ceph/src/spdk/dpdk/app/test-crypto-perf/main.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2016-2017 Intel Corporation
   3  */
   4
   5 #include <stdio.h>
   6 #include <unistd.h>
   7
   8 #include <rte_malloc.h>
   9 #include <rte_random.h>
  10 #include <rte_eal.h>
  11 #include <rte_cryptodev.h>
  12 #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
  13 #include <rte_cryptodev_scheduler.h>
  14 #endif
  15
  16 #include "cperf.h"
  17 #include "cperf_options.h"
  18 #include "cperf_test_vector_parsing.h"
  19 #include "cperf_test_throughput.h"
  20 #include "cperf_test_latency.h"
  21 #include "cperf_test_verify.h"
  22 #include "cperf_test_pmd_cyclecount.h"
  23
  24 static struct {
  25         struct rte_mempool *sess_mp;
  26         struct rte_mempool *priv_mp;
  27 } session_pool_socket[RTE_MAX_NUMA_NODES];
  28
  29 const char *cperf_test_type_strs[] = {
  30         [CPERF_TEST_TYPE_THROUGHPUT] = "throughput",
  31         [CPERF_TEST_TYPE_LATENCY] = "latency",
  32         [CPERF_TEST_TYPE_VERIFY] = "verify",
  33         [CPERF_TEST_TYPE_PMDCC] = "pmd-cyclecount"
  34 };
  35
  36 const char *cperf_op_type_strs[] = {
  37         [CPERF_CIPHER_ONLY] = "cipher-only",
  38         [CPERF_AUTH_ONLY] = "auth-only",
  39         [CPERF_CIPHER_THEN_AUTH] = "cipher-then-auth",
  40         [CPERF_AUTH_THEN_CIPHER] = "auth-then-cipher",
  41         [CPERF_AEAD] = "aead"
  42 };
  43
  44 const struct cperf_test cperf_testmap[] = {
  45                 [CPERF_TEST_TYPE_THROUGHPUT] = {
  46                                 cperf_throughput_test_constructor,
  47                                 cperf_throughput_test_runner,
  48                                 cperf_throughput_test_destructor
  49                 },
  50                 [CPERF_TEST_TYPE_LATENCY] = {
  51                                 cperf_latency_test_constructor,
  52                                 cperf_latency_test_runner,
  53                                 cperf_latency_test_destructor
  54                 },
  55                 [CPERF_TEST_TYPE_VERIFY] = {
  56                                 cperf_verify_test_constructor,
  57                                 cperf_verify_test_runner,
  58                                 cperf_verify_test_destructor
  59                 },
  60                 [CPERF_TEST_TYPE_PMDCC] = {
  61                                 cperf_pmd_cyclecount_test_constructor,
  62                                 cperf_pmd_cyclecount_test_runner,
  63                                 cperf_pmd_cyclecount_test_destructor
  64                 }
  65 };
  66
  67 static int
  68 fill_session_pool_socket(int32_t socket_id, uint32_t session_priv_size,
  69                 uint32_t nb_sessions)
  70 {
  71         char mp_name[RTE_MEMPOOL_NAMESIZE];
  72         struct rte_mempool *sess_mp;
  73
  74         if (session_pool_socket[socket_id].priv_mp == NULL) {
  75                 snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
  76                         "priv_sess_mp_%u", socket_id);
  77
  78                 sess_mp = rte_mempool_create(mp_name,
  79                                         nb_sessions,
  80                                         session_priv_size,
  81                                         0, 0, NULL, NULL, NULL,
  82                                         NULL, socket_id,
  83                                         0);
  84
  85                 if (sess_mp == NULL) {
  86                         printf("Cannot create pool \"%s\" on socket %d\n",
  87                                 mp_name, socket_id);
  88                         return -ENOMEM;
  89                 }
  90
  91                 printf("Allocated pool \"%s\" on socket %d\n",
  92                         mp_name, socket_id);
  93                 session_pool_socket[socket_id].priv_mp = sess_mp;
  94         }
  95
  96         if (session_pool_socket[socket_id].sess_mp == NULL) {
  97
  98                 snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
  99                         "sess_mp_%u", socket_id);
 100
 101                 sess_mp = rte_cryptodev_sym_session_pool_create(mp_name,
 102                                         nb_sessions, 0, 0, 0, socket_id);
 103
 104                 if (sess_mp == NULL) {
 105                         printf("Cannot create pool \"%s\" on socket %d\n",
 106                                 mp_name, socket_id);
 107                         return -ENOMEM;
 108                 }
 109
 110                 printf("Allocated pool \"%s\" on socket %d\n",
 111                         mp_name, socket_id);
