src/simix/smx_smurf.c

   1 #include "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_req_t SIMIX_req_mine()
   9 {
  10   smx_process_t issuer = SIMIX_process_self();
  11   return &issuer->request;
  12 }
  13
  14 /**
  15  * \brief Makes the current process do a request to the kernel and yields
  16  * until completion.
  17  * \param self the current process
  18  */
  19 void SIMIX_request_push(smx_process_t self)
  20 {
  21   if (self != simix_global->maestro_process) {
  22     XBT_DEBUG("Yield process '%s' on request of type %s (%d)", self->name,
  23         SIMIX_request_name(self->request.call), self->request.call);
  24     SIMIX_process_yield(self);
  25   } else {
  26     SIMIX_request_pre(&self->request, 0);
  27   }
  28 }
  29
  30 void SIMIX_request_answer(smx_req_t req)
  31 {
  32   if (req->issuer != simix_global->maestro_process){
  33     XBT_DEBUG("Answer request %s (%d) issued by %s (%p)", SIMIX_request_name(req->call), req->call,
  34         req->issuer->name, req->issuer);
  35     req->issuer->request.call = REQ_NO_REQ;
  36     xbt_dynar_push_as(simix_global->process_to_run, smx_process_t, req->issuer);
  37   }
  38 }
  39
  40 void SIMIX_request_pre(smx_req_t req, int value)
  41 {
  42
  43   switch (req->call) {
  44     case REQ_COMM_TEST:
  45       SIMIX_pre_comm_test(req);
  46       break;
  47
  48     case REQ_COMM_TESTANY:
  49       SIMIX_pre_comm_testany(req, value);
  50       break;
  51
  52     case REQ_COMM_WAIT:
  53       SIMIX_pre_comm_wait(req,
  54           req->comm_wait.comm,
  55           req->comm_wait.timeout,
  56           value);
  57       break;
  58
  59     case REQ_COMM_WAITANY:
  60       SIMIX_pre_comm_waitany(req, value);
  61       break;
  62
  63     case REQ_COMM_SEND:
  64     {
  65       smx_action_t comm = SIMIX_comm_isend(
  66           req->issuer,
  67           req->comm_send.rdv,
  68           req->comm_send.task_size,
  69           req->comm_send.rate,
  70           req->comm_send.src_buff,
  71           req->comm_send.src_buff_size,
  72           req->comm_send.match_fun,
  73           NULL, /* no clean function since it's not detached */
  74           req->comm_send.data,
  75           0);
  76       SIMIX_pre_comm_wait(req, comm, req->comm_send.timeout, 0);
  77       break;
  78     }
  79
  80     case REQ_COMM_ISEND:
  81       req->comm_isend.result = SIMIX_comm_isend(
  82           req->issuer,
  83           req->comm_isend.rdv,
  84           req->comm_isend.task_size,
  85           req->comm_isend.rate,
  86           req->comm_isend.src_buff,
  87           req->comm_isend.src_buff_size,
  88           req->comm_isend.match_fun,
  89           req->comm_isend.clean_fun,
  90           req->comm_isend.data,
  91           req->comm_isend.detached);
  92       SIMIX_request_answer(req);
  93       break;
  94
  95     case REQ_COMM_RECV:
  96     {
  97       smx_action_t comm = SIMIX_comm_irecv(
  98           req->issuer,
  99           req->comm_recv.rdv,
 100           req->comm_recv.dst_buff,
 101           req->comm_recv.dst_buff_size,
 102           req->comm_recv.match_fun,
 103           req->comm_recv.data);
 104       SIMIX_pre_comm_wait(req, comm, req->comm_recv.timeout, 0);
 105       break;
 106     }
 107
 108     case REQ_COMM_IRECV:
 109       req->comm_irecv.result = SIMIX_comm_irecv(
