src/simix/smx_smurf.c

   1 #include "smx_private.h"
   2 #include "xbt/fifo.h"
   3 #include "xbt/xbt_os_thread.h"
   4
   5 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_smurf, simix,
   6                                 "Logging specific to SIMIX (SMURF)");
   7
   8 XBT_INLINE smx_simcall_t SIMIX_simcall_mine()
   9 {
  10   smx_process_t issuer = SIMIX_process_self();
  11   return &issuer->simcall;
  12 }
  13
  14 /**
  15  * \brief Makes the current process do a simcall to the kernel and yields
  16  * until completion.
  17  * \param self the current process
  18  */
  19 void SIMIX_simcall_push(smx_process_t self)
  20 {
  21   if (self != simix_global->maestro_process) {
  22     XBT_DEBUG("Yield process '%s' on simcall %s (%d)", self->name,
  23               SIMIX_simcall_name(self->simcall.call), (int)self->simcall.call);
  24     SIMIX_process_yield(self);
  25   } else {
  26     SIMIX_simcall_pre(&self->simcall, 0);
  27   }
  28 }
  29
  30 void SIMIX_simcall_answer(smx_simcall_t simcall)
  31 {
  32   if (simcall->issuer != simix_global->maestro_process){
  33     XBT_DEBUG("Answer simcall %s (%d) issued by %s (%p)", SIMIX_simcall_name(simcall->call), (int)simcall->call,
  34         simcall->issuer->name, simcall->issuer);
  35     simcall->issuer->simcall.call = SIMCALL_NONE;
  36     if(!xbt_dynar_member(simix_global->process_to_run, &(simcall->issuer)))
  37       xbt_dynar_push_as(simix_global->process_to_run, smx_process_t, simcall->issuer);
  38     else
  39       DIE_IMPOSSIBLE;
  40   }
  41 }
  42
  43 void SIMIX_simcall_pre(smx_simcall_t simcall, int value)
  44 {
  45   XBT_DEBUG("Handling simcall %p: %s", simcall, SIMIX_simcall_name(simcall->call));
  46
  47   switch (simcall->call) {
  48     case SIMCALL_COMM_TEST:
  49       SIMIX_pre_comm_test(simcall);
  50       break;
  51
  52     case SIMCALL_COMM_TESTANY:
  53       SIMIX_pre_comm_testany(simcall, value);
  54       break;
  55
  56     case SIMCALL_COMM_WAIT:
  57       SIMIX_pre_comm_wait(simcall,
  58           simcall->comm_wait.comm,
  59           simcall->comm_wait.timeout,
  60           value);
  61       break;
  62
  63     case SIMCALL_COMM_WAITANY:
  64       SIMIX_pre_comm_waitany(simcall, value);
  65       break;
  66
  67     case SIMCALL_COMM_SEND:
  68     {
  69       smx_action_t comm = SIMIX_comm_isend(
  70           simcall->issuer,
  71           simcall->comm_send.rdv,
  72           simcall->comm_send.task_size,
  73           simcall->comm_send.rate,
  74           simcall->comm_send.src_buff,
  75           simcall->comm_send.src_buff_size,
  76           simcall->comm_send.match_fun,
  77           NULL, /* no clean function since it's not detached */
  78           simcall->comm_send.data,
  79           0);
  80       SIMIX_pre_comm_wait(simcall, comm, simcall->comm_send.timeout, 0);
  81       break;
  82     }
  83
  84     case SIMCALL_COMM_ISEND:
  85       simcall->comm_isend.result = SIMIX_comm_isend(
  86           simcall->issuer,
  87           simcall->comm_isend.rdv,
  88           simcall->comm_isend.task_size,
  89           simcall->comm_isend.rate,
  90           simcall->comm_isend.src_buff,
  91           simcall->comm_isend.src_buff_size,
  92           simcall->comm_isend.match_fun,
  93           simcall->comm_isend.clean_fun,
  94           simcall->comm_isend.data,
  95           simcall->comm_isend.detached);
  96       SIMIX_simcall_answer(simcall);
  97       break;
  98
  99     case SIMCALL_COMM_RECV:
 100     {
 101       smx_action_t comm = SIMIX_comm_irecv(
 102           simcall->issuer,
 103           simcall->comm_recv.rdv,
 104           simcall->comm_recv.dst_buff,
 105           simcall->comm_recv.dst_buff_size,
 106           simcall->comm_recv.match_fun,