 112                 session_pool_socket[socket_id].sess_mp = sess_mp;
 113         }
 114
 115         return 0;
 116 }
 117
 118 static int
 119 cperf_initialize_cryptodev(struct cperf_options *opts, uint8_t *enabled_cdevs)
 120 {
 121         uint8_t enabled_cdev_count = 0, nb_lcores, cdev_id;
 122         uint32_t sessions_needed = 0;
 123         unsigned int i, j;
 124         int ret;
 125
 126         enabled_cdev_count = rte_cryptodev_devices_get(opts->device_type,
 127                         enabled_cdevs, RTE_CRYPTO_MAX_DEVS);
 128         if (enabled_cdev_count == 0) {
 129                 printf("No crypto devices type %s available\n",
 130                                 opts->device_type);
 131                 return -EINVAL;
 132         }
 133
 134         nb_lcores = rte_lcore_count() - 1;
 135
 136         if (nb_lcores < 1) {
 137                 RTE_LOG(ERR, USER1,
 138                         "Number of enabled cores need to be higher than 1\n");
 139                 return -EINVAL;
 140         }
 141
 142         /*
 143          * Use less number of devices,
 144          * if there are more available than cores.
 145          */
 146         if (enabled_cdev_count > nb_lcores)
 147                 enabled_cdev_count = nb_lcores;
 148
 149         /* Create a mempool shared by all the devices */
 150         uint32_t max_sess_size = 0, sess_size;
 151
 152         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
 153                 sess_size = rte_cryptodev_sym_get_private_session_size(cdev_id);
 154                 if (sess_size > max_sess_size)
 155                         max_sess_size = sess_size;
 156         }
 157
 158         /*
 159          * Calculate number of needed queue pairs, based on the amount
 160          * of available number of logical cores and crypto devices.
 161          * For instance, if there are 4 cores and 2 crypto devices,
 162          * 2 queue pairs will be set up per device.
 163          */
 164         opts->nb_qps = (nb_lcores % enabled_cdev_count) ?
 165                                 (nb_lcores / enabled_cdev_count) + 1 :
 166                                 nb_lcores / enabled_cdev_count;
 167
 168         for (i = 0; i < enabled_cdev_count &&
 169                         i < RTE_CRYPTO_MAX_DEVS; i++) {
 170                 cdev_id = enabled_cdevs[i];
 171 #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
 172                 /*
 173                  * If multi-core scheduler is used, limit the number
 174                  * of queue pairs to 1, as there is no way to know
 175                  * how many cores are being used by the PMD, and
 176                  * how many will be available for the application.
 177                  */
 178                 if (!strcmp((const char *)opts->device_type, "crypto_scheduler") &&
 179                                 rte_cryptodev_scheduler_mode_get(cdev_id) ==
 180                                 CDEV_SCHED_MODE_MULTICORE)
 181                         opts->nb_qps = 1;
 182 #endif
 183
 184                 struct rte_cryptodev_info cdev_info;
 185                 uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
 186                 /* range check the socket_id - negative values become big
 187                  * positive ones due to use of unsigned value
 188                  */
 189                 if (socket_id >= RTE_MAX_NUMA_NODES)
 190                         socket_id = 0;
 191
 192                 rte_cryptodev_info_get(cdev_id, &cdev_info);
 193                 if (opts->nb_qps > cdev_info.max_nb_queue_pairs) {
 194                         printf("Number of needed queue pairs is higher "
 195                                 "than the maximum number of queue pairs "
 196                                 "per device.\n");
 197                         printf("Lower the number of cores or increase "
 198                                 "the number of crypto devices\n");
 199                         return -EINVAL;
 200                 }
 201                 struct rte_cryptodev_config conf = {
 202                         .nb_queue_pairs = opts->nb_qps,
 203                         .socket_id = socket_id
 204                 };
 205
 206                 struct rte_cryptodev_qp_conf qp_conf = {
 207                         .nb_descriptors = opts->nb_descriptors
 208                 };
 209
 210                 /**
 211                  * Device info specifies the min headroom and tailroom
 212                  * requirement for the crypto PMD. This need to be honoured
 213                  * by the application, while creating mbuf.
