src/simix/smx_smurf.c

   1 #include "smx_private.h"
   2 #include "xbt/fifo.h"
   3 #include "xbt/xbt_os_thread.h"
   4 #include "../mc/mc_private.h"
   5
   6 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_smurf, simix,
   7                                 "Logging specific to SIMIX (SMURF)");
   8
   9 XBT_INLINE smx_simcall_t SIMIX_simcall_mine()
  10 {
  11   smx_process_t issuer = SIMIX_process_self();
  12   return &issuer->simcall;
  13 }
  14
  15 /**
  16  * \brief Makes the current process do a simcall to the kernel and yields
  17  * until completion. If the current thread is maestro, we don't yield and
  18  * execute the simcall directly.
  19  * \param self the current process
  20  */
  21 void SIMIX_simcall_push(smx_process_t self)
  22 {
  23   if (self != simix_global->maestro_process) {
  24     XBT_DEBUG("Yield process '%s' on simcall %s (%d)", self->name,
  25               SIMIX_simcall_name(self->simcall.call), (int)self->simcall.call);
  26     SIMIX_process_yield(self);
  27   } else {
  28     SIMIX_simcall_pre(&self->simcall, 0);
  29   }
  30 }
  31
  32 void SIMIX_simcall_answer(smx_simcall_t simcall)
  33 {
  34   if (simcall->issuer != simix_global->maestro_process){
  35     XBT_DEBUG("Answer simcall %s (%d) issued by %s (%p)", SIMIX_simcall_name(simcall->call), (int)simcall->call,
  36         simcall->issuer->name, simcall->issuer);
  37     simcall->issuer->simcall.call = SIMCALL_NONE;
  38 /*    This check should be useless and slows everyone. Reactivate if you see something
  39  *    weird in process scheduling.
  40  */
  41 /*    if(!xbt_dynar_member(simix_global->process_to_run, &(simcall->issuer))) */
  42     xbt_dynar_push_as(simix_global->process_to_run, smx_process_t, simcall->issuer);
  43 /*    else DIE_IMPOSSIBLE; */
  44   }
  45 }
  46
  47 void SIMIX_simcall_pre(smx_simcall_t simcall, int value)
  48 {
  49   XBT_DEBUG("Handling simcall %p: %s", simcall, SIMIX_simcall_name(simcall->call));
  50
  51   switch (simcall->call) {
  52     case SIMCALL_COMM_TEST:
  53       SIMIX_pre_comm_test(simcall);
  54       break;
  55
  56     case SIMCALL_COMM_TESTANY:
  57       SIMIX_pre_comm_testany(simcall, value);
  58       break;
  59
  60     case SIMCALL_COMM_WAIT:
  61       SIMIX_pre_comm_wait(simcall,
  62           simcall->comm_wait.comm,
  63           simcall->comm_wait.timeout,
  64           value);
  65       break;
  66
  67     case SIMCALL_COMM_WAITANY:
  68       SIMIX_pre_comm_waitany(simcall, value);
  69       break;
  70
  71     case SIMCALL_COMM_SEND:
  72     {
  73       smx_action_t comm = SIMIX_comm_isend(
  74           simcall->issuer,
  75           simcall->comm_send.rdv,
  76           simcall->comm_send.task_size,
  77           simcall->comm_send.rate,
  78           simcall->comm_send.src_buff,
  79           simcall->comm_send.src_buff_size,
  80           simcall->comm_send.match_fun,
  81           NULL, /* no clean function since it's not detached */
  82           simcall->comm_send.data,
  83           0);
  84       SIMIX_pre_comm_wait(simcall, comm, simcall->comm_send.timeout, 0);
  85       break;
  86     }
  87
  88     case SIMCALL_COMM_ISEND:
  89       simcall->comm_isend.result = SIMIX_comm_isend(
  90           simcall->issuer,
  91           simcall->comm_isend.rdv,
  92           simcall->comm_isend.task_size,
  93           simcall->comm_isend.rate,
  94           simcall->comm_isend.src_buff,
  95           simcall->comm_isend.src_buff_size,
  96           simcall->comm_isend.match_fun,
  97           simcall->comm_isend.clean_fun,
  98           simcall->comm_isend.data,
  99           simcall->comm_isend.detached);
 100       SIMIX_simcall_answer(simcall);
 101       break;