 107           simcall->comm_recv.data);
 108       SIMIX_pre_comm_wait(simcall, comm, simcall->comm_recv.timeout, 0);
 109       break;
 110     }
 111
 112     case SIMCALL_COMM_IRECV:
 113       simcall->comm_irecv.result = SIMIX_comm_irecv(
 114           simcall->issuer,
 115           simcall->comm_irecv.rdv,
 116           simcall->comm_irecv.dst_buff,
 117           simcall->comm_irecv.dst_buff_size,
 118           simcall->comm_irecv.match_fun,
 119           simcall->comm_irecv.data);
 120       SIMIX_simcall_answer(simcall);
 121       break;
 122
 123     case SIMCALL_COMM_DESTROY:
 124       SIMIX_comm_destroy(simcall->comm_destroy.comm);
 125       SIMIX_simcall_answer(simcall);
 126       break;
 127
 128     case SIMCALL_COMM_CANCEL:
 129       SIMIX_comm_cancel(simcall->comm_cancel.comm);
 130       SIMIX_simcall_answer(simcall);
 131       break;
 132
 133     case SIMCALL_COMM_GET_REMAINS:
 134       simcall->comm_get_remains.result =
 135           SIMIX_comm_get_remains(simcall->comm_get_remains.comm);
 136       SIMIX_simcall_answer(simcall);
 137       break;
 138
 139     case SIMCALL_COMM_GET_STATE:
 140       simcall->comm_get_state.result =
 141           SIMIX_comm_get_state(simcall->comm_get_state.comm);
 142       SIMIX_simcall_answer(simcall);
 143       break;
 144
 145     case SIMCALL_COMM_GET_SRC_DATA:
 146       simcall->comm_get_src_data.result = SIMIX_comm_get_src_data(simcall->comm_get_src_data.comm);
 147       SIMIX_simcall_answer(simcall);
 148       break;
 149
 150     case SIMCALL_COMM_GET_DST_DATA:
 151       simcall->comm_get_dst_data.result = SIMIX_comm_get_dst_data(simcall->comm_get_dst_data.comm);
 152       SIMIX_simcall_answer(simcall);
 153       break;
 154
 155     case SIMCALL_COMM_GET_SRC_PROC:
 156       simcall->comm_get_src_proc.result =
 157           SIMIX_comm_get_src_proc(simcall->comm_get_src_proc.comm);
 158       SIMIX_simcall_answer(simcall);
 159       break;
 160
 161     case SIMCALL_COMM_GET_DST_PROC:
 162       simcall->comm_get_dst_proc.result =
 163           SIMIX_comm_get_dst_proc(simcall->comm_get_dst_proc.comm);
 164       SIMIX_simcall_answer(simcall);
 165       break;
 166
 167 #ifdef HAVE_LATENCY_BOUND_TRACKING
 168     case SIMCALL_COMM_IS_LATENCY_BOUNDED:
 169       simcall->comm_is_latency_bounded.result =
 170           SIMIX_comm_is_latency_bounded(simcall->comm_is_latency_bounded.comm);
 171       SIMIX_simcall_answer(simcall);
 172       break;
 173 #endif
 174
 175     case SIMCALL_RDV_CREATE:
 176       simcall->rdv_create.result = SIMIX_rdv_create(simcall->rdv_create.name);
 177       SIMIX_simcall_answer(simcall);
 178       break;
 179
 180     case SIMCALL_RDV_DESTROY:
 181       SIMIX_rdv_destroy(simcall->rdv_destroy.rdv);
 182       SIMIX_simcall_answer(simcall);
 183       break;
 184
 185     case SIMCALL_RDV_GEY_BY_NAME:
 186       simcall->rdv_get_by_name.result =
 187         SIMIX_rdv_get_by_name(simcall->rdv_get_by_name.name);
 188       SIMIX_simcall_answer(simcall);
 189       break;
 190
 191     case SIMCALL_RDV_COMM_COUNT_BY_HOST:
 192       simcall->rdv_comm_count_by_host.result = SIMIX_rdv_comm_count_by_host(
 193           simcall->rdv_comm_count_by_host.rdv,
 194           simcall->rdv_comm_count_by_host.host);
 195       SIMIX_simcall_answer(simcall);
 196       break;
 197
 198     case SIMCALL_RDV_GET_HEAD:
 199       simcall->rdv_get_head.result = SIMIX_rdv_get_head(simcall->rdv_get_head.rdv);
 200       SIMIX_simcall_answer(simcall);
 201       break;
 202
 203     case SIMCALL_HOST_GET_BY_NAME:
 204       simcall->host_get_by_name.result =
 205         SIMIX_host_get_by_name(simcall->host_get_by_name.name);
 206       SIMIX_simcall_answer(simcall);
 207       break;
 208
 209     case SIMCALL_HOST_GET_NAME:
