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remove crap in compound. Parallel tasks are not modeled here anyway...
[simgrid.git] / src / surf / workstation.c
index 2d84e1d..40834c1 100644 (file)
 #include "cpu_private.h"
 #include "network_private.h"
 
-surf_workstation_resource_t surf_workstation_resource = NULL;
+surf_workstation_model_t surf_workstation_model = NULL;
 xbt_dict_t workstation_set = NULL;
-static xbt_dict_t parallel_task_network_link_set = NULL;
 
 static workstation_CLM03_t workstation_new(const char *name,
                                           void *cpu, void *card)
 {
   workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
 
-  workstation->resource = (surf_resource_t) surf_workstation_resource;
+  workstation->model = (surf_model_t) surf_workstation_model;
   workstation->name = xbt_strdup(name);
   workstation->cpu = cpu;
   workstation->network_card = card;
@@ -64,38 +63,28 @@ static const char *get_resource_name(void *resource_id)
 static int resource_used(void *resource_id)
 {
   xbt_assert0(0,
-             "Workstation is a virtual resource. I should not be there!");
+             "Workstation is a virtual model. I should not be there!");
   return 0;
 }
 
 static int parallel_action_free(surf_action_t action)
 {
-  action->using--;
-  if (!action->using) {
-    xbt_swag_remove(action, action->state_set);
-    if (((surf_action_parallel_task_CSL05_t) action)->variable)
-      lmm_variable_free(maxmin_system,
-                       ((surf_action_parallel_task_CSL05_t) action)->
-                       variable);
-    free(action);
-    return 1;
-  }
-  return 0;
+  xbt_assert0(0, "This model does not implement parallel tasks");
 }
 
 static void parallel_action_use(surf_action_t action)
 {
-  action->using++;
+  xbt_assert0(0, "This model does not implement parallel tasks");
 }
 
 static int action_free(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    return surf_network_resource->common_public->action_free(action);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    return surf_cpu_resource->common_public->action_free(action);
-  else if (action->resource_type ==
-          (surf_resource_t) surf_workstation_resource)
+  if (action->model_type == (surf_model_t) surf_network_model)
+    return surf_network_model->common_public->action_free(action);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    return surf_cpu_model->common_public->action_free(action);
+  else if (action->model_type ==
+          (surf_model_t) surf_workstation_model)
     return parallel_action_free(action);
   else
     DIE_IMPOSSIBLE;
@@ -104,12 +93,12 @@ static int action_free(surf_action_t action)
 
 static void action_use(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->action_use(action);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->action_use(action);
-  else if (action->resource_type ==
-          (surf_resource_t) surf_workstation_