 214                  */
 215                 if (opts->headroom_sz < cdev_info.min_mbuf_headroom_req) {
 216                         /* Update headroom */
 217                         opts->headroom_sz = cdev_info.min_mbuf_headroom_req;
 218                 }
 219                 if (opts->tailroom_sz < cdev_info.min_mbuf_tailroom_req) {
 220                         /* Update tailroom */
 221                         opts->tailroom_sz = cdev_info.min_mbuf_tailroom_req;
 222                 }
 223
 224                 /* Update segment size to include headroom & tailroom */
 225                 opts->segment_sz += (opts->headroom_sz + opts->tailroom_sz);
 226
 227                 uint32_t dev_max_nb_sess = cdev_info.sym.max_nb_sessions;
 228                 /*
 229                  * Two sessions objects are required for each session
 230                  * (one for the header, one for the private data)
 231                  */
 232                 if (!strcmp((const char *)opts->device_type,
 233                                         "crypto_scheduler")) {
 234 #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
 235                         uint32_t nb_slaves =
 236                                 rte_cryptodev_scheduler_slaves_get(cdev_id,
 237                                                                 NULL);
 238
 239                         sessions_needed = enabled_cdev_count *
 240                                 opts->nb_qps * nb_slaves;
 241 #endif
 242                 } else
 243                         sessions_needed = enabled_cdev_count *
 244                                                 opts->nb_qps;
 245
 246                 /*
 247                  * A single session is required per queue pair
 248                  * in each device
 249                  */
 250                 if (dev_max_nb_sess != 0 && dev_max_nb_sess < opts->nb_qps) {
 251                         RTE_LOG(ERR, USER1,
 252                                 "Device does not support at least "
 253                                 "%u sessions\n", opts->nb_qps);
 254                         return -ENOTSUP;
 255                 }
 256
 257                 ret = fill_session_pool_socket(socket_id, max_sess_size,
 258                                 sessions_needed);
 259                 if (ret < 0)
 260                         return ret;
 261
 262                 qp_conf.mp_session = session_pool_socket[socket_id].sess_mp;
 263                 qp_conf.mp_session_private =
 264                                 session_pool_socket[socket_id].priv_mp;
 265
 266                 ret = rte_cryptodev_configure(cdev_id, &conf);
 267                 if (ret < 0) {
 268                         printf("Failed to configure cryptodev %u", cdev_id);
 269                         return -EINVAL;
 270                 }
 271
 272                 for (j = 0; j < opts->nb_qps; j++) {
 273                         ret = rte_cryptodev_queue_pair_setup(cdev_id, j,
 274                                 &qp_conf, socket_id);
 275                         if (ret < 0) {
 276                                 printf("Failed to setup queue pair %u on "
 277                                         "cryptodev %u", j, cdev_id);
 278                                 return -EINVAL;
 279                         }
 280                 }
 281
 282                 ret = rte_cryptodev_start(cdev_id);
 283                 if (ret < 0) {
 284                         printf("Failed to start device %u: error %d\n",
 285                                         cdev_id, ret);
 286                         return -EPERM;
 287                 }
 288         }
 289
 290         return enabled_cdev_count;
 291 }
 292
 293 static int
 294 cperf_verify_devices_capabilities(struct cperf_options *opts,
 295                 uint8_t *enabled_cdevs, uint8_t nb_cryptodevs)
 296 {
 297         struct rte_cryptodev_sym_capability_idx cap_idx;
 298         const struct rte_cryptodev_symmetric_capability *capability;
 299
 300         uint8_t i, cdev_id;
 301         int ret;
 302
 303         for (i = 0; i < nb_cryptodevs; i++) {
 304
 305                 cdev_id = enabled_cdevs[i];
 306
 307                 if (opts->op_type == CPERF_AUTH_ONLY ||
 308                                 opts->op_type == CPERF_CIPHER_THEN_AUTH ||
 309                                 opts->op_type == CPERF_AUTH_THEN_CIPHER) {
 310
 311                         cap_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH;
 312                         cap_idx.algo.auth = opts->auth_algo;
 313
 314                         capability = rte_cryptodev_sym_capability_get(cdev_id,
 315                                         &cap_idx);
 316                         if (capability == NULL)
 317                                 return -1;
 318
 319                         ret = rte_cryptodev_sym_capability_check_auth(
 320                                         capability,