 210       simcall->host_get_name.result =   SIMIX_host_get_name(simcall->host_get_name.host);
 211       SIMIX_simcall_answer(simcall);
 212       break;
 213
 214     case SIMCALL_HOST_GET_PROPERTIES:
 215       simcall->host_get_properties.result =
 216         SIMIX_host_get_properties(simcall->host_get_properties.host);
 217       SIMIX_simcall_answer(simcall);
 218       break;
 219
 220     case SIMCALL_HOST_GET_SPEED:
 221       simcall->host_get_speed.result =
 222         SIMIX_host_get_speed(simcall->host_get_speed.host);
 223       SIMIX_simcall_answer(simcall);
 224       break;
 225
 226     case SIMCALL_HOST_GET_AVAILABLE_SPEED:
 227       simcall->host_get_available_speed.result =
 228         SIMIX_host_get_available_speed(simcall->host_get_available_speed.host);
 229       SIMIX_simcall_answer(simcall);
 230       break;
 231
 232     case SIMCALL_HOST_GET_STATE:
 233       simcall->host_get_state.result =
 234         SIMIX_host_get_state(simcall->host_get_state.host);
 235       SIMIX_simcall_answer(simcall);
 236       break;
 237
 238     case SIMCALL_HOST_GET_DATA:
 239       simcall->host_get_data.result =   SIMIX_host_get_data(simcall->host_get_data.host);
 240       SIMIX_simcall_answer(simcall);
 241       break;
 242
 243     case SIMCALL_HOST_SET_DATA:
 244       SIMIX_host_set_data(simcall->host_set_data.host, simcall->host_set_data.data);
 245       SIMIX_simcall_answer(simcall);
 246       break;
 247
 248     case SIMCALL_HOST_EXECUTE:
 249       simcall->host_execute.result = SIMIX_host_execute(
 250           simcall->host_execute.name,
 251           simcall->host_execute.host,
 252           simcall->host_execute.computation_amount,
 253           simcall->host_execute.priority);
 254       SIMIX_simcall_answer(simcall);
 255       break;
 256
 257     case SIMCALL_HOST_PARALLEL_EXECUTE:
 258       simcall->host_parallel_execute.result = SIMIX_host_parallel_execute(
 259           simcall->host_parallel_execute.name,
 260           simcall->host_parallel_execute.host_nb,
 261           simcall->host_parallel_execute.host_list,
 262           simcall->host_parallel_execute.computation_amount,
 263           simcall->host_parallel_execute.communication_amount,
 264           simcall->host_parallel_execute.amount,
 265           simcall->host_parallel_execute.rate);
 266       SIMIX_simcall_answer(simcall);
 267       break;
 268
 269     case SIMCALL_HOST_EXECUTION_DESTROY:
 270       SIMIX_host_execution_destroy(simcall->host_execution_destroy.execution);
 271       SIMIX_simcall_answer(simcall);
 272       break;
 273
 274     case SIMCALL_HOST_EXECUTION_CANCEL:
 275       SIMIX_host_execution_cancel(simcall->host_execution_cancel.execution);
 276       SIMIX_simcall_answer(simcall);
 277       break;
 278
 279     case SIMCALL_HOST_EXECUTION_GET_REMAINS:
 280       simcall->host_execution_get_remains.result =
 281         SIMIX_host_execution_get_remains(simcall->host_execution_get_remains.execution);
 282       SIMIX_simcall_answer(simcall);
 283       break;
 284
 285     case SIMCALL_HOST_EXECUTION_GET_STATE:
 286       simcall->host_execution_get_state.result =
 287         SIMIX_host_execution_get_state(simcall->host_execution_get_state.execution);
 288       SIMIX_simcall_answer(simcall);
 289       break;
 290
 291     case SIMCALL_HOST_EXECUTION_SET_PRIORITY:
 292       SIMIX_host_execution_set_priority(
 293           simcall->host_execution_set_priority.execution,
 294           simcall->host_execution_set_priority.priority);
 295       SIMIX_simcall_answer(simcall);
 296       break;
 297
 298     case SIMCALL_HOST_EXECUTION_WAIT:
 299       SIMIX_pre_host_execution_wait(simcall);
 300       break;
 301
 302     case SIMCALL_PROCESS_CREATE:
 303       SIMIX_process_create(
 304           simcall->process_create.process,
