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