 102
 103     case SIMCALL_COMM_RECV:
 104     {
 105       smx_action_t comm = SIMIX_comm_irecv(
 106           simcall->issuer,
 107           simcall->comm_recv.rdv,
 108           simcall->comm_recv.dst_buff,
 109           simcall->comm_recv.dst_buff_size,
 110           simcall->comm_recv.match_fun,
 111           simcall->comm_recv.data);
 112       SIMIX_pre_comm_wait(simcall, comm, simcall->comm_recv.timeout, 0);
 113       break;
 114     }
 115
 116     case SIMCALL_COMM_IRECV:
 117       simcall->comm_irecv.result = SIMIX_comm_irecv(
 118           simcall->issuer,
 119           simcall->comm_irecv.rdv,
 120           simcall->comm_irecv.dst_buff,
 121           simcall->comm_irecv.dst_buff_size,
 122           simcall->comm_irecv.match_fun,
 123           simcall->comm_irecv.data);
 124       SIMIX_simcall_answer(simcall);
 125       break;
 126
 127     case SIMCALL_COMM_IPROBE:
 128       simcall->comm_iprobe.result = SIMIX_comm_iprobe(
 129           simcall->issuer,
 130           simcall->comm_iprobe.rdv,
 131           simcall->comm_iprobe.src,
 132           simcall->comm_iprobe.tag,
 133           simcall->comm_iprobe.match_fun,
 134           simcall->comm_iprobe.data);
 135       SIMIX_simcall_answer(simcall);
 136       break;
 137
 138     case SIMCALL_COMM_DESTROY:
 139       SIMIX_comm_destroy(simcall->comm_destroy.comm);
 140       SIMIX_simcall_answer(simcall);
 141       break;
 142
 143     case SIMCALL_COMM_CANCEL:
 144       SIMIX_comm_cancel(simcall->comm_cancel.comm);
 145       SIMIX_simcall_answer(simcall);
 146       break;
 147
 148     case SIMCALL_COMM_GET_REMAINS:
 149       simcall->comm_get_remains.result =
 150           SIMIX_comm_get_remains(simcall->comm_get_remains.comm);
 151       SIMIX_simcall_answer(simcall);
 152       break;
 153
 154     case SIMCALL_COMM_GET_STATE:
 155       simcall->comm_get_state.result =
 156           SIMIX_comm_get_state(simcall->comm_get_state.comm);
 157       SIMIX_simcall_answer(simcall);
 158       break;
 159
 160     case SIMCALL_COMM_GET_SRC_DATA:
 161       simcall->comm_get_src_data.result = SIMIX_comm_get_src_data(simcall->comm_get_src_data.comm);
 162       SIMIX_simcall_answer(simcall);
 163       break;
 164
 165     case SIMCALL_COMM_GET_DST_DATA:
 166       simcall->comm_get_dst_data.result = SIMIX_comm_get_dst_data(simcall->comm_get_dst_data.comm);
 167       SIMIX_simcall_answer(simcall);
 168       break;
 169
 170     case SIMCALL_COMM_GET_SRC_PROC:
 171       simcall->comm_get_src_proc.result =
 172           SIMIX_comm_get_src_proc(simcall->comm_get_src_proc.comm);
 173       SIMIX_simcall_answer(simcall);
 174       break;
 175
 176     case SIMCALL_COMM_GET_DST_PROC:
 177       simcall->comm_get_dst_proc.result =
 178           SIMIX_comm_get_dst_proc(simcall->comm_get_dst_proc.comm);
 179       SIMIX_simcall_answer(simcall);
 180       break;
 181
 182 #ifdef HAVE_LATENCY_BOUND_TRACKING
 183     case SIMCALL_COMM_IS_LATENCY_BOUNDED:
 184       simcall->comm_is_latency_bounded.result =
 185           SIMIX_comm_is_latency_bounded(simcall->comm_is_latency_bounded.comm);
 186       SIMIX_simcall_answer(simcall);
 187       break;
 188 #endif
 189
 190     case SIMCALL_RDV_CREATE:
 191       simcall->rdv_create.result = SIMIX_rdv_create(simcall->rdv_create.name);
 192       SIMIX_simcall_answer(simcall);
 193       break;
 194
 195     case SIMCALL_RDV_DESTROY:
 196       SIMIX_rdv_destroy(simcall->rdv_destroy.rdv);
 197       SIMIX_simcall_answer(simcall);
 198       break;
 199
 200     case SIMCALL_RDV_GEY_BY_NAME:
 201       simcall->rdv_get_by_name.result =
 202         SIMIX_rdv_get_by_name(simcall->rdv_get_by_name.name);
 203       SIMIX_simcall_answer(simcall);
 204       break;
