &port_params, + &port_in_id[i])) + rte_panic("Unable to configure input port for " + "ring %d\n", i); + } + + /* Output port configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_port_ring_writer_params port_ring_params = { + .ring = app.rings_tx[i], + .tx_burst_sz = app.burst_size_worker_write, + }; + + struct rte_pipeline_port_out_params port_params = { + .ops = &rte_port_ring_writer_ops, + .arg_create = (void *) &port_ring_params, + .f_action = NULL, + .arg_ah = NULL, + }; + + if (rte_pipeline_port_out_create(p, &port_params, + &port_out_id[i])) + rte_panic("Unable to configure output port for " + "ring %d\n", i); + } + + /* Table configuration */ + for (i = 0; i < app.n_ports; i++) { + struct rte_pipeline_table_params table_params = { + .ops = &rte_table_stub_ops, + .arg_create = NULL, + .f_action_hit = NULL, + .f_action_miss = NULL, + .arg_ah = NULL, + .action_data_size = 0, + }; + + if (rte_pipeline_table_create(p, &table_params, &table_id[i])) + rte_panic("Unable to configure table %u\n", i); + } + + /* Interconnecting ports and tables */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i], + table_id[i])) + rte_panic("Unable to connect input port %u to " + "table %u\n", port_in_id[i], table_id[i]); + + /* Add entries to tables */ + for (i = 0; i < app.n_ports; i++) { + struct rte_pipeline_table_entry entry = { + .action = RTE_PIPELINE_ACTION_PORT, + {.port_id = port_out_id[i ^ 1]}, + }; + struct rte_pipeline_table_entry *default_entry_ptr; + + if (rte_pipeline_table_default_entry_add(p, table_id[i], &entry, + &default_entry_ptr)) + rte_panic("Unable to add default entry to table %u\n", + table_id[i]); + } + + /* Enable input ports */ + for (i = 0; i < app.n_ports; i++) + if (rte_pipeline_port_in_enable(p, port_in_id[i])) + rte_panic("Unable to enable input port %u\n", + port_in_id[i]); + + /* Check pipeline consistency */ + if (rte_pipeline_check(p) < 0) + rte_panic("Pipeline consistency check failed\n"); + + /* Run-time */ +#if APP_FLUSH == 0 + for ( ; ; ) + rte_pipeline_run(p); +#else + for (i = 0; ; i++) { + rte_pipeline_run(p); + + if ((i & APP_FLUSH) == 0) + rte_pipeline_flush(p); + } +#endif +} diff --git a/src/spdk/dpdk/app/test-pipeline/runtime.c b/src/spdk/dpdk/app/test-pipeline/runtime.c new file mode 100644 index 000000000..159192bcd --- /dev/null +++ b/src/spdk/dpdk/app/test-pipeline/runtime.c @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2014 Intel Corporation + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <sys/types.h> +#include <string.h> +#include <sys/queue.h> +#include <stdarg.h> +#include <errno.h> +#include <getopt.h> + +#include <rte_common.h> +#include <rte_byteorder.h> +#include <rte_log.h> +#include <rte_memory.h> +#include <rte_memcpy.h> +#include <rte_eal.h> +#include <rte_per_lcore.h> +#include <rte_launch.h> +#include <rte_atomic.h> +#include <rte_cycles.h> +#include <rte_prefetch.h> +#include <rte_branch_prediction.h> +#include <rte_interrupts.h> +#include <rte_pci.h> +#include <rte_random.h> +#include <rte_debug.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_ring.h> +#include <rte_mempool.h> +#include <rte_mbuf.h> +#include <rte_ip.h> +#include <rte_tcp.h> +#include <rte_lpm.h> +#include <rte_lpm6.h> +#include <rte_malloc.h> + +#include "main.h" + +void +app_main_loop_rx(void) { + uint32_t i; + int ret; + + RTE_LOG(INFO, USER1, "Core %u is doing RX\n", rte_lcore_id()); + + for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) { + uint16_t n_mbufs; + + n_mbufs = rte_eth_rx_burst( + app.ports[i], + 0, + app.mbuf_rx.array, + app.burst_size_rx_read); + + if (n_mbufs == 0) + continue; + + do { + ret = rte_ring_sp_enqueue_bulk( + app.rings_rx[i], + (void **) app.mbuf_rx.array, + n_mbufs, NULL); + } while (ret == 0); + } +} + +void +app_main_loop_worker(void) { + struct app_mbuf_array *worker_mbuf; + uint32_t i; + + RTE_LOG(INFO, USER1, "Core %u is doing work (no pipeline)\n", + rte_lcore_id()); + + worker_mbuf = rte_malloc_socket(NULL, sizeof(struct app_mbuf_array), + RTE_CACHE_LINE_SIZE, rte_socket_id()); + if (worker_mbuf == NULL) + rte_panic("Worker thread: cannot allocate buffer space\n"); + + for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) { + int ret; + + ret = rte_ring_sc_dequeue_bulk( + app.rings_rx[i], + (void **) worker_mbuf->array, + app.burst_size_worker_read, + NULL); + + if (ret == 0) + continue; + + do { + ret = rte_ring_sp_enqueue_bulk( + app.rings_tx[i ^ 1], + (void **) worker_mbuf->array, + app.burst_size_worker_write, + NULL); + } while (ret == 0); + } +} + +void +app_main_loop_tx(void) { + uint32_t i; + + RTE_LOG(INFO, USER1, "Core %u is doing TX\n", rte_lcore_id()); + + for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) { + uint16_t n_mbufs, n_pkts; + int ret; + + n_mbufs = app.mbuf_tx[i].n_mbufs; + + ret = rte_ring_sc_dequeue_bulk( + app.rings_tx[i], + (void **) &app.mbuf_tx[i].array[n_mbufs], + app.burst_size_tx_read, + NULL); + + if (ret == 0) + continue; + + n_mbufs += app.burst_size_tx_read; + + if (n_mbufs < app.burst_size_tx_write) { + app.mbuf_tx[i].n_mbufs = n_mbufs; + continue; + } + + n_pkts = rte_eth_tx_burst( + app.ports[i], + 0, + app.mbuf_tx[i].array, + n_mbufs); + + if (n_pkts < n_mbufs) { + uint16_t k; + + for (k = n_pkts; k < n_mbufs; k++) { + struct rte_mbuf *pkt_to_free; + + pkt_to_free = app.mbuf_tx[i].array[k]; + rte_pktmbuf_free(pkt_to_free); + } + } + + app.mbuf_tx[i].n_mbufs = 0; + } +} |