1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (c) Intel Corporation. 3 * All rights reserved. 4 * Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved. 5 */ 6 7 #include "spdk_cunit.h" 8 /* We have our own mock for this */ 9 #define UNIT_TEST_NO_VTOPHYS 10 #include "common/lib/test_env.c" 11 #include "spdk_internal/mock.h" 12 #include "thread/thread_internal.h" 13 #include "unit/lib/json_mock.c" 14 #include "spdk/reduce.h" 15 16 #include <rte_compressdev.h> 17 18 /* There will be one if the data perfectly matches the chunk size, 19 * or there could be an offset into the data and a remainder after 20 * the data or both for a max of 3. 21 */ 22 #define UT_MBUFS_PER_OP 3 23 /* For testing the crossing of a huge page boundary on address translation, 24 * we'll have an extra one but we only test on the source side. 25 */ 26 #define UT_MBUFS_PER_OP_BOUND_TEST 4 27 28 struct spdk_bdev_io *g_bdev_io; 29 struct spdk_io_channel *g_io_ch; 30 struct rte_comp_op g_comp_op[2]; 31 struct vbdev_compress g_comp_bdev; 32 struct comp_device_qp g_device_qp; 33 struct compress_dev g_device; 34 struct rte_compressdev_capabilities g_cdev_cap; 35 static struct rte_mbuf *g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST]; 36 static struct rte_mbuf *g_dst_mbufs[UT_MBUFS_PER_OP]; 37 static struct rte_mbuf g_expected_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST]; 38 static struct rte_mbuf g_expected_dst_mbufs[UT_MBUFS_PER_OP]; 39 struct comp_bdev_io *g_io_ctx; 40 struct comp_io_channel *g_comp_ch; 41 42 /* Those functions are defined as static inline in DPDK, so we can't 43 * mock them straight away. We use defines to redirect them into 44 * our custom functions. 45 */ 46 47 static void mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 48 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo); 49 #define rte_pktmbuf_attach_extbuf mock_rte_pktmbuf_attach_extbuf 50 static void 51 mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 52 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo) 53 { 54 assert(m != NULL); 55 m->buf_addr = buf_addr; 56 m->buf_iova = buf_iova; 57 m->buf_len = buf_len; 58 m->data_len = m->pkt_len = 0; 59 } 60 61 static char *mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len); 62 #define rte_pktmbuf_append mock_rte_pktmbuf_append 63 static char * 64 mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len) 65 { 66 m->pkt_len = m->pkt_len + len; 67 return NULL; 68 } 69 70 static inline int mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail); 71 #define rte_pktmbuf_chain mock_rte_pktmbuf_chain 72 static inline int 73 mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail) 74 { 75 struct rte_mbuf *cur_tail; 76 77 cur_tail = rte_pktmbuf_lastseg(head); 78 cur_tail->next = tail; 79 80 return 0; 81 } 82 83 uint16_t ut_max_nb_queue_pairs = 0; 84 void __rte_experimental mock_rte_compressdev_info_get(uint8_t dev_id, 85 struct rte_compressdev_info *dev_info); 86 #define rte_compressdev_info_get mock_rte_compressdev_info_get 87 void __rte_experimental 88 mock_rte_compressdev_info_get(uint8_t dev_id, struct rte_compressdev_info *dev_info) 89 { 90 dev_info->max_nb_queue_pairs = ut_max_nb_queue_pairs; 91 dev_info->capabilities = &g_cdev_cap; 92 dev_info->driver_name = "compress_isal"; 93 } 94 95 int ut_rte_compressdev_configure = 0; 96 int __rte_experimental mock_rte_compressdev_configure(uint8_t dev_id, 97 struct rte_compressdev_config *config); 98 #define rte_compressdev_configure mock_rte_compressdev_configure 99 int __rte_experimental 100 mock_rte_compressdev_configure(uint8_t dev_id, struct rte_compressdev_config *config) 101 { 102 return ut_rte_compressdev_configure; 103 } 104 105 int ut_rte_compressdev_queue_pair_setup = 0; 106 int __rte_experimental mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 107 uint32_t max_inflight_ops, int socket_id); 108 #define rte_compressdev_queue_pair_setup mock_rte_compressdev_queue_pair_setup 109 int __rte_experimental 110 mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 111 uint32_t max_inflight_ops, int socket_id) 112 { 113 return ut_rte_compressdev_queue_pair_setup; 114 } 115 116 int ut_rte_compressdev_start = 0; 117 int __rte_experimental mock_rte_compressdev_start(uint8_t dev_id); 118 #define rte_compressdev_start mock_rte_compressdev_start 119 int __rte_experimental 120 mock_rte_compressdev_start(uint8_t dev_id) 121 { 122 return ut_rte_compressdev_start; 123 } 124 125 int ut_rte_compressdev_private_xform_create = 0; 126 int __rte_experimental mock_rte_compressdev_private_xform_create(uint8_t dev_id, 127 const struct rte_comp_xform *xform, void **private_xform); 128 #define rte_compressdev_private_xform_create mock_rte_compressdev_private_xform_create 129 int __rte_experimental 130 mock_rte_compressdev_private_xform_create(uint8_t dev_id, 131 const struct rte_comp_xform *xform, void **private_xform) 132 { 133 return ut_rte_compressdev_private_xform_create; 134 } 135 136 uint8_t ut_rte_compressdev_count = 0; 137 uint8_t __rte_experimental mock_rte_compressdev_count(void); 138 #define rte_compressdev_count mock_rte_compressdev_count 139 uint8_t __rte_experimental 140 mock_rte_compressdev_count(void) 141 { 142 return ut_rte_compressdev_count; 143 } 144 145 struct rte_mempool *ut_rte_comp_op_pool_create = NULL; 146 struct rte_mempool *__rte_experimental mock_rte_comp_op_pool_create(const