 321                                         opts->auth_key_sz,
 322                                         opts->digest_sz,
 323                                         opts->auth_iv_sz);
 324                         if (ret != 0)
 325                                 return ret;
 326                 }
 327
 328                 if (opts->op_type == CPERF_CIPHER_ONLY ||
 329                                 opts->op_type == CPERF_CIPHER_THEN_AUTH ||
 330                                 opts->op_type == CPERF_AUTH_THEN_CIPHER) {
 331
 332                         cap_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
 333                         cap_idx.algo.cipher = opts->cipher_algo;
 334
 335                         capability = rte_cryptodev_sym_capability_get(cdev_id,
 336                                         &cap_idx);
 337                         if (capability == NULL)
 338                                 return -1;
 339
 340                         ret = rte_cryptodev_sym_capability_check_cipher(
 341                                         capability,
 342                                         opts->cipher_key_sz,
 343                                         opts->cipher_iv_sz);
 344                         if (ret != 0)
 345                                 return ret;
 346                 }
 347
 348                 if (opts->op_type == CPERF_AEAD) {
 349
 350                         cap_idx.type = RTE_CRYPTO_SYM_XFORM_AEAD;
 351                         cap_idx.algo.aead = opts->aead_algo;
 352
 353                         capability = rte_cryptodev_sym_capability_get(cdev_id,
 354                                         &cap_idx);
 355                         if (capability == NULL)
 356                                 return -1;
 357
 358                         ret = rte_cryptodev_sym_capability_check_aead(
 359                                         capability,
 360                                         opts->aead_key_sz,
 361                                         opts->digest_sz,
 362                                         opts->aead_aad_sz,
 363                                         opts->aead_iv_sz);
 364                         if (ret != 0)
 365                                 return ret;
 366                 }
 367         }
 368
 369         return 0;
 370 }
 371
 372 static int
 373 cperf_check_test_vector(struct cperf_options *opts,
 374                 struct cperf_test_vector *test_vec)
 375 {
 376         if (opts->op_type == CPERF_CIPHER_ONLY) {
 377                 if (opts->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
 378                         if (test_vec->plaintext.data == NULL)
 379                                 return -1;
 380                 } else if (opts->cipher_algo != RTE_CRYPTO_CIPHER_NULL) {
 381                         if (test_vec->plaintext.data == NULL)
 382                                 return -1;
 383                         if (test_vec->plaintext.length < opts->max_buffer_size)
 384                                 return -1;
 385                         if (test_vec->ciphertext.data == NULL)
 386                                 return -1;
 387                         if (test_vec->ciphertext.length < opts->max_buffer_size)
 388                                 return -1;
 389                         /* Cipher IV is only required for some algorithms */
 390                         if (opts->cipher_iv_sz &&
 391                                         test_vec->cipher_iv.data == NULL)
 392                                 return -1;
 393                         if (test_vec->cipher_iv.length != opts->cipher_iv_sz)
 394                                 return -1;
 395                         if (test_vec->cipher_key.data == NULL)
 396                                 return -1;
 397                         if (test_vec->cipher_key.length != opts->cipher_key_sz)
 398                                 return -1;
 399                 }
 400         } else if (opts->op_type == CPERF_AUTH_ONLY) {
 401                 if (opts->auth_algo != RTE_CRYPTO_AUTH_NULL) {
 402                         if (test_vec->plaintext.data == NULL)
 403                                 return -1;
 404                         if (test_vec->plaintext.length < opts->max_buffer_size)
 405                                 return -1;
 406                         /* Auth key is only required for some algorithms */
 407                         if (opts->auth_key_sz &&
 408                                         test_vec->auth_key.data == NULL)
 409                                 return -1;
 410                         if (test_vec->auth_key.length != opts->auth_key_sz)
 411                                 return -1;
 412                         if (test_vec->auth_iv.length != opts->auth_iv_sz)
 413                                 return -1;
 414                         /* Auth IV is only required for some algorithms */