 305           simcall->process_create.name,
 306           simcall->process_create.code,
 307           simcall->process_create.data,
 308           simcall->process_create.hostname,
 309           simcall->process_create.kill_time,
 310           simcall->process_create.argc,
 311           simcall->process_create.argv,
 312           simcall->process_create.properties);
 313       SIMIX_simcall_answer(simcall);
 314       break;
 315
 316     case SIMCALL_PROCESS_KILL:
 317       SIMIX_process_kill(simcall->process_kill.process);
 318       SIMIX_simcall_answer(simcall);
 319       break;
 320
 321     case SIMCALL_PROCESS_KILLALL:
 322       SIMIX_process_killall(simcall->issuer);
 323       SIMIX_simcall_answer(simcall);
 324       break;
 325
 326     case SIMCALL_PROCESS_CLEANUP:
 327       SIMIX_process_cleanup(simcall->process_cleanup.process);
 328       SIMIX_simcall_answer(simcall);
 329       break;
 330
 331     case SIMCALL_PROCESS_CHANGE_HOST:
 332       SIMIX_pre_process_change_host(
 333           simcall->process_change_host.process,
 334           simcall->process_change_host.dest);
 335       SIMIX_simcall_answer(simcall);
 336       break;
 337
 338     case SIMCALL_PROCESS_SUSPEND:
 339       SIMIX_pre_process_suspend(simcall);
 340       break;
 341
 342     case SIMCALL_PROCESS_RESUME:
 343       SIMIX_process_resume(simcall->process_resume.process, simcall->issuer);
 344       SIMIX_simcall_answer(simcall);
 345       break;
 346
 347     case SIMCALL_PROCESS_COUNT:
 348       simcall->process_count.result = SIMIX_process_count();
 349       SIMIX_simcall_answer(simcall);
 350       break;
 351
 352     case SIMCALL_PROCESS_GET_DATA:
 353       simcall->process_get_data.result =
 354         SIMIX_process_get_data(simcall->process_get_data.process);
 355       SIMIX_simcall_answer(simcall);
 356       break;
 357
 358     case SIMCALL_PROCESS_SET_DATA:
 359       SIMIX_process_set_data(
 360           simcall->process_set_data.process,
 361           simcall->process_set_data.data);
 362       SIMIX_simcall_answer(simcall);
 363       break;
 364
 365     case SIMCALL_PROCESS_GET_HOST:
 366       simcall->process_get_host.result = SIMIX_process_get_host(simcall->process_get_host.process);
 367       SIMIX_simcall_answer(simcall);
 368       break;
 369
 370     case SIMCALL_PROCESS_GET_NAME:
 371       simcall->process_get_name.result = SIMIX_process_get_name(simcall->process_get_name.process);
 372       SIMIX_simcall_answer(simcall);
 373       break;
 374
 375     case SIMCALL_PROCESS_IS_SUSPENDED:
 376       simcall->process_is_suspended.result =
 377         SIMIX_process_is_suspended(simcall->process_is_suspended.process);
 378       SIMIX_simcall_answer(simcall);
 379       break;
 380
 381     case SIMCALL_PROCESS_GET_PROPERTIES:
 382       simcall->process_get_properties.result =
 383         SIMIX_process_get_properties(simcall->process_get_properties.process);
 384       SIMIX_simcall_answer(simcall);
 385       break;
 386
 387     case SIMCALL_PROCESS_SLEEP:
 388       SIMIX_pre_process_sleep(simcall);
 389       break;
 390
 391 #ifdef HAVE_TRACING
 392     case SIMCALL_SET_CATEGORY:
 393       SIMIX_set_category(
 394           simcall->set_category.action,
 395           simcall->set_category.category);
 396       SIMIX_simcall_answer(simcall);
 397       break;
 398 #endif
 399
 400     case SIMCALL_MUTEX_INIT:
 401       simcall->mutex_init.result = SIMIX_mutex_init();
 402       SIMIX_simcall_answer(simcall);
 403       break;
 404
 405     case SIMCALL_MUTEX_DESTROY:
 406       SIMIX_mutex_destroy(simcall->mutex_destroy.mutex);
 407       SIMIX_simcall_answer(simcall);
 408       break;
 409
 410     case SIMCALL_MUTEX_LOCK:
 411       SIMIX_pre_mutex_lock(simcall);
 412       break;
 413