char *name, 147 unsigned int nb_elts, unsigned int cache_size, uint16_t user_size, 148 int socket_id); 149 #define rte_comp_op_pool_create mock_rte_comp_op_pool_create 150 struct rte_mempool *__rte_experimental 151 mock_rte_comp_op_pool_create(const char *name, unsigned int nb_elts, 152 unsigned int cache_size, uint16_t user_size, int socket_id) 153 { 154 return ut_rte_comp_op_pool_create; 155 } 156 157 void mock_rte_pktmbuf_free(struct rte_mbuf *m); 158 #define rte_pktmbuf_free mock_rte_pktmbuf_free 159 void 160 mock_rte_pktmbuf_free(struct rte_mbuf *m) 161 { 162 } 163 164 void mock_rte_pktmbuf_free_bulk(struct rte_mbuf **m, unsigned int cnt); 165 #define rte_pktmbuf_free_bulk mock_rte_pktmbuf_free_bulk 166 void 167 mock_rte_pktmbuf_free_bulk(struct rte_mbuf **m, unsigned int cnt) 168 { 169 } 170 171 static bool ut_boundary_alloc = false; 172 static int ut_rte_pktmbuf_alloc_bulk = 0; 173 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 174 unsigned count); 175 #define rte_pktmbuf_alloc_bulk mock_rte_pktmbuf_alloc_bulk 176 int 177 mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 178 unsigned count) 179 { 180 int i; 181 182 /* This mocked function only supports the alloc of up to 3 src and 3 dst. */ 183 ut_rte_pktmbuf_alloc_bulk += count; 184 185 if (ut_rte_pktmbuf_alloc_bulk == 1) { 186 /* allocation of an extra mbuf for boundary cross test */ 187 ut_boundary_alloc = true; 188 g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1]->next = NULL; 189 *mbufs = g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1]; 190 ut_rte_pktmbuf_alloc_bulk = 0; 191 } else if (ut_rte_pktmbuf_alloc_bulk == UT_MBUFS_PER_OP) { 192 /* first test allocation, src mbufs */ 193 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 194 g_src_mbufs[i]->next = NULL; 195 *mbufs++ = g_src_mbufs[i]; 196 } 197 } else if (ut_rte_pktmbuf_alloc_bulk == UT_MBUFS_PER_OP * 2) { 198 /* second test allocation, dst mbufs */ 199 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 200 g_dst_mbufs[i]->next = NULL; 201 *mbufs++ = g_dst_mbufs[i]; 202 } 203 ut_rte_pktmbuf_alloc_bulk = 0; 204 } else { 205 return -1; 206 } 207 return 0; 208 } 209 210 struct rte_mempool * 211 rte_pktmbuf_pool_create(const char *name, unsigned n, unsigned cache_size, 212 uint16_t priv_size, uint16_t data_room_size, int socket_id) 213 { 214 struct spdk_mempool *tmp; 215 216 tmp = spdk_mempool_create("mbuf_mp", 1024, sizeof(struct rte_mbuf), 217 SPDK_MEMPOOL_DEFAULT_CACHE_SIZE, 218 SPDK_ENV_SOCKET_ID_ANY); 219 220 return (struct rte_mempool *)tmp; 221 } 222 223 void 224 rte_mempool_free(struct rte_mempool *mp) 225 { 226 if (mp) { 227 spdk_mempool_free((struct spdk_mempool *)mp); 228 } 229 } 230 231 static int ut_spdk_reduce_vol_op_complete_err = 0; 232 void 233 spdk_reduce_vol_writev(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 234 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 235 void *cb_arg) 236 { 237 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 238 } 239 240 void 241 spdk_reduce_vol_readv(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 242 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 243 void *cb_arg) 244 { 245 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 246 } 247 248 #include "bdev/compress/vbdev_compress.c" 249 250 /* SPDK stubs */ 251 DEFINE_STUB(spdk_bdev_get_aliases, const struct spdk_bdev_aliases_list *, 252 (const struct spdk_bdev *bdev), NULL); 253 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module)); 254 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io)); 255 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev, 256 enum spdk_bdev_io_type io_type), 0); 257 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev)); 258 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc)); 259 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0); 260 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0); 261 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn, 262 void *cb_arg)); 263 DEFINE_STUB(spdk_bdev_open_ext, int, (const char *bdev_name, bool write, 264 spdk_bdev_event_cb_t event_cb, 265 void *event_ctx, struct spdk_bdev_desc **_desc), 0); 266 DEFINE_STUB(spdk_bdev_desc_get_bdev, struct spdk_bdev *, (struct spdk_bdev_desc *desc), NULL); 267 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, 268 struct spdk_bdev_module *module), 0); 269 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module)); 270 DEFINE_STUB(spdk_bdev_register, int, (struct spdk_bdev *bdev), 0); 271 DEFINE_STUB(spdk_bdev_get_by_name, struct spdk_bdev *, (const char *bdev_name), NULL); 272 DEFINE_STUB(spdk_bdev_io_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_io *bdev_io), 273 0); 274 DEFINE_STUB(spdk_bdev_queue_io_wait, int, (struct spdk_bdev *bdev, struct spdk_io_channel *ch, 275 struct spdk_bdev_io_wait_entry *entry), 0); 276 DEFINE_STUB_V(spdk_reduce_vol_unload, (struct spdk_reduce_vol *vol, 277 spdk_reduce_vol_op_complete cb_fn, void *cb_arg)); 278 DEFINE_STUB_V(spdk_reduce_vol_load, (struct spdk_reduce_backing_dev *backing_dev, 279 spdk_reduce_vol_op_with_handle_complete cb_fn, void *cb_arg)); 280 DEFINE_STUB(spdk_reduce_vol_get_params, const struct spdk_reduce_vol_params *, 281 (struct spdk_reduce_vol *vol), NULL); 282 DEFINE_STUB_V(spdk_reduce_vol_init, (struct spdk_reduce_vol_params *params, 283 struct spdk_reduce_backing_dev *backing_dev, 284 