 415                         if (opts->auth_iv_sz && test_vec->auth_iv.data == NULL)
 416                                 return -1;
 417                         if (test_vec->digest.data == NULL)
 418                                 return -1;
 419                         if (test_vec->digest.length < opts->digest_sz)
 420                                 return -1;
 421                 }
 422
 423         } else if (opts->op_type == CPERF_CIPHER_THEN_AUTH ||
 424                         opts->op_type == CPERF_AUTH_THEN_CIPHER) {
 425                 if (opts->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
 426                         if (test_vec->plaintext.data == NULL)
 427                                 return -1;
 428                         if (test_vec->plaintext.length < opts->max_buffer_size)
 429                                 return -1;
 430                 } else if (opts->cipher_algo != RTE_CRYPTO_CIPHER_NULL) {
 431                         if (test_vec->plaintext.data == NULL)
 432                                 return -1;
 433                         if (test_vec->plaintext.length < opts->max_buffer_size)
 434                                 return -1;
 435                         if (test_vec->ciphertext.data == NULL)
 436                                 return -1;
 437                         if (test_vec->ciphertext.length < opts->max_buffer_size)
 438                                 return -1;
 439                         if (test_vec->cipher_iv.data == NULL)
 440                                 return -1;
 441                         if (test_vec->cipher_iv.length != opts->cipher_iv_sz)
 442                                 return -1;
 443                         if (test_vec->cipher_key.data == NULL)
 444                                 return -1;
 445                         if (test_vec->cipher_key.length != opts->cipher_key_sz)
 446                                 return -1;
 447                 }
 448                 if (opts->auth_algo != RTE_CRYPTO_AUTH_NULL) {
 449                         if (test_vec->auth_key.data == NULL)
 450                                 return -1;
 451                         if (test_vec->auth_key.length != opts->auth_key_sz)
 452                                 return -1;
 453                         if (test_vec->auth_iv.length != opts->auth_iv_sz)
 454                                 return -1;
 455                         /* Auth IV is only required for some algorithms */
 456                         if (opts->auth_iv_sz && test_vec->auth_iv.data == NULL)
 457                                 return -1;
 458                         if (test_vec->digest.data == NULL)
 459                                 return -1;
 460                         if (test_vec->digest.length < opts->digest_sz)
 461                                 return -1;
 462                 }
 463         } else if (opts->op_type == CPERF_AEAD) {
 464                 if (test_vec->plaintext.data == NULL)
 465                         return -1;
 466                 if (test_vec->plaintext.length < opts->max_buffer_size)
 467                         return -1;
 468                 if (test_vec->ciphertext.data == NULL)
 469                         return -1;
 470                 if (test_vec->ciphertext.length < opts->max_buffer_size)
 471                         return -1;
 472                 if (test_vec->aead_key.data == NULL)
 473                         return -1;
 474                 if (test_vec->aead_key.length != opts->aead_key_sz)
 475                         return -1;
 476                 if (test_vec->aead_iv.data == NULL)
 477                         return -1;
 478                 if (test_vec->aead_iv.length != opts->aead_iv_sz)
 479                         return -1;
 480                 if (test_vec->aad.data == NULL)
 481                         return -1;
 482                 if (test_vec->aad.length != opts->aead_aad_sz)
 483                         return -1;
 484                 if (test_vec->digest.data == NULL)
 485                         return -1;
 486                 if (test_vec->digest.length < opts->digest_sz)
 487                         return -1;
 488         }
 489         return 0;
 490 }
 491
 492 int
 493 main(int argc, char **argv)
 494 {
 495         struct cperf_options opts = {0};
 496         struct cperf_test_vector *t_vec = NULL;
 497         struct cperf_op_fns op_fns;
 498         void *ctx[RTE_MAX_LCORE] = { };
 499         int nb_cryptodevs = 0;
 500         uint16_t total_nb_qps = 0;
 501         uint8_t cdev_id, i;
 502         uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = { 0 };
 503
 504         uint8_t buffer_size_idx = 0;
 505
 506         int ret;
 507         uint32_t lcore_id;
 508
 509         /* Initialise DPDK EAL */
 510         ret = rte_eal_init(argc, argv);
 511         if (ret < 0)
 512                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments!\n");
 513         argc -= ret;