 110           req->issuer,
 111           req->comm_irecv.rdv,
 112           req->comm_irecv.dst_buff,
 113           req->comm_irecv.dst_buff_size,
 114           req->comm_irecv.match_fun,
 115           req->comm_irecv.data);
 116       SIMIX_request_answer(req);
 117       break;
 118
 119     case REQ_COMM_DESTROY:
 120       SIMIX_comm_destroy(req->comm_destroy.comm);
 121       SIMIX_request_answer(req);
 122       break;
 123
 124     case REQ_COMM_CANCEL:
 125       SIMIX_comm_cancel(req->comm_cancel.comm);
 126       SIMIX_request_answer(req);
 127       break;
 128
 129     case REQ_COMM_GET_REMAINS:
 130       req->comm_get_remains.result =
 131           SIMIX_comm_get_remains(req->comm_get_remains.comm);
 132       SIMIX_request_answer(req);
 133       break;
 134
 135     case REQ_COMM_GET_STATE:
 136       req->comm_get_state.result =
 137           SIMIX_comm_get_state(req->comm_get_state.comm);
 138       SIMIX_request_answer(req);
 139       break;
 140
 141     case REQ_COMM_GET_SRC_DATA:
 142       req->comm_get_src_data.result = SIMIX_comm_get_src_data(req->comm_get_src_data.comm);
 143       SIMIX_request_answer(req);
 144       break;
 145
 146     case REQ_COMM_GET_DST_DATA:
 147       req->comm_get_dst_data.result = SIMIX_comm_get_dst_data(req->comm_get_dst_data.comm);
 148       SIMIX_request_answer(req);
 149       break;
 150
 151     case REQ_COMM_GET_SRC_PROC:
 152       req->comm_get_src_proc.result =
 153           SIMIX_comm_get_src_proc(req->comm_get_src_proc.comm);
 154       SIMIX_request_answer(req);
 155       break;
 156
 157     case REQ_COMM_GET_DST_PROC:
 158       req->comm_get_dst_proc.result =
 159           SIMIX_comm_get_dst_proc(req->comm_get_dst_proc.comm);
 160       SIMIX_request_answer(req);
 161       break;
 162
 163 #ifdef HAVE_LATENCY_BOUND_TRACKING
 164     case REQ_COMM_IS_LATENCY_BOUNDED:
 165       req->comm_is_latency_bounded.result =
 166           SIMIX_comm_is_latency_bounded(req->comm_is_latency_bounded.comm);
 167       SIMIX_request_answer(req);
 168       break;
 169 #endif
 170
 171     case REQ_RDV_CREATE:
 172       req->rdv_create.result = SIMIX_rdv_create(req->rdv_create.name);
 173       SIMIX_request_answer(req);
 174       break;
 175
 176     case REQ_RDV_DESTROY:
 177       SIMIX_rdv_destroy(req->rdv_destroy.rdv);
 178       SIMIX_request_answer(req);
 179       break;
 180
 181     case REQ_RDV_GEY_BY_NAME:
 182       req->rdv_get_by_name.result =
 183         SIMIX_rdv_get_by_name(req->rdv_get_by_name.name);
 184       SIMIX_request_answer(req);
 185       break;
 186
 187     case REQ_RDV_COMM_COUNT_BY_HOST:
 188       req->rdv_comm_count_by_host.result = SIMIX_rdv_comm_count_by_host(
 189           req->rdv_comm_count_by_host.rdv,
 190           req->rdv_comm_count_by_host.host);
 191       SIMIX_request_answer(req);
 192       break;
 193
 194     case REQ_RDV_GET_HEAD:
 195       req->rdv_get_head.result = SIMIX_rdv_get_head(req->rdv_get_head.rdv);
 196       SIMIX_request_answer(req);
 197       break;
 198
 199     case REQ_HOST_GET_BY_NAME:
 200       req->host_get_by_name.result =
 201         SIMIX_host_get_by_name(req->host_get_by_name.name);
 202       SIMIX_request_answer(req);
 203       break;
 204
 205     case REQ_HOST_GET_NAME:
 206       req->host_get_name.result =       SIMIX_host_get_name(req->host_get_name.host);