 205
 206     case SIMCALL_RDV_COMM_COUNT_BY_HOST:
 207       simcall->rdv_comm_count_by_host.result = SIMIX_rdv_comm_count_by_host(
 208           simcall->rdv_comm_count_by_host.rdv,
 209           simcall->rdv_comm_count_by_host.host);
 210       SIMIX_simcall_answer(simcall);
 211       break;
 212
 213     case SIMCALL_RDV_GET_HEAD:
 214       simcall->rdv_get_head.result = SIMIX_rdv_get_head(simcall->rdv_get_head.rdv);
 215       SIMIX_simcall_answer(simcall);
 216       break;
 217
 218     case SIMCALL_RDV_SET_RECV:
 219       SIMIX_rdv_set_receiver(simcall->rdv_set_rcv_proc.rdv, simcall->rdv_set_rcv_proc.receiver);
 220       SIMIX_simcall_answer(simcall);
 221       break;
 222
 223     case SIMCALL_RDV_GET_RECV:
 224       simcall->rdv_get_rcv_proc.result = SIMIX_rdv_get_receiver(simcall->rdv_set_rcv_proc.rdv);
 225       SIMIX_simcall_answer(simcall);
 226       break;
 227
 228     case SIMCALL_HOST_GET_BY_NAME:
 229       simcall->host_get_by_name.result =
 230         SIMIX_host_get_by_name(simcall->host_get_by_name.name);
 231       SIMIX_simcall_answer(simcall);
 232       break;
 233
 234     case SIMCALL_HOST_GET_NAME:
 235       simcall->host_get_name.result =  SIMIX_host_get_name(simcall->host_get_name.host);
 236       SIMIX_simcall_answer(simcall);
 237       break;
 238
 239     case SIMCALL_HOST_GET_PROPERTIES:
 240       simcall->host_get_properties.result =
 241         SIMIX_host_get_properties(simcall->host_get_properties.host);
 242       SIMIX_simcall_answer(simcall);
 243       break;
 244
 245     case SIMCALL_HOST_GET_SPEED:
 246       simcall->host_get_speed.result =
 247         SIMIX_host_get_speed(simcall->host_get_speed.host);
 248       SIMIX_simcall_answer(simcall);
 249       break;
 250
 251     case SIMCALL_HOST_GET_AVAILABLE_SPEED:
 252       simcall->host_get_available_speed.result =
 253         SIMIX_host_get_available_speed(simcall->host_get_available_speed.host);
 254       SIMIX_simcall_answer(simcall);
 255       break;
 256
 257     case SIMCALL_HOST_GET_STATE:
 258       simcall->host_get_state.result =
 259         SIMIX_host_get_state(simcall->host_get_state.host);
 260       SIMIX_simcall_answer(simcall);
 261       break;
 262
 263     case SIMCALL_HOST_GET_DATA:
 264       simcall->host_get_data.result =  SIMIX_host_get_data(simcall->host_get_data.host);
 265       SIMIX_simcall_answer(simcall);
 266       break;
 267
 268     case SIMCALL_HOST_SET_DATA:
 269       SIMIX_host_set_data(simcall->host_set_data.host, simcall->host_set_data.data);
 270       SIMIX_simcall_answer(simcall);
 271       break;
 272
 273     case SIMCALL_HOST_EXECUTE:
 274       simcall->host_execute.result = SIMIX_host_execute(
 275     simcall->host_execute.name,
 276     simcall->host_execute.host,
 277     simcall->host_execute.computation_amount,
 278     simcall->host_execute.priority);
 279       SIMIX_simcall_answer(simcall);
 280       break;
 281
 282     case SIMCALL_HOST_PARALLEL_EXECUTE:
 283       simcall->host_parallel_execute.result = SIMIX_host_parallel_execute(
 284     simcall->host_parallel_execute.name,
 285     simcall->host_parallel_execute.host_nb,
 286     simcall->host_parallel_execute.host_list,
 287     simcall->host_parallel_execute.computation_amount,
 288     simcall->host_parallel_execute.communication_amount,
 289     simcall->host_parallel_execute.amount,
 290     simcall->host_parallel_execute.rate);
 291       SIMIX_simcall_answer(simcall);
 292       break;
 293
 294     case SIMCALL_HOST_EXECUTION_DESTROY:
 295       SIMIX_host_execution_destroy(simcall->host_execution_destroy.execution);
 296       SIMIX_simcall_answer(simcall);
 297       break;
 298
 299     case SIMCALL_HOST_EXECUTION_CANCEL:
 300       SIMIX_host_execution_cancel(simcall->host_execution_cancel.execution);
 301       SIMIX_simcall_answer(simcall);
 302       break;
 303
 304     case SIMCALL_HOST_EXECUTION_GET_REMAINS:
 305       simcall->host_execution_get_remains.result =
 306         SIMIX_host_execution_get_remains(simcall->host_execution_get_remains.execution);
 307       SIMIX_simcall_answer(simcall);
 308       break;
 309
 310     case SIMCALL_HOST_EXECUTION_GET_STATE:
 311       simcall->host_execution_get_state.result =
 312         SIMIX_host_execution_get_state(simcall->host_execution_get_state.execution);
 313       SIMIX_simcall_answer(simcall);
 314       break;
 315
 316     case SIMCALL_HOST_EXECUTION_SET_PRIORITY:
 317       SIMIX_host_execution_set_priority(
 318     simcall->host_execution_set_priority.execution,
 319     simcall->host_execution_set_priority.priority);
 320       SIMIX_simcall_answer(simcall);
 321       break;
 322
 323     case SIMCALL_HOST_EXECUTION_WAIT:
 324       SIMIX_pre_host_execution_wait(simcall);
 325       break;
 326
 327     case SIMCALL_PROCESS_CREATE:
 328       SIMIX_process_create(
 329           simcall->process_create.process,
 330     simcall->process_create.name,
 331     simcall->process_create.code,
 332     simcall->process_create.data,
 333     simcall->process_create.hostname,
 334     simcall->process_create.kill_time,
 335     simcall->process_create.argc,
 336     simcall->process_create.argv,
 337     simcall->process_create.properties,
 338     simcall->process_create.auto_restart);
 339       SIMIX_simcall_answer(simcall);
 340       break;
 341
 342     case SIMCALL_PROCESS_KILL:
 343       SIMIX_process_kill(simcall->process_kill.process,simcall->issuer);
 344       SIMIX_simcall_answer(simcall);
 345       break;
 346
 347     case SIMCALL_PROCESS_KILLALL:
 348       SIMIX_process_killall(simcall->issuer);
 349       SIMIX_simcall_answer(simcall);
 350       break;
 351
 352     case SIMCALL_PROCESS_CLEANUP:
 353       SIMIX_process_cleanup(simcall->process_cleanup.process);
 354       SIMIX_simcall_answer(simcall);
 355       break;
 356
 357     case SIMCALL_PROCESS_CHANGE_HOST:
 358       SIMIX_pre_process_change_host(
 359           simcall->process_change_host.process,
 360           simcall->process_change_host.dest);
 361       SIMIX_simcall_answer(simcall);
 362       break;
 363
 364     case SIMCALL_PROCESS_SUSPEND:
 365       SIMIX_pre_process_suspend(simcall);
 366       break;
 367
 368     case SIMCALL_PROCESS_RESUME:
 369       SIMIX_process_resume(simcall->process_resume.process, simcall->issuer);
 370       SIMIX_simcall_answer(simcall);
 371       break;
 372
 373     case SIMCALL_PROCESS_COUNT:
 374       simcall->process_count.result = SIMIX_process_count();
 375       SIMIX_simcall_answer(simcall);
 376       break;
 377
 378     case SIMCALL_PROCESS_GET_DATA:
 379       simcall->process_get_data.result =
 380         SIMIX_process_get_data(simcall->process_get_data.process);
 381       SIMIX_simcall_answer(simcall);
 382       break;
 383     case SIMCALL_PROCESS_ON_EXIT:
 384       SIMIX_process_on_exit(simcall->process_on_exit.process,
 385                             simcall->process_on_exit.fun,
 386                             simcall->process_on_exit.data);
 387       SIMIX_simcall_answer(simcall);
 388     break;
 389     case SIMCALL_PROCESS_RESTART:
 390       simcall->process_restart.result = SIMIX_process_restart(simcall->process_restart.process, simcall->issuer);
 391       SIMIX_simcall_answer(simcall);
 392     break;
 393     case SIMCALL_PROCESS_AUTO_RESTART_SET:
 394       SIMIX_process_auto_restart_set(simcall->process_auto_restart.process,simcall->process_auto_restart.auto_restart);
 395       SIMIX_simcall_answer(simcall);