const char *pm_file_dir, 285 spdk_reduce_vol_op_with_handle_complete cb_fn, void *cb_arg)); 286 DEFINE_STUB_V(spdk_reduce_vol_destroy, (struct spdk_reduce_backing_dev *backing_dev, 287 spdk_reduce_vol_op_complete cb_fn, void *cb_arg)); 288 289 /* DPDK stubs */ 290 #define DPDK_DYNFIELD_OFFSET offsetof(struct rte_mbuf, dynfield1[1]) 291 DEFINE_STUB(rte_mbuf_dynfield_register, int, (const struct rte_mbuf_dynfield *params), 292 DPDK_DYNFIELD_OFFSET); 293 DEFINE_STUB(rte_socket_id, unsigned, (void), 0); 294 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0); 295 DEFINE_STUB_V(rte_comp_op_free, (struct rte_comp_op *op)); 296 DEFINE_STUB(rte_comp_op_alloc, struct rte_comp_op *, (struct rte_mempool *mempool), NULL); 297 298 int g_small_size_counter = 0; 299 int g_small_size_modify = 0; 300 uint64_t g_small_size = 0; 301 uint64_t 302 spdk_vtophys(const void *buf, uint64_t *size) 303 { 304 g_small_size_counter++; 305 if (g_small_size_counter == g_small_size_modify) { 306 *size = g_small_size; 307 g_small_size_counter = 0; 308 g_small_size_modify = 0; 309 } 310 return (uint64_t)buf; 311 } 312 313 void 314 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len) 315 { 316 cb(g_io_ch, g_bdev_io, true); 317 } 318 319 /* Mock these functions to call the callback and then return the value we require */ 320 int ut_spdk_bdev_readv_blocks = 0; 321 int 322 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 323 struct iovec *iov, int iovcnt, 324 uint64_t offset_blocks, uint64_t num_blocks, 325 spdk_bdev_io_completion_cb cb, void *cb_arg) 326 { 327 cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg); 328 return ut_spdk_bdev_readv_blocks; 329 } 330 331 int ut_spdk_bdev_writev_blocks = 0; 332 bool ut_spdk_bdev_writev_blocks_mocked = false; 333 int 334 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 335 struct iovec *iov, int iovcnt, 336 uint64_t offset_blocks, uint64_t num_blocks, 337 spdk_bdev_io_completion_cb cb, void *cb_arg) 338 { 339 cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg); 340 return ut_spdk_bdev_writev_blocks; 341 } 342 343 int ut_spdk_bdev_unmap_blocks = 0; 344 bool ut_spdk_bdev_unmap_blocks_mocked = false; 345 int 346 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 347 uint64_t offset_blocks, uint64_t num_blocks, 348 spdk_bdev_io_completion_cb cb, void *cb_arg) 349 { 350 cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg); 351 return ut_spdk_bdev_unmap_blocks; 352 } 353 354 int ut_spdk_bdev_flush_blocks = 0; 355 bool ut_spdk_bdev_flush_blocks_mocked = false; 356 int 357 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 358 uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb, 359 void *cb_arg) 360 { 361 cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg); 362 return ut_spdk_bdev_flush_blocks; 363 } 364 365 int ut_spdk_bdev_reset = 0; 366 bool ut_spdk_bdev_reset_mocked = false; 367 int 368 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 369 spdk_bdev_io_completion_cb cb, void *cb_arg) 370 { 371 cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg); 372 return ut_spdk_bdev_reset; 373 } 374 375 bool g_completion_called = false; 376 void 377 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status) 378 { 379 bdev_io->internal.status = status; 380 g_completion_called = true; 381 } 382 383 static uint16_t ut_rte_compressdev_dequeue_burst = 0; 384 uint16_t 385 rte_compressdev_dequeue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 386 uint16_t nb_op) 387 { 388 if (ut_rte_compressdev_dequeue_burst == 0) { 389 return 0; 390 } 391 392 ops[0] = &g_comp_op[0]; 393 ops[1] = &g_comp_op[1]; 394 395 return ut_rte_compressdev_dequeue_burst; 396 } 397 398 static int ut_compress_done[2]; 399 /* done_count and done_idx together control which expected assertion 400 * value to use when dequeuing 2 operations. 401 */ 402 static uint16_t done_count = 1; 403 static uint16_t done_idx = 0; 404 static void 405 _compress_done(void *_req, int reduce_errno) 406 { 407 if (done_count == 1) { 408 CU_ASSERT(reduce_errno == ut_compress_done[0]); 409 } else if (done_count == 2) { 410 CU_ASSERT(reduce_errno == ut_compress_done[done_idx++]); 411 } 412 } 413 414 static void 415 _get_mbuf_array(struct rte_mbuf **mbuf_array, struct rte_mbuf *mbuf_head, 416 int mbuf_count, bool null_final) 417 { 418 int i; 419 420 for (i = 0; i < mbuf_count; i++) { 421 mbuf_array[i] = mbuf_head; 422 if (mbuf_head) { 423 mbuf_head = mbuf_head->next; 424 } 425 } 426 if (null_final) { 427 mbuf_array[i - 1] = NULL; 428 } 429 } 430 431 #define FAKE_ENQUEUE_SUCCESS 255 432 #define FAKE_ENQUEUE_ERROR 128 433 #define FAKE_ENQUEUE_BUSY 64 434 static uint16_t ut_enqueue_value = FAKE_ENQUEUE_SUCCESS; 435 static struct rte_comp_op ut_expected_op; 436 uint16_t 437 rte_compressdev_enqueue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 438 uint16_t nb_ops) 439 { 440 struct rte_comp_op *op = *ops; 441 struct rte_mbuf *op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 442 struct rte_mbuf *exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 443 int i, num_src_mbufs = UT_MBUFS_PER_OP; 444 445 switch (ut_enqueue_value) { 446 case FAKE_ENQUEUE_BUSY: 447 op->status = RTE_COMP_OP_STATUS_NOT_PROCESSED; 448 return 0; 449 case FAKE_ENQUEUE_SUCCESS: 450 op->status = RTE_COMP_OP_STATUS_SUCCESS; 451 return 1; 452 case FAKE_ENQUEUE_ERROR: 453 op->status = RTE_COMP_OP_STATUS_ERROR; 454 return 0; 455 default: 456 break; 457 } 458 459 /* by design the compress module will never send more than 1 op at a time */ 460 CU_ASSERT(op->private_xform == ut_expected_op.private_xform); 461 462 /* setup our local pointers to the chained mbufs, those pointed to in the 463 * operation struct and the expected values. 