 514         argv += ret;
 515
 516         cperf_options_default(&opts);
 517
 518         ret = cperf_options_parse(&opts, argc, argv);
 519         if (ret) {
 520                 RTE_LOG(ERR, USER1, "Parsing on or more user options failed\n");
 521                 goto err;
 522         }
 523
 524         ret = cperf_options_check(&opts);
 525         if (ret) {
 526                 RTE_LOG(ERR, USER1,
 527                                 "Checking on or more user options failed\n");
 528                 goto err;
 529         }
 530
 531         nb_cryptodevs = cperf_initialize_cryptodev(&opts, enabled_cdevs);
 532
 533         if (!opts.silent)
 534                 cperf_options_dump(&opts);
 535
 536         if (nb_cryptodevs < 1) {
 537                 RTE_LOG(ERR, USER1, "Failed to initialise requested crypto "
 538                                 "device type\n");
 539                 nb_cryptodevs = 0;
 540                 goto err;
 541         }
 542
 543         ret = cperf_verify_devices_capabilities(&opts, enabled_cdevs,
 544                         nb_cryptodevs);
 545         if (ret) {
 546                 RTE_LOG(ERR, USER1, "Crypto device type does not support "
 547                                 "capabilities requested\n");
 548                 goto err;
 549         }
 550
 551         if (opts.test_file != NULL) {
 552                 t_vec = cperf_test_vector_get_from_file(&opts);
 553                 if (t_vec == NULL) {
 554                         RTE_LOG(ERR, USER1,
 555                                         "Failed to create test vector for"
 556                                         " specified file\n");
 557                         goto err;
 558                 }
 559
 560                 if (cperf_check_test_vector(&opts, t_vec)) {
 561                         RTE_LOG(ERR, USER1, "Incomplete necessary test vectors"
 562                                         "\n");
 563                         goto err;
 564                 }
 565         } else {
 566                 t_vec = cperf_test_vector_get_dummy(&opts);
 567                 if (t_vec == NULL) {
 568                         RTE_LOG(ERR, USER1,
 569                                         "Failed to create test vector for"
 570                                         " specified algorithms\n");
 571                         goto err;
 572                 }
 573         }
 574
 575         ret = cperf_get_op_functions(&opts, &op_fns);
 576         if (ret) {
 577                 RTE_LOG(ERR, USER1, "Failed to find function ops set for "
 578                                 "specified algorithms combination\n");
 579                 goto err;
 580         }
 581
 582         if (!opts.silent)
 583                 show_test_vector(t_vec);
 584
 585         total_nb_qps = nb_cryptodevs * opts.nb_qps;
 586
 587         i = 0;
 588         uint8_t qp_id = 0, cdev_index = 0;
 589         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 590
 591                 if (i == total_nb_qps)
 592                         break;
 593
 594                 cdev_id = enabled_cdevs[cdev_index];
 595
 596                 uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
 597
 598                 ctx[i] = cperf_testmap[opts.test].constructor(
 599                                 session_pool_socket[socket_id].sess_mp,
 600                                 session_pool_socket[socket_id].priv_mp,
 601                                 cdev_id, qp_id,
 602                                 &opts, t_vec, &op_fns);
 603                 if (ctx[i] == NULL) {
 604                         RTE_LOG(ERR, USER1, "Test run constructor failed\n");
 605                         goto err;
 606                 }
 607                 qp_id = (qp_id + 1) % opts.nb_qps;
 608                 if (qp_id == 0)
 609                         cdev_index++;
 610                 i++;
 611         }
 612
 613         if (opts.imix_distribution_count != 0) {
 614                 uint8_t buffer_size_count = opts.buffer_size_count;
 615                 uint16_t distribution_total[buffer_size_count];
 616                 uint32_t op_idx;
 617                 uint32_t test_average_size = 0;
 618                 const uint32_t *buffer_size_list = opts.buffer_size_list;
 619                 const uint32_t *imix_distribution_list = opts.imix_distribution_list;
 620
 621                 opts.imix_buffer_sizes = rte_malloc(NULL,
 622                                         sizeof(uint32_t) * opts.pool_sz,
 623                                         0);
 624                 /*
 625                  * Calculate accumulated distribution of
 626                  * probabilities per packet size
 627                  */
 628                 distribution_total[0] = imix_distribution_list[0];
 629                 for (i = 1; i < buffer_size_count; i++)
 630                         distribution_total[i] = imix_distribution_list[i] +