 207       SIMIX_request_answer(req);
 208       break;
 209
 210     case REQ_HOST_GET_PROPERTIES:
 211       req->host_get_properties.result =
 212         SIMIX_host_get_properties(req->host_get_properties.host);
 213       SIMIX_request_answer(req);
 214       break;
 215
 216     case REQ_HOST_GET_SPEED:
 217       req->host_get_speed.result =
 218         SIMIX_host_get_speed(req->host_get_speed.host);
 219       SIMIX_request_answer(req);
 220       break;
 221
 222     case REQ_HOST_GET_AVAILABLE_SPEED:
 223       req->host_get_available_speed.result =
 224         SIMIX_host_get_available_speed(req->host_get_available_speed.host);
 225       SIMIX_request_answer(req);
 226       break;
 227
 228     case REQ_HOST_GET_STATE:
 229       req->host_get_state.result =
 230         SIMIX_host_get_state(req->host_get_state.host);
 231       SIMIX_request_answer(req);
 232       break;
 233
 234     case REQ_HOST_GET_DATA:
 235       req->host_get_data.result =       SIMIX_host_get_data(req->host_get_data.host);
 236       SIMIX_request_answer(req);
 237       break;
 238
 239     case REQ_HOST_SET_DATA:
 240       SIMIX_host_set_data(req->host_set_data.host, req->host_set_data.data);
 241       SIMIX_request_answer(req);
 242       break;
 243
 244     case REQ_HOST_EXECUTE:
 245       req->host_execute.result = SIMIX_host_execute(
 246           req->host_execute.name,
 247           req->host_execute.host,
 248           req->host_execute.computation_amount,
 249           req->host_execute.priority);
 250       SIMIX_request_answer(req);
 251       break;
 252
 253     case REQ_HOST_PARALLEL_EXECUTE:
 254       req->host_parallel_execute.result = SIMIX_host_parallel_execute(
 255           req->host_parallel_execute.name,
 256           req->host_parallel_execute.host_nb,
 257           req->host_parallel_execute.host_list,
 258           req->host_parallel_execute.computation_amount,
 259           req->host_parallel_execute.communication_amount,
 260           req->host_parallel_execute.amount,
 261           req->host_parallel_execute.rate);
 262       SIMIX_request_answer(req);
 263       break;
 264
 265     case REQ_HOST_EXECUTION_DESTROY:
 266       SIMIX_host_execution_destroy(req->host_execution_destroy.execution);
 267       SIMIX_request_answer(req);
 268       break;
 269
 270     case REQ_HOST_EXECUTION_CANCEL:
 271       SIMIX_host_execution_cancel(req->host_execution_cancel.execution);
 272       SIMIX_request_answer(req);
 273       break;
 274
 275     case REQ_HOST_EXECUTION_GET_REMAINS:
 276       req->host_execution_get_remains.result =
 277         SIMIX_host_execution_get_remains(req->host_execution_get_remains.execution);
 278       SIMIX_request_answer(req);
 279       break;
 280
 281     case REQ_HOST_EXECUTION_GET_STATE:
 282       req->host_execution_get_state.result =
 283         SIMIX_host_execution_get_state(req->host_execution_get_state.execution);
 284       SIMIX_request_answer(req);
 285       break;
 286
 287     case REQ_HOST_EXECUTION_SET_PRIORITY:
 288       SIMIX_host_execution_set_priority(
 289           req->host_execution_set_priority.execution,
 290           req->host_execution_set_priority.priority);
 291       SIMIX_request_answer(req);
 292       break;
 293
 294     case REQ_HOST_EXECUTION_WAIT:
 295       SIMIX_pre_host_execution_wait(req);