464 */ 465 _get_mbuf_array(op_mbuf, op->m_src, SPDK_COUNTOF(op_mbuf), true); 466 _get_mbuf_array(exp_mbuf, ut_expected_op.m_src, SPDK_COUNTOF(exp_mbuf), true); 467 468 if (ut_boundary_alloc == true) { 469 /* if we crossed a boundary, we need to check the 4th src mbuf and 470 * reset the global that is used to identify whether we crossed 471 * or not 472 */ 473 num_src_mbufs = UT_MBUFS_PER_OP_BOUND_TEST; 474 exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] = ut_expected_op.m_src->next->next->next; 475 op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] = op->m_src->next->next->next; 476 ut_boundary_alloc = false; 477 } 478 479 for (i = 0; i < num_src_mbufs; i++) { 480 CU_ASSERT(op_mbuf[i]->buf_addr == exp_mbuf[i]->buf_addr); 481 CU_ASSERT(op_mbuf[i]->buf_iova == exp_mbuf[i]->buf_iova); 482 CU_ASSERT(op_mbuf[i]->buf_len == exp_mbuf[i]->buf_len); 483 CU_ASSERT(op_mbuf[i]->pkt_len == exp_mbuf[i]->pkt_len); 484 } 485 486 /* if only 3 mbufs were used in the test, the 4th should be zeroed */ 487 if (num_src_mbufs == UT_MBUFS_PER_OP) { 488 CU_ASSERT(op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] == NULL); 489 CU_ASSERT(exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] == NULL); 490 } 491 CU_ASSERT(*RTE_MBUF_DYNFIELD(op->m_src, g_mbuf_offset, uint64_t *) == 492 *RTE_MBUF_DYNFIELD(ut_expected_op.m_src, g_mbuf_offset, uint64_t *)); 493 CU_ASSERT(op->src.offset == ut_expected_op.src.offset); 494 CU_ASSERT(op->src.length == ut_expected_op.src.length); 495 496 /* check dst mbuf values */ 497 _get_mbuf_array(op_mbuf, op->m_dst, SPDK_COUNTOF(op_mbuf), true); 498 _get_mbuf_array(exp_mbuf, ut_expected_op.m_dst, SPDK_COUNTOF(exp_mbuf), true); 499 500 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 501 CU_ASSERT(op_mbuf[i]->buf_addr == exp_mbuf[i]->buf_addr); 502 CU_ASSERT(op_mbuf[i]->buf_iova == exp_mbuf[i]->buf_iova); 503 CU_ASSERT(op_mbuf[i]->buf_len == exp_mbuf[i]->buf_len); 504 CU_ASSERT(op_mbuf[i]->pkt_len == exp_mbuf[i]->pkt_len); 505 } 506 CU_ASSERT(op->dst.offset == ut_expected_op.dst.offset); 507 508 return ut_enqueue_value; 509 } 510 511 /* Global setup for all tests that share a bunch of preparation... */ 512 static int 513 test_setup(void) 514 { 515 struct spdk_thread *thread; 516 int i; 517 518 spdk_thread_lib_init(NULL, 0); 519 520 thread = spdk_thread_create(NULL, NULL); 521 spdk_set_thread(thread); 522 523 g_comp_bdev.drv_name = "test"; 524 g_comp_bdev.reduce_thread = thread; 525 g_comp_bdev.backing_dev.unmap = _comp_reduce_unmap; 526 g_comp_bdev.backing_dev.readv = _comp_reduce_readv; 527 g_comp_bdev.backing_dev.writev = _comp_reduce_writev; 528 g_comp_bdev.backing_dev.compress = _comp_reduce_compress; 529 g_comp_bdev.backing_dev.decompress = _comp_reduce_decompress; 530 g_comp_bdev.backing_dev.blocklen = 512; 531 g_comp_bdev.backing_dev.blockcnt = 1024 * 16; 532 g_comp_bdev.backing_dev.sgl_in = true; 533 g_comp_bdev.backing_dev.sgl_out = true; 534 535 g_comp_bdev.device_qp = &g_device_qp; 536 g_comp_bdev.device_qp->device = &g_device; 537 538 TAILQ_INIT(&g_comp_bdev.queued_comp_ops); 539 540 g_comp_xform = (struct rte_comp_xform) { 541 .type = RTE_COMP_COMPRESS, 542 .compress = { 543 .algo = RTE_COMP_ALGO_DEFLATE, 544 .deflate.huffman = RTE_COMP_HUFFMAN_DEFAULT, 545 .level = RTE_COMP_LEVEL_MAX, 546 .window_size = DEFAULT_WINDOW_SIZE, 547 .chksum = RTE_COMP_CHECKSUM_NONE, 548 .hash_algo = RTE_COMP_HASH_ALGO_NONE 549 } 550 }; 551 552 g_decomp_xform = (struct rte_comp_xform) { 553 .type = RTE_COMP_DECOMPRESS, 554 .decompress = { 555 .algo = RTE_COMP_ALGO_DEFLATE, 556 .chksum = RTE_COMP_CHECKSUM_NONE, 557 .window_size = DEFAULT_WINDOW_SIZE, 558 .hash_algo = RTE_COMP_HASH_ALGO_NONE 559 } 560 }; 561 g_device.comp_xform = &g_comp_xform; 562 g_device.decomp_xform = &g_decomp_xform; 563 g_cdev_cap.comp_feature_flags = RTE_COMP_FF_SHAREABLE_PRIV_XFORM; 564 g_device.cdev_info.driver_name = "compress_isal"; 565 g_device.cdev_info.capabilities = &g_cdev_cap; 566 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST; i++) { 567 g_src_mbufs[i] = calloc(1, sizeof(struct rte_mbuf)); 568 } 569 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 570 g_dst_mbufs[i] = calloc(1, sizeof(struct rte_mbuf)); 571 } 572 573 g_bdev_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct comp_bdev_io)); 574 g_bdev_io->u.bdev.iovs = calloc(128, sizeof(struct iovec)); 575 g_bdev_io->bdev = &g_comp_bdev.comp_bdev; 576 g_io_ch = calloc(1, sizeof(struct spdk_io_channel) + sizeof(struct comp_io_channel)); 577 g_io_ch->thread = thread; 578 g_comp_ch = (struct comp_io_channel *)spdk_io_channel_get_ctx(g_io_ch); 579 g_io_ctx = (struct comp_bdev_io *)g_bdev_io->driver_ctx; 580 581 g_io_ctx->comp_ch = g_comp_ch; 582 g_io_ctx->comp_bdev = &g_comp_bdev; 583 g_comp_bdev.device_qp = &g_device_qp; 584 585 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST - 1; i++) { 586 g_expected_src_mbufs[i].next = &g_expected_src_mbufs[i + 1]; 587 } 588 g_expected_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1].next = NULL; 589 590 /* we only test w/4 mbufs on src