 396     break;
 397     case SIMCALL_PROCESS_SET_DATA:
 398       SIMIX_process_set_data(
 399     simcall->process_set_data.process,
 400     simcall->process_set_data.data);
 401       SIMIX_simcall_answer(simcall);
 402       break;
 403
 404     case SIMCALL_PROCESS_GET_HOST:
 405       simcall->process_get_host.result = SIMIX_process_get_host(simcall->process_get_host.process);
 406       SIMIX_simcall_answer(simcall);
 407       break;
 408
 409     case SIMCALL_PROCESS_GET_NAME:
 410       simcall->process_get_name.result = SIMIX_process_get_name(simcall->process_get_name.process);
 411       SIMIX_simcall_answer(simcall);
 412       break;
 413
 414     case SIMCALL_PROCESS_IS_SUSPENDED:
 415       simcall->process_is_suspended.result =
 416         SIMIX_process_is_suspended(simcall->process_is_suspended.process);
 417       SIMIX_simcall_answer(simcall);
 418       break;
 419
 420     case SIMCALL_PROCESS_GET_PROPERTIES:
 421       simcall->process_get_properties.result =
 422         SIMIX_process_get_properties(simcall->process_get_properties.process);
 423       SIMIX_simcall_answer(simcall);
 424       break;
 425
 426     case SIMCALL_PROCESS_SLEEP:
 427       SIMIX_pre_process_sleep(simcall);
 428       break;
 429
 430 #ifdef HAVE_TRACING
 431     case SIMCALL_SET_CATEGORY:
 432       SIMIX_set_category(
 433           simcall->set_category.action,
 434           simcall->set_category.category);
 435       SIMIX_simcall_answer(simcall);
 436       break;
 437 #endif
 438
 439     case SIMCALL_MUTEX_INIT:
 440       simcall->mutex_init.result = SIMIX_mutex_init();
 441       SIMIX_simcall_answer(simcall);
 442       break;
 443
 444     case SIMCALL_MUTEX_DESTROY:
 445       SIMIX_mutex_destroy(simcall->mutex_destroy.mutex);
 446       SIMIX_simcall_answer(simcall);
 447       break;
 448
 449     case SIMCALL_MUTEX_LOCK:
 450       SIMIX_pre_mutex_lock(simcall);
 451       break;
 452
 453     case SIMCALL_MUTEX_TRYLOCK:
 454       simcall->mutex_trylock.result =
 455         SIMIX_mutex_trylock(simcall->mutex_trylock.mutex, simcall->issuer);
 456       SIMIX_simcall_answer(simcall);
 457       break;
 458
 459     case SIMCALL_MUTEX_UNLOCK:
 460       SIMIX_mutex_unlock(simcall->mutex_unlock.mutex, simcall->issuer);
 461       SIMIX_simcall_answer(simcall);
 462       break;
 463
 464     case SIMCALL_COND_INIT:
 465       simcall->cond_init.result = SIMIX_cond_init();
 466       SIMIX_simcall_answer(simcall);
 467       break;
 468
 469     case SIMCALL_COND_DESTROY:
 470       SIMIX_cond_destroy(simcall->cond_destroy.cond);
 471       SIMIX_simcall_answer(simcall);
 472       break;
 473
 474     case SIMCALL_COND_SIGNAL:
 475       SIMIX_cond_signal(simcall->cond_signal.cond);
 476       SIMIX_simcall_answer(simcall);
 477       break;
 478
 479     case SIMCALL_COND_WAIT:
 480       SIMIX_pre_cond_wait(simcall);
 481       break;
 482
 483     case SIMCALL_COND_WAIT_TIMEOUT:
 484       SIMIX_pre_cond_wait_timeout(simcall);
 485       break;
 486
 487     case SIMCALL_COND_BROADCAST:
 488       SIMIX_cond_broadcast(simcall->cond_broadcast.cond);
 489       SIMIX_simcall_answer(simcall);
 490       break;
 491
 492     case SIMCALL_SEM_INIT:
 493       simcall->sem_init.result = SIMIX_sem_init(simcall->sem_init.capacity);
 494       SIMIX_simcall_answer(simcall);
 495       break;
 496
 497     case SIMCALL_SEM_DESTROY:
 498       SIMIX_sem_destroy(simcall->sem_destroy.sem);
 499       SIMIX_simcall_answer(simcall);
 500       break;
 501
 502     case SIMCALL_SEM_RELEASE:
 503       SIMIX_sem_release(simcall->sem_release.sem);
 504       SIMIX_simcall_answer(simcall);
 505       break;
 506
 507     case SIMCALL_SEM_WOULD_BLOCK:
 508       simcall->sem_would_block.result =
 509         SIMIX_sem_would_block(simcall->sem_would_block.sem);
 510       SIMIX_simcall_answer(simcall);
 511       break;
 512
 513     case SIMCALL_SEM_ACQUIRE:
 514       SIMIX_pre_sem_acquire(simcall);
 515       break;
 516
 517     case SIMCALL_SEM_ACQUIRE_TIMEOUT:
 518       SIMIX_pre_sem_acquire_timeout(simcall);
 519       break;
 520
 521     case SIMCALL_SEM_GET_CAPACITY:
 522       simcall->sem_get_capacity.result =
 523         SIMIX_sem_get_capacity(simcall->sem_get_capacity.sem);
 524       SIMIX_simcall_answer(simcall);
 525       break;
 526
 527     case SIMCALL_FILE_READ:
 528       SIMIX_pre_file_read(simcall);
 529       break;
 530
 531     case SIMCALL_FILE_WRITE:
 532       SIMIX_pre_file_write(simcall);
 533       break;
 534
 535     case SIMCALL_FILE_OPEN:
 536       SIMIX_pre_file_open(simcall);
 537       break;
 538
 539     case SIMCALL_FILE_CLOSE:
 540       SIMIX_pre_file_close(simcall);
 541       break;
 542
 543     case SIMCALL_FILE_STAT:
 544       SIMIX_pre_file_stat(simcall);
 545       break;
 546
 547     case SIMCALL_FILE_UNLINK:
 548       SIMIX_pre_file_unlink(simcall);
 549       break;
 550
 551     case SIMCALL_FILE_LS:
 552       SIMIX_pre_file_ls(simcall);
 553       break;
 554
 555     case SIMCALL_ASR_GET_PROPERTIES:
 556       simcall->asr_get_properties.result =
 557         SIMIX_asr_get_properties(simcall->asr_get_properties.name);
 558       SIMIX_simcall_answer(simcall);
 559       break;
 560
 561 #ifdef HAVE_MC
 562     case SIMCALL_MC_SNAPSHOT:
 563       simcall->mc_snapshot.s = MC_take_snapshot_liveness();
 564       SIMIX_simcall_answer(simcall);
 565       break;
 566
 567     case SIMCALL_MC_COMPARE_SNAPSHOTS:
 568       simcall->mc_compare_snapshots.result =
 569         snapshot_compare(simcall->mc_compare_snapshots.snapshot1, simcall->mc_compare_snapshots.snapshot2);
 570       SIMIX_simcall_answer(simcall);
 571       break;
 572 #endif /* HAVE_MC */
 573
 574     case SIMCALL_NONE:
 575       THROWF(arg_error,0,"Asked to do the noop syscall on %s@%s",
 576           SIMIX_process_get_name(simcall->issuer),
 577           SIMIX_host_get_name(SIMIX_process_get_host(simcall->issuer))
 578           );
 579       break;
 580
 581     /* ****************************************************************************************** */
 582     /* TUTORIAL: New API                                                                        */
 583     /* ****************************************************************************************** */
 584     case SIMCALL_NEW_API_INIT:
 585       SIMIX_pre_new_api_fct(simcall);
 586       break;
 587   }
 588 }
 589
 590 void SIMIX_simcall_post(smx_action_t action)
 591 {
 592   switch (action->type) {
 593
 594     case SIMIX_ACTION_EXECUTE:
 595     case SIMIX_ACTION_PARALLEL_EXECUTE:
 596       SIMIX_post_host_execute(action);
 597       break;
 598
 599     case SIMIX_ACTION_COMMUNICATE:
 600       SIMIX_post_comm(action);
 601       break;
 602
 603     case SIMIX_ACTION_SLEEP:
 604       SIMIX_post_process_sleep(action);
 605       break;
 606
 607     case SIMIX_ACTION_SYNCHRO:
 608       SIMIX_post_synchro(action);
 609       break;
 610
 611     case SIMIX_ACTION_IO:
 612       SIMIX_post_io(action);
 613       break;
 614
 615     /* ****************************************************************************************** */
 616     /* TUTORIAL: New API                                                                        */
 617     /* ****************************************************************************************** */
 618     case SIMIX_ACTION_NEW_API:
 619       SIMIX_post_new_api(action);
 620       break;
 621   }
 622 }