 296       break;
 297
 298     case REQ_PROCESS_CREATE:
 299       SIMIX_process_create(
 300           req->process_create.process,
 301           req->process_create.name,
 302           req->process_create.code,
 303           req->process_create.data,
 304           req->process_create.hostname,
 305           req->process_create.argc,
 306           req->process_create.argv,
 307           req->process_create.properties);
 308       SIMIX_request_answer(req);
 309       break;
 310
 311     case REQ_PROCESS_KILL:
 312       SIMIX_process_kill(req->process_kill.process);
 313       SIMIX_request_answer(req);
 314       break;
 315
 316     case REQ_PROCESS_KILLALL:
 317       SIMIX_process_killall(req->issuer);
 318       SIMIX_request_answer(req);
 319       break;
 320
 321     case REQ_PROCESS_CLEANUP:
 322       SIMIX_process_cleanup(req->process_cleanup.process);
 323       SIMIX_request_answer(req);
 324       break;
 325
 326     case REQ_PROCESS_CHANGE_HOST:
 327       SIMIX_pre_process_change_host(
 328           req->process_change_host.process,
 329           req->process_change_host.dest);
 330       SIMIX_request_answer(req);
 331       break;
 332
 333     case REQ_PROCESS_SUSPEND:
 334       SIMIX_pre_process_suspend(req);
 335       break;
 336
 337     case REQ_PROCESS_RESUME:
 338       SIMIX_process_resume(req->process_resume.process, req->issuer);
 339       SIMIX_request_answer(req);
 340       break;
 341
 342     case REQ_PROCESS_COUNT:
 343       req->process_count.result = SIMIX_process_count();
 344       SIMIX_request_answer(req);
 345       break;
 346
 347     case REQ_PROCESS_GET_DATA:
 348       req->process_get_data.result =
 349         SIMIX_process_get_data(req->process_get_data.process);
 350       SIMIX_request_answer(req);
 351       break;
 352
 353     case REQ_PROCESS_SET_DATA:
 354       SIMIX_process_set_data(
 355           req->process_set_data.process,
 356           req->process_set_data.data);
 357       SIMIX_request_answer(req);
 358       break;
 359
 360     case REQ_PROCESS_GET_HOST:
 361       req->process_get_host.result = SIMIX_process_get_host(req->process_get_host.process);
 362       SIMIX_request_answer(req);
 363       break;
 364
 365     case REQ_PROCESS_GET_NAME:
 366       req->process_get_name.result = SIMIX_process_get_name(req->process_get_name.process);
 367       SIMIX_request_answer(req);
 368       break;
 369
 370     case REQ_PROCESS_IS_SUSPENDED:
 371       req->process_is_suspended.result =
 372         SIMIX_process_is_suspended(req->process_is_suspended.process);
 373       SIMIX_request_answer(req);
 374       break;
 375
 376     case REQ_PROCESS_GET_PROPERTIES:
 377       req->process_get_properties.result =
 378         SIMIX_process_get_properties(req->process_get_properties.process);
 379       SIMIX_request_answer(req);
 380       break;
 381
 382     case REQ_PROCESS_SLEEP:
 383       SIMIX_pre_process_sleep(req);
 384       break;
 385
 386 #ifdef HAVE_TRACING
 387     case REQ_SET_CATEGORY:
 388       SIMIX_set_category(
 389           req->set_category.action,
 390           req->set_category.category);
 391       SIMIX_request_answer(req);
 392       break;
 393 #endif
 394
 395     case REQ_MUTEX_INIT:
 396       req->mutex_init.result = SIMIX_mutex_init();
 397       SIMIX_request_answer(req);