side */ 591 for (i = 0; i < UT_MBUFS_PER_OP - 1; i++) { 592 g_expected_dst_mbufs[i].next = &g_expected_dst_mbufs[i + 1]; 593 } 594 g_expected_dst_mbufs[UT_MBUFS_PER_OP - 1].next = NULL; 595 g_mbuf_offset = DPDK_DYNFIELD_OFFSET; 596 597 return 0; 598 } 599 600 /* Global teardown for all tests */ 601 static int 602 test_cleanup(void) 603 { 604 struct spdk_thread *thread; 605 int i; 606 607 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST; i++) { 608 free(g_src_mbufs[i]); 609 } 610 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 611 free(g_dst_mbufs[i]); 612 } 613 free(g_bdev_io->u.bdev.iovs); 614 free(g_bdev_io); 615 free(g_io_ch); 616 617 thread = spdk_get_thread(); 618 spdk_thread_exit(thread); 619 while (!spdk_thread_is_exited(thread)) { 620 spdk_thread_poll(thread, 0, 0); 621 } 622 spdk_thread_destroy(thread); 623 624 spdk_thread_lib_fini(); 625 626 return 0; 627 } 628 629 static void 630 test_compress_operation(void) 631 { 632 struct iovec src_iovs[3] = {}; 633 int src_iovcnt; 634 struct iovec dst_iovs[3] = {}; 635 int dst_iovcnt; 636 struct spdk_reduce_vol_cb_args cb_arg; 637 int rc, i; 638 struct vbdev_comp_op *op; 639 struct rte_mbuf *exp_src_mbuf[UT_MBUFS_PER_OP]; 640 struct rte_mbuf *exp_dst_mbuf[UT_MBUFS_PER_OP]; 641 642 src_iovcnt = dst_iovcnt = 3; 643 for (i = 0; i < dst_iovcnt; i++) { 644 src_iovs[i].iov_len = 0x1000; 645 dst_iovs[i].iov_len = 0x1000; 646 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 647 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 648 } 649 650 /* test rte_comp_op_alloc failure */ 651 MOCK_SET(rte_comp_op_alloc, NULL); 652 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 653 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 654 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 655 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 656 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 657 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 658 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 659 free(op); 660 } 661 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 662 CU_ASSERT(rc == 0); 663 MOCK_SET(rte_comp_op_alloc, &g_comp_op[0]); 664 665 /* test mempool get failure */ 666 ut_rte_pktmbuf_alloc_bulk = -1; 667 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 668 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 669 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 670 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 671 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 672 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 673 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 674 free(op); 675 } 676 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 677 CU_ASSERT(rc == 0); 678 ut_rte_pktmbuf_alloc_bulk = 0; 679 680 /* test enqueue failure busy */ 681 ut_enqueue_value = FAKE_ENQUEUE_BUSY; 682 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 683 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 684 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 685 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 686 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 687 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 688 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 689 free(op); 690 } 691 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 692 CU_ASSERT(rc == 0); 693 ut_enqueue_value = 1; 694 695 /* test enqueue failure error */ 696 ut_enqueue_value = FAKE_ENQUEUE_ERROR; 697 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 698 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 699 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 700 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 701 CU_ASSERT(rc == -EINVAL); 702 ut_enqueue_value = FAKE_ENQUEUE_SUCCESS; 703 704 /* test success with 3 vector iovec */ 705 ut_expected_op.private_xform = &g_decomp_xform; 706 ut_expected_op.src.offset = 0; 707 ut_expected_op.src.length = src_iovs[0].iov_len + src_iovs[1].iov_len + src_iovs[2].iov_len; 708 709 /* setup the src expected values */ 710 _get_mbuf_array(exp_src_mbuf, &g_expected_src_mbufs[0], SPDK_COUNTOF(exp_src_mbuf), false); 711 ut_expected_op.m_src = exp_src_mbuf[0]; 712 713 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 714 *RTE_MBUF_DYNFIELD(exp_src_mbuf[i], g_mbuf_offset, uint64_t *) = (uint64_t)&cb_arg; 715 exp_src_mbuf[i]->buf_addr = src_iovs[i].iov_base; 716 exp_src_mbuf[i]->buf_iova = spdk_vtophys(src_iovs[i].iov_base, &src_iovs[i].iov_len); 717 exp_src_mbuf[i]->buf_len = src_iovs[i].iov_len; 718 exp_src_mbuf[i]->pkt_len = src_iovs[i].iov_len; 719 } 720 721 /* setup the dst expected values */ 722 _get_mbuf_array(exp_dst_mbuf, &g_expected_dst_mbufs[0], SPDK_COUNTOF(exp_dst_mbuf), false); 723 ut_expected_op.dst.offset = 0; 724 ut_expected_op.m_dst = exp_dst_mbuf[0]; 725 726 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 727 exp_dst_mbuf[i]->buf_addr = dst_iovs[i].iov_base; 728 exp_dst_mbuf[i]->buf_iova = spdk_vtophys(dst_iovs[i].iov_base, &dst_iovs[i].iov_len); 729 exp_dst_mbuf[i]->buf_len = dst_iovs[i].iov_len; 730 exp_dst_mbuf[i]->pkt_len = dst_iovs[i].iov_len; 731 } 732 733 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 734 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 735 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 736 CU_ASSERT(rc == 0); 737 738 /* test sgl out failure */ 739 g_comp_bdev.backing_dev.sgl_out = false; 740 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 741 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], 1, 742 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 743 CU_ASSERT(rc == -EINVAL); 744 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 745 g_comp_bdev.backing_dev.sgl_out = true; 746 747 /* test sgl in failure */ 748 g_comp_bdev.backing_dev.sgl_in = false; 749 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 750 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 751 &dst_iovs[0], 1, true, &cb_arg); 752 CU_ASSERT(rc == -EINVAL); 753 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 754 g_comp_bdev.backing_dev.sgl_in = true; 755 756 757 } 758 759 static void 760 test_compress_operation_cross_boundary(void) 761 { 762 struct iovec src_iovs[3] = {}; 763 int src_iovcnt; 764 struct iovec dst_iovs[3] = {}; 765 int dst_iovcnt; 766 struct spdk_reduce_vol_cb_args cb_arg; 767 int rc, i; 768 struct rte_mbuf *exp_src_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 769 struct rte_mbuf *exp_dst_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 770 771 /* Setup the same basic 3 IOV test as used in the simple success case 772 * but then we'll start testing a vtophy boundary crossing at each 773 * position. 774 */ 775 src_iovcnt = dst_iovcnt = 3; 776 for (i = 0; i < dst_iovcnt; i++) { 777 src_iovs[i].iov_len = 0x1000; 778 dst_iovs[i].iov_len = 0x1000; 779 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 780 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 781 } 782 783 ut_expected_op.private_xform = &g_decomp_xform; 784 ut_expected_op.src.offset = 0; 785 ut_expected_op.src.length = src_iovs[0].iov_len + src_iovs[1].iov_len + src_iovs[2].iov_len; 786 787 /* setup the src expected values */ 788 _get_mbuf_array(exp_src_mbuf, &g_expected_src_mbufs[0], SPDK_COUNTOF(exp_src_mbuf), false); 789 ut_expected_op.m_src = exp_src_mbuf[0]; 790 791 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 792 *RTE_MBUF_DYNFIELD(exp_src_mbuf[i], g_mbuf_offset, uint64_t *) = (uint64_t)&cb_arg; 793 exp_src_mbuf[i]->buf_addr = src_iovs[i].iov_base; 794 exp_src_mbuf[i]->buf_iova = spdk_vtophys(src_iovs[i].iov_base, &src_iovs[i].iov_len); 795 exp_src_mbuf[i]->buf_len = src_iovs[i].iov_len; 796 exp_src_mbuf[i]->pkt_len = src_iovs[i].iov_len; 797 } 798 799 /* setup the dst expected values, we don't test needing a 4th dst mbuf */ 800 _get_mbuf_array(exp_dst_mbuf, &g_expected_dst_mbufs[0], SPDK_COUNTOF(exp_dst_mbuf), false); 801 ut_expected_op.dst.offset = 0; 802 ut_expected_op.m_dst = exp_dst_mbuf[0]; 803 804 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 805 exp_dst_mbuf[i]->buf_addr = dst_iovs[i].iov_base; 806 exp_dst_mbuf[i]->buf_iova = spdk_vtophys(dst_iovs[i].iov_base, &dst_iovs[i].iov_len); 807 exp_dst_mbuf[i]->buf_len = dst_iovs[i].iov_len; 808 exp_dst_mbuf[i]->pkt_len = dst_iovs[i].iov_len; 809 } 810 811 /* force the 1st IOV to get partial length from spdk_vtophys */ 812 g_small_size_counter = 0; 813 g_small_size_modify = 1; 814 g_small_size = 0x800; 815 *RTE_MBUF_DYNFIELD(exp_src_mbuf[3], g_mbuf_offset, uint64_t *) = (uint64_t)&cb_arg; 816 817 /* first only has shorter length */ 818 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x800; 819 820 /* 2nd was inserted by the boundary crossing condition and finishes off 821 * the length from the first */ 822 exp_src_mbuf[1]->buf_addr = (void *)0x10000800; 823 exp_src_mbuf[1]->buf_iova = 0x10000800; 824 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x800; 825 826 /* 3rd looks like that the 2nd would have */ 827 exp_src_mbuf[2]->buf_addr = (void *)0x10001000; 828 exp_src_mbuf[2]->buf_iova = 0x10001000; 829 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x1000; 830 831 /* a new 4th looks like what the 3rd would have */ 832 exp_src_mbuf[3]->buf_addr = (void *)0x10002000; 833 exp_src_mbuf[3]->buf_iova = 0x10002000; 834 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x1000; 835 836 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 837 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 838 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 839 CU_ASSERT(rc == 0); 840 841 /* Now force the 2nd IOV to get partial length from spdk_vtophys */ 842 g_small_size_counter = 0; 843 g_small_size_modify = 2; 844 g_small_size = 0x800; 845 846 /* first is normal */ 847 exp_src_mbuf[0]->buf_addr = (void *)0x10000000; 848 exp_src_mbuf[0]->buf_iova = 0x10000000; 849 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x1000; 850 851 /* second only has shorter length */ 852 exp_src_mbuf[1]->buf_addr = (void *)0x10001000; 853 exp_src_mbuf[1]->buf_iova = 0x10001000; 854 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x800; 855 856 /* 3rd was inserted by the boundary crossing condition and finishes off 857 * the length from the first */ 858 exp_src_mbuf[2]->buf_addr = (void *)0x10001800; 859 exp_src_mbuf[2]->buf_iova = 0x10001800; 860 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x800; 861 862 /* a new 4th looks like what the 3rd would have */ 863 exp_src_mbuf[3]->buf_addr = (void *)0x10002000; 864 exp_src_mbuf[3]->buf_iova = 0x10002000; 865 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x1000; 866 867 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 868 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 869 