 414     case SIMCALL_MUTEX_TRYLOCK:
 415       simcall->mutex_trylock.result =
 416               SIMIX_mutex_trylock(simcall->mutex_trylock.mutex, simcall->issuer);
 417       SIMIX_simcall_answer(simcall);
 418       break;
 419
 420     case SIMCALL_MUTEX_UNLOCK:
 421       SIMIX_mutex_unlock(simcall->mutex_unlock.mutex, simcall->issuer);
 422       SIMIX_simcall_answer(simcall);
 423       break;
 424
 425     case SIMCALL_COND_INIT:
 426       simcall->cond_init.result = SIMIX_cond_init();
 427       SIMIX_simcall_answer(simcall);
 428       break;
 429
 430     case SIMCALL_COND_DESTROY:
 431       SIMIX_cond_destroy(simcall->cond_destroy.cond);
 432       SIMIX_simcall_answer(simcall);
 433       break;
 434
 435     case SIMCALL_COND_SIGNAL:
 436       SIMIX_cond_signal(simcall->cond_signal.cond);
 437       SIMIX_simcall_answer(simcall);
 438       break;
 439
 440     case SIMCALL_COND_WAIT:
 441       SIMIX_pre_cond_wait(simcall);
 442       break;
 443
 444     case SIMCALL_COND_WAIT_TIMEOUT:
 445       SIMIX_pre_cond_wait_timeout(simcall);
 446       break;
 447
 448     case SIMCALL_COND_BROADCAST:
 449       SIMIX_cond_broadcast(simcall->cond_broadcast.cond);
 450       SIMIX_simcall_answer(simcall);
 451       break;
 452
 453     case SIMCALL_SEM_INIT:
 454       simcall->sem_init.result = SIMIX_sem_init(simcall->sem_init.capacity);
 455       SIMIX_simcall_answer(simcall);
 456       break;
 457
 458     case SIMCALL_SEM_DESTROY:
 459       SIMIX_sem_destroy(simcall->sem_destroy.sem);
 460       SIMIX_simcall_answer(simcall);
 461       break;
 462
 463     case SIMCALL_SEM_RELEASE:
 464       SIMIX_sem_release(simcall->sem_release.sem);
 465       SIMIX_simcall_answer(simcall);
 466       break;
 467
 468     case SIMCALL_SEM_WOULD_BLOCK:
 469       simcall->sem_would_block.result =
 470         SIMIX_sem_would_block(simcall->sem_would_block.sem);
 471       SIMIX_simcall_answer(simcall);
 472       break;
 473
 474     case SIMCALL_SEM_ACQUIRE:
 475       SIMIX_pre_sem_acquire(simcall);
 476       break;
 477
 478     case SIMCALL_SEM_ACQUIRE_TIMEOUT:
 479       SIMIX_pre_sem_acquire_timeout(simcall);
 480       break;
 481
 482     case SIMCALL_SEM_GET_CAPACITY:
 483       simcall->sem_get_capacity.result =
 484         SIMIX_sem_get_capacity(simcall->sem_get_capacity.sem);
 485       SIMIX_simcall_answer(simcall);
 486       break;
 487
 488     case SIMCALL_FILE_READ:
 489       SIMIX_pre_file_read(simcall);
 490       break;
 491
 492     case SIMCALL_FILE_WRITE:
 493       SIMIX_pre_file_write(simcall);
 494       break;
 495
 496     case SIMCALL_FILE_OPEN:
 497       SIMIX_pre_file_open(simcall);
 498       break;
 499
 500     case SIMCALL_FILE_CLOSE:
 501       SIMIX_pre_file_close(simcall);
 502       break;
 503
 504     case SIMCALL_FILE_STAT:
 505       SIMIX_pre_file_stat(simcall);
 506       break;
 507
 508     case SIMCALL_NONE:
 509       THROWF(arg_error,0,"Asked to do the noop syscall on %s@%s",
 510           SIMIX_process_get_name(simcall->issuer),
 511           SIMIX_host_get_name(SIMIX_process_get_host(simcall->issuer))
 512           );
 513       break;
 514   }
 515 }
 516
 517 void SIMIX_simcall_post(smx_action_t action)
 518 {
 519   switch (action->type) {
 520
 521     case SIMIX_ACTION_EXECUTE:
 522     case SIMIX_ACTION_PARALLEL_EXECUTE:
 523       SIMIX_post_host_execute(action);
 524       break;
 525
 526     case SIMIX_ACTION_COMMUNICATE:
 527       SIMIX_post_comm(action);
 528       break;
 529
 530     case SIMIX_ACTION_SLEEP:
 531       SIMIX_post_process_sleep(action);
 532       break;
 533
 534     case SIMIX_ACTION_SYNCHRO:
 535       SIMIX_post_synchro(action);
 536       break;
 537
 538     case SIMIX_ACTION_IO:
 539       SIMIX_post_io(action);
 540       break;
 541   }
 542 }