 398       break;
 399
 400     case REQ_MUTEX_DESTROY:
 401       SIMIX_mutex_destroy(req->mutex_destroy.mutex);
 402       SIMIX_request_answer(req);
 403       break;
 404
 405     case REQ_MUTEX_LOCK:
 406       SIMIX_pre_mutex_lock(req);
 407       break;
 408
 409     case REQ_MUTEX_TRYLOCK:
 410       req->mutex_trylock.result =
 411               SIMIX_mutex_trylock(req->mutex_trylock.mutex, req->issuer);
 412       SIMIX_request_answer(req);
 413       break;
 414
 415     case REQ_MUTEX_UNLOCK:
 416       SIMIX_mutex_unlock(req->mutex_unlock.mutex, req->issuer);
 417       SIMIX_request_answer(req);
 418       break;
 419
 420     case REQ_COND_INIT:
 421       req->cond_init.result = SIMIX_cond_init();
 422       SIMIX_request_answer(req);
 423       break;
 424
 425     case REQ_COND_DESTROY:
 426       SIMIX_cond_destroy(req->cond_destroy.cond);
 427       SIMIX_request_answer(req);
 428       break;
 429
 430     case REQ_COND_SIGNAL:
 431       SIMIX_cond_signal(req->cond_signal.cond);
 432       SIMIX_request_answer(req);
 433       break;
 434
 435     case REQ_COND_WAIT:
 436       SIMIX_pre_cond_wait(req);
 437       break;
 438
 439     case REQ_COND_WAIT_TIMEOUT:
 440       SIMIX_pre_cond_wait_timeout(req);
 441       break;
 442
 443     case REQ_COND_BROADCAST:
 444       SIMIX_cond_broadcast(req->cond_broadcast.cond);
 445       SIMIX_request_answer(req);
 446       break;
 447
 448     case REQ_SEM_INIT:
 449       req->sem_init.result = SIMIX_sem_init(req->sem_init.capacity);
 450       SIMIX_request_answer(req);
 451       break;
 452
 453     case REQ_SEM_DESTROY:
 454       SIMIX_sem_destroy(req->sem_destroy.sem);
 455       SIMIX_request_answer(req);
 456       break;
 457
 458     case REQ_SEM_RELEASE:
 459       SIMIX_sem_release(req->sem_release.sem);
 460       SIMIX_request_answer(req);
 461       break;
 462
 463     case REQ_SEM_WOULD_BLOCK:
 464       req->sem_would_block.result =
 465         SIMIX_sem_would_block(req->sem_would_block.sem);
 466       SIMIX_request_answer(req);
 467       break;
 468
 469     case REQ_SEM_ACQUIRE:
 470       SIMIX_pre_sem_acquire(req);
 471       break;
 472
 473     case REQ_SEM_ACQUIRE_TIMEOUT:
 474       SIMIX_pre_sem_acquire_timeout(req);
 475       break;
 476
 477     case REQ_SEM_GET_CAPACITY:
 478       req->sem_get_capacity.result =
 479         SIMIX_sem_get_capacity(req->sem_get_capacity.sem);
 480       SIMIX_request_answer(req);
 481       break;
 482
 483     case REQ_NO_REQ:
 484       THROWF(arg_error,0,"Asked to do the noop syscall on %s@%s",
 485           SIMIX_process_get_name(req->issuer),
 486           SIMIX_host_get_name(SIMIX_process_get_host(req->issuer))
 487           );
 488       break;
 489   }
 490 }
 491
 492 void SIMIX_request_post(smx_action_t action)
 493 {
 494   switch (action->type) {
 495
 496     case SIMIX_ACTION_EXECUTE:
 497     case SIMIX_ACTION_PARALLEL_EXECUTE:
 498       SIMIX_post_host_execute(action);
 499       break;
 500
 501     case SIMIX_ACTION_COMMUNICATE:
 502       SIMIX_post_comm(action);
 503       break;
 504
 505     case SIMIX_ACTION_SLEEP:
 506       SIMIX_post_process_sleep(action);
 507       break;
 508
 509     case SIMIX_ACTION_SYNCHRO:
 510       SIMIX_post_synchro(action);
 511       break;
 512
 513     case SIMIX_ACTION_IO:
 514       break;
 515   }
 516 }