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 870 CU_ASSERT(rc == 0); 871 872 /* Finally force the 3rd IOV to get partial length from spdk_vtophys */ 873 g_small_size_counter = 0; 874 g_small_size_modify = 3; 875 g_small_size = 0x800; 876 877 /* first is normal */ 878 exp_src_mbuf[0]->buf_addr = (void *)0x10000000; 879 exp_src_mbuf[0]->buf_iova = 0x10000000; 880 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x1000; 881 882 /* second is normal */ 883 exp_src_mbuf[1]->buf_addr = (void *)0x10001000; 884 exp_src_mbuf[1]->buf_iova = 0x10001000; 885 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x1000; 886 887 /* 3rd has shorter length */ 888 exp_src_mbuf[2]->buf_addr = (void *)0x10002000; 889 exp_src_mbuf[2]->buf_iova = 0x10002000; 890 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x800; 891 892 /* a new 4th handles the remainder from the 3rd */ 893 exp_src_mbuf[3]->buf_addr = (void *)0x10002800; 894 exp_src_mbuf[3]->buf_iova = 0x10002800; 895 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x800; 896 897 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 898 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 899 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 900 CU_ASSERT(rc == 0); 901 902 /* Single input iov is split on page boundary, sgl_in is not supported */ 903 g_comp_bdev.backing_dev.sgl_in = false; 904 g_small_size_counter = 0; 905 g_small_size_modify = 1; 906 g_small_size = 0x800; 907 rc = _compress_operation(&g_comp_bdev.backing_dev, src_iovs, 1, 908 dst_iovs, 1, false, &cb_arg); 909 CU_ASSERT(rc == -EINVAL); 910 g_comp_bdev.backing_dev.sgl_in = true; 911 912 /* Single output iov is split on page boundary, sgl_out is not supported */ 913 g_comp_bdev.backing_dev.sgl_out = false; 914 g_small_size_counter = 0; 915 g_small_size_modify = 2; 916 g_small_size = 0x800; 917 rc = _compress_operation(&g_comp_bdev.backing_dev, src_iovs, 1, 918 dst_iovs, 1, false, &cb_arg); 919 CU_ASSERT(rc == -EINVAL); 920 g_comp_bdev.backing_dev.sgl_out = true; 921 } 922 923 static void 924 test_poller(void) 925 { 926 int rc; 927 struct spdk_reduce_vol_cb_args *cb_args; 928 struct rte_mbuf mbuf[4]; /* one src, one dst, 2 ops */ 929 struct vbdev_comp_op *op_to_queue; 930 struct iovec src_iovs[3] = {}; 931 struct iovec dst_iovs[3] = {}; 932 int i; 933 934 cb_args = calloc(1, sizeof(*cb_args)); 935 SPDK_CU_ASSERT_FATAL(cb_args != NULL); 936 cb_args->cb_fn = _compress_done; 937 memset(&g_comp_op[0], 0, sizeof(struct rte_comp_op)); 938 g_comp_op[0].m_src = &mbuf[0]; 939 g_comp_op[1].m_src = &mbuf[1]; 940 g_comp_op[0].m_dst = &mbuf[2]; 941 g_comp_op[1].m_dst = &mbuf[3]; 942 for (i = 0; i < 3; i++) { 943 src_iovs[i].iov_len = 0x1000; 944 dst_iovs[i].iov_len = 0x1000; 945 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 946 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 947 } 948 949 /* Error from dequeue, nothing needing to be resubmitted. 950 */ 951 ut_rte_compressdev_dequeue_burst = 1; 952 /* setup what we want dequeue to return for the op */ 953 *RTE_MBUF_DYNFIELD(g_comp_op[0].m_src, g_mbuf_offset, uint64_t *) = (uint64_t)cb_args; 954 g_comp_op[0].produced = 1; 955 g_comp_op[0].status = 1; 956 /* value asserted in the reduce callback */ 957 ut_compress_done[0] = -EINVAL; 958 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 959 rc = comp_dev_poller((void *)&g_comp_bdev); 960 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 961 CU_ASSERT(rc == SPDK_POLLER_BUSY); 962 963 /* Success from dequeue, 2 ops. nothing needing to be resubmitted. 964 */ 965 ut_rte_compressdev_dequeue_burst = 2; 966 /* setup what we want dequeue to return for the op */ 967 *RTE_MBUF_DYNFIELD(g_comp_op[0].m_src, g_mbuf_offset, uint64_t *) = (uint64_t)cb_args; 968 g_comp_op[0].produced = 16; 969 g_comp_op[0].status = 0; 970 *RTE_MBUF_DYNFIELD(g_comp_op[1].m_src, g_mbuf_offset, uint64_t *) = (uint64_t)cb_args; 971 g_comp_op[1].produced = 32; 972 g_comp_op[1].status = 0; 973 /* value asserted in the reduce callback */ 974 ut_compress_done[0] = 16; 975 ut_compress_done[1] = 32; 976 done_count = 2; 977 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 978 rc = comp_dev_poller((void *)&g_comp_bdev); 979 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 980 CU_ASSERT(rc == SPDK_POLLER_BUSY); 981 982 /* Success from dequeue, one op to be resubmitted. 983 */ 984 ut_rte_compressdev_dequeue_burst = 1; 985 /* setup what we want dequeue to return for the op */ 986 *RTE_MBUF_DYNFIELD(g_comp_op[0].m_src, g_mbuf_offset, uint64_t *) = (uint64_t)cb_args; 987 g_comp_op[0].produced = 16; 988 g_comp_op[0].status = 0; 989 /* value asserted in the reduce callback */ 990 ut_compress_done[0] = 16; 991 done_count = 1; 992 op_to_queue = calloc(1, sizeof(struct vbdev_comp_op)); 993 SPDK_CU_ASSERT_FATAL(op_to_queue != NULL); 994 op_to_queue->backing_dev = &g_comp_bdev.backing_dev; 995 op_to_queue->src_iovs = &src_iovs[0]; 996 op_to_queue->src_iovcnt = 3; 997 op_to_queue->dst_iovs = &dst_iovs[0]; 998 op_to_queue->dst_iovcnt = 3; 999 op_to_queue->compress = true; 1000 op_to_queue->cb_arg = cb_args; 1001 ut_enqueue_value = FAKE_ENQUEUE_SUCCESS; 1002 TAILQ_INSERT_TAIL(&g_comp_bdev.queued_comp_ops, 1003 op_to_queue, 1004 link); 1005 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 1006 rc = comp_dev_poller((void *)&g_comp_bdev); 1007 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 1008 