コード例 #1
0
ファイル: msg_gos.c プロジェクト: tempbottle/simgrid
/* Internal function used to factorize code between
 * MSG_task_isend_with_matching() and MSG_task_dsend().
 */
static XBT_INLINE
msg_comm_t MSG_task_isend_internal(msg_task_t task, const char *alias,
                                   int (*match_fun)(void*,void*, smx_synchro_t),
                                   void *match_data, void_f_pvoid_t cleanup,
                                   int detached)
{
  simdata_task_t t_simdata = NULL;
  msg_process_t process = MSG_process_self();
  msg_mailbox_t mailbox = MSG_mailbox_get_by_alias(alias);
  int call_end = TRACE_msg_task_put_start(task);

  /* Prepare the task to send */
  t_simdata = task->simdata;
  t_simdata->sender = process;
  t_simdata->source = ((simdata_process_t) SIMIX_process_self_get_data(process))->m_host;

  if (t_simdata->isused != 0) {
    if (msg_global->debug_multiple_use){
      XBT_ERROR("This task is already used in there:");
      xbt_backtrace_display(t_simdata->isused);
      XBT_ERROR("And you try to reuse it from here:");
      xbt_backtrace_display_current();
    } else {
      xbt_assert(t_simdata->isused == 0,
                 "This task is still being used somewhere else. You cannot send it now. Go fix your code! (use --cfg=msg/debug_multiple_use:on to get the backtrace of the other process)");
    }
  }

  if (msg_global->debug_multiple_use)
    MSG_BT(t_simdata->isused, "Using Backtrace");
  else
    t_simdata->isused = (void*)1;
  t_simdata->comm = NULL;
  msg_global->sent_msg++;

  /* Send it by calling SIMIX network layer */
  smx_synchro_t act = simcall_comm_isend(SIMIX_process_self(), mailbox, t_simdata->bytes_amount,
                                        t_simdata->rate, task, sizeof(void *),
                                        match_fun, cleanup, NULL, match_data,detached);
  t_simdata->comm = act; /* FIXME: is the field t_simdata->comm still useful? */

  msg_comm_t comm;
  if (detached) {
    comm = NULL;
  } else {
    comm = xbt_new0(s_msg_comm_t, 1);
    comm->task_sent = task;
    comm->task_received = NULL;
    comm->status = MSG_OK;
    comm->s_comm = act;
  }

  if (TRACE_is_enabled())
    simcall_set_category(act, task->category);
  if (call_end)
    TRACE_msg_task_put_end();

  return comm;
}
コード例 #2
0
xbt_os_thread_t xbt_os_thread_create(const char *name,
                                     pvoid_f_pvoid_t start_routine,
                                     void *param, void *data)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_thread_create)");
}
コード例 #3
0
void simdata_task::reportMultipleUse() const
{
  if (msg_global->debug_multiple_use){
    XBT_ERROR("This task is already used in there:");
    // TODO, backtrace
    XBT_ERROR("<missing backtrace>");
    XBT_ERROR("And you try to reuse it from here:");
    xbt_backtrace_display_current();
  } else {
    xbt_die("This task is still being used somewhere else. You cannot send it now. Go fix your code!"
             "(use --cfg=msg/debug-multiple-use:on to get the backtrace of the other process)");
  }
}
コード例 #4
0
ファイル: msg_mailbox.c プロジェクト: FlorianPO/simgrid
msg_error_t
MSG_mailbox_put_with_timeout(msg_mailbox_t mailbox, msg_task_t task,
                             double timeout)
{
  msg_error_t ret = MSG_OK;
  simdata_task_t t_simdata = NULL;
  msg_process_t process = MSG_process_self();
  simdata_process_t p_simdata = SIMIX_process_self_get_data(process);

  int call_end = TRACE_msg_task_put_start(task);    //must be after CHECK_HOST()

  /* Prepare the task to send */
  t_simdata = task->simdata;
  t_simdata->sender = process;
  t_simdata->source = ((simdata_process_t) SIMIX_process_self_get_data(process))->m_host;

  if (t_simdata->isused != 0) {
    if (msg_global->debug_multiple_use){
      XBT_ERROR("This task is already used in there:");
      xbt_backtrace_display(t_simdata->isused);
      XBT_ERROR("And you try to reuse it from here:");
      xbt_backtrace_display_current();
    } else {
      xbt_assert(t_simdata->isused == 0,
                 "This task is still being used somewhere else. You cannot send it now. Go fix your code! (use --cfg=msg/debug_multiple_use:on to get the backtrace of the other process)");
    }
  }

  if (msg_global->debug_multiple_use)
    MSG_BT(t_simdata->isused, "Using Backtrace");
  else
    t_simdata->isused = (void*)1;
  t_simdata->comm = NULL;
  msg_global->sent_msg++;


  p_simdata->waiting_task = task;

  xbt_ex_t e;
  /* Try to send it by calling SIMIX network layer */
  TRY {
    smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simix call  */
    comm = simcall_comm_isend(SIMIX_process_self(), mailbox,t_simdata->bytes_amount,
                                  t_simdata->rate, task, sizeof(void *),
                                  NULL, NULL, NULL, task, 0);
    if (TRACE_is_enabled())
      simcall_set_category(comm, task->category);
     t_simdata->comm = comm;
     simcall_comm_wait(comm, timeout);
  }

  CATCH(e) {
    switch (e.category) {
    case cancel_error:
      ret = MSG_HOST_FAILURE;
      break;
    case network_error:
      ret = MSG_TRANSFER_FAILURE;
      break;
    case timeout_error:
      ret = MSG_TIMEOUT;
      break;
    default:
      RETHROW;
    }
    xbt_ex_free(e);

    /* If the send failed, it is not used anymore */
    if (msg_global->debug_multiple_use && t_simdata->isused!=0)
      xbt_ex_free(*(xbt_ex_t*)t_simdata->isused);
    t_simdata->isused = 0;
  }


  p_simdata->waiting_task = NULL;
  if (call_end)
    TRACE_msg_task_put_end();
  MSG_RETURN(ret);
}
コード例 #5
0
void xbt_os_thread_yield(void)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_thread_yield)");
}
コード例 #6
0
void xbt_os_thread_detach(xbt_os_thread_t worker)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_thread_exit)");
}
コード例 #7
0
void xbt_os_thread_exit(int *retcode)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_thread_exit)");
}
コード例 #8
0
void xbt_os_cond_destroy(xbt_os_cond_t cond)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_cond_destroy)");
}
コード例 #9
0
void xbt_os_cond_wait(xbt_os_cond_t cond, xbt_os_mutex_t mutex)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_cond_wait)");
}
コード例 #10
0
xbt_os_cond_t xbt_os_cond_init(void)
{
    xbt_backtrace_display_current();
    xbt_die
    ("No pthread in SG when compiled against the ucontext (xbt_os_cond_init)");
}