 631                                 distribution_total[i-1];
 632
 633                 /* Calculate a random sequence of packet sizes, based on distribution */
 634                 for (op_idx = 0; op_idx < opts.pool_sz; op_idx++) {
 635                         uint16_t random_number = rte_rand() %
 636                                 distribution_total[buffer_size_count - 1];
 637                         for (i = 0; i < buffer_size_count; i++)
 638                                 if (random_number < distribution_total[i])
 639                                         break;
 640
 641                         opts.imix_buffer_sizes[op_idx] = buffer_size_list[i];
 642                 }
 643
 644                 /* Calculate average buffer size for the IMIX distribution */
 645                 for (i = 0; i < buffer_size_count; i++)
 646                         test_average_size += buffer_size_list[i] *
 647                                 imix_distribution_list[i];
 648
 649                 opts.test_buffer_size = test_average_size /
 650                                 distribution_total[buffer_size_count - 1];
 651
 652                 i = 0;
 653                 RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 654
 655                         if (i == total_nb_qps)
 656                                 break;
 657
 658                         rte_eal_remote_launch(cperf_testmap[opts.test].runner,
 659                                 ctx[i], lcore_id);
 660                         i++;
 661                 }
 662                 i = 0;
 663                 RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 664
 665                         if (i == total_nb_qps)
 666                                 break;
 667                         rte_eal_wait_lcore(lcore_id);
 668                         i++;
 669                 }
 670         } else {
 671
 672                 /* Get next size from range or list */
 673                 if (opts.inc_buffer_size != 0)
 674                         opts.test_buffer_size = opts.min_buffer_size;
 675                 else
 676                         opts.test_buffer_size = opts.buffer_size_list[0];
 677
 678                 while (opts.test_buffer_size <= opts.max_buffer_size) {
 679                         i = 0;
 680                         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 681
 682                                 if (i == total_nb_qps)
 683                                         break;
 684
 685                                 rte_eal_remote_launch(cperf_testmap[opts.test].runner,
 686                                         ctx[i], lcore_id);
 687                                 i++;
 688                         }
 689                         i = 0;
 690                         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 691
 692                                 if (i == total_nb_qps)
 693                                         break;
 694                                 rte_eal_wait_lcore(lcore_id);
 695                                 i++;
 696                         }
 697
 698                         /* Get next size from range or list */
 699                         if (opts.inc_buffer_size != 0)
 700                                 opts.test_buffer_size += opts.inc_buffer_size;
 701                         else {
 702                                 if (++buffer_size_idx == opts.buffer_size_count)
 703                                         break;
 704                                 opts.test_buffer_size =
 705                                         opts.buffer_size_list[buffer_size_idx];
 706                         }
 707                 }
 708         }
 709
 710         i = 0;
 711         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 712
 713                 if (i == total_nb_qps)
 714                         break;
 715
 716                 cperf_testmap[opts.test].destructor(ctx[i]);
 717                 i++;
 718         }
 719
 720         for (i = 0; i < nb_cryptodevs &&
 721                         i < RTE_CRYPTO_MAX_DEVS; i++)
 722                 rte_cryptodev_stop(enabled_cdevs[i]);
 723
 724         free_test_vector(t_vec, &opts);
 725
 726         printf("\n");
 727         return EXIT_SUCCESS;
 728
 729 err:
 730         i = 0;
 731         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 732                 if (i == total_nb_qps)
 733                         break;
 734
 735                 if (ctx[i] && cperf_testmap[opts.test].destructor)
 736                         cperf_testmap[opts.test].destructor(ctx[i]);
 737                 i++;
 738         }
 739
 740         for (i = 0; i < nb_cryptodevs &&
 741                         i < RTE_CRYPTO_MAX_DEVS; i++)
 742                 rte_cryptodev_stop(enabled_cdevs[i]);
 743         rte_free(opts.imix_buffer_sizes);
 744         free_test_vector(t_vec, &opts);
 745
 746         printf("\n");
 747         return EXIT_FAILURE;
 748 }