CU_ASSERT(rc == SPDK_POLLER_BUSY); 1009 1010 /* op_to_queue is freed in code under test */ 1011 free(cb_args); 1012 } 1013 1014 static void 1015 test_vbdev_compress_submit_request(void) 1016 { 1017 /* Single element block size write */ 1018 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED; 1019 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 1020 g_completion_called = false; 1021 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 1022 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 1023 CU_ASSERT(g_completion_called == true); 1024 CU_ASSERT(g_io_ctx->orig_io == g_bdev_io); 1025 CU_ASSERT(g_io_ctx->comp_bdev == &g_comp_bdev); 1026 CU_ASSERT(g_io_ctx->comp_ch == g_comp_ch); 1027 1028 /* same write but now fail it */ 1029 ut_spdk_reduce_vol_op_complete_err = 1; 1030 g_completion_called = false; 1031 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 1032 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 1033 CU_ASSERT(g_completion_called == true); 1034 1035 /* test a read success */ 1036 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 1037 ut_spdk_reduce_vol_op_complete_err = 0; 1038 g_completion_called = false; 1039 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 1040 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 1041 CU_ASSERT(g_completion_called == true); 1042 1043 /* test a read failure */ 1044 ut_spdk_reduce_vol_op_complete_err = 1; 1045 g_completion_called = false; 1046 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 1047 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 1048 CU_ASSERT(g_completion_called == true); 1049 } 1050 1051 static void 1052 test_passthru(void) 1053 { 1054 1055 } 1056 1057 static void 1058 test_reset(void) 1059 { 1060 /* TODO: There are a few different ways to do this given that 1061 * the code uses spdk_for_each_channel() to implement reset 1062 * handling. SUbmitting w/o UT for this function for now and 1063 * will follow up with something shortly. 1064 */ 1065 } 1066 1067 static void 1068 test_initdrivers(void) 1069 { 1070 int rc; 1071 1072 /* test return values from rte_vdev_init() */ 1073 MOCK_SET(rte_vdev_init, -EEXIST); 1074 rc = vbdev_init_compress_drivers(); 1075 /* This is not an error condition, we already have one */ 1076 CU_ASSERT(rc == 0); 1077 1078 /* error */ 1079 MOCK_SET(rte_vdev_init, -2); 1080 rc = vbdev_init_compress_drivers(); 1081 CU_ASSERT(rc == -EINVAL); 1082 CU_ASSERT(g_mbuf_mp == NULL); 1083 CU_ASSERT(g_comp_op_mp == NULL); 1084 1085 /* compressdev count 0 */ 1086 ut_rte_compressdev_count = 0; 1087 MOCK_SET(rte_vdev_init, 0); 1088 rc = vbdev_init_compress_drivers(); 1089 CU_ASSERT(rc == 0); 1090 1091 /* bogus count */ 1092 ut_rte_compressdev_count = RTE_COMPRESS_MAX_DEVS + 1; 1093 rc = vbdev_init_compress_drivers(); 1094 CU_ASSERT(rc == -EINVAL); 1095 1096 /* can't get mbuf pool */ 1097 ut_rte_compressdev_count = 1; 1098 MOCK_SET(spdk_mempool_create, NULL); 1099 rc = vbdev_init_compress_drivers(); 1100 CU_ASSERT(rc == -ENOMEM); 1101 MOCK_CLEAR(spdk_mempool_create); 1102 1103 /* can't get comp op pool */ 1104 ut_rte_comp_op_pool_create = NULL; 1105 rc = vbdev_init_compress_drivers(); 1106 CU_ASSERT(rc == -ENOMEM); 1107 1108 /* error on create_compress_dev() */ 1109 ut_rte_comp_op_pool_create = (struct rte_mempool *)&test_initdrivers; 1110 ut_rte_compressdev_configure = -1; 1111 rc = vbdev_init_compress_drivers(); 1112 CU_ASSERT(rc == -1); 1113 1114 /* error on create_compress_dev() but coverage for large num queues */ 1115 ut_max_nb_queue_pairs = 99; 1116 rc = vbdev_init_compress_drivers(); 1117 CU_ASSERT(rc == -1); 1118 1119 /* qpair setup fails */ 1120 ut_rte_compressdev_configure = 0; 1121 ut_max_nb_queue_pairs = 0; 1122 ut_rte_compressdev_queue_pair_setup = -1; 1123 rc = vbdev_init_compress_drivers(); 1124 CU_ASSERT(rc == -EINVAL); 1125 1126 /* rte_compressdev_start fails */ 1127 ut_rte_compressdev_queue_pair_setup = 0; 1128 ut_rte_compressdev_start = -1; 1129 rc = vbdev_init_compress_drivers(); 1130 CU_ASSERT(rc == -1); 1131 1132 /* rte_compressdev_private_xform_create() fails */ 1133 ut_rte_compressdev_start = 0; 1134 ut_rte_compressdev_private_xform_create = -2; 1135 rc = vbdev_init_compress_drivers(); 1136 CU_ASSERT(rc == -2); 1137 1138 /* success */ 1139 ut_rte_compressdev_private_xform_create = 0; 1140 rc = vbdev_init_compress_drivers(); 1141 CU_ASSERT(rc == 0); 1142 CU_ASSERT(g_mbuf_offset == DPDK_DYNFIELD_OFFSET); 1143 spdk_mempool_free((struct spdk_mempool *)g_mbuf_mp); 1144 } 1145 1146 static void 1147 test_supported_io(void) 1148 { 1149 1150 } 1151 1152 int 1153 main(int argc, char **argv) 1154 { 1155 CU_pSuite suite = NULL; 1156 unsigned int num_failures; 1157 1158 CU_set_error_action(CUEA_ABORT); 1159 CU_initialize_registry(); 1160 1161 suite = CU_add_suite("compress", test_setup, test_cleanup); 1162 CU_ADD_TEST(suite, test_compress_operation); 1163 CU_ADD_TEST(suite, test_compress_operation_cross_boundary); 1164 CU_ADD_TEST(suite, test_vbdev_compress_submit_request); 1165 CU_ADD_TEST(suite, test_passthru); 1166 CU_ADD_TEST(suite, test_initdrivers); 1167 CU_ADD_TEST(suite, test_supported_io); 1168 CU_ADD_TEST(suite, test_poller); 1169 CU_ADD_TEST(suite, test_reset); 1170 1171 CU_basic_set_mode(CU_BRM_VERBOSE); 1172 CU_basic_run_tests(); 1173 num_failures = CU_get_number_of_failures(); 1174 CU_cleanup_registry(); 1175 return num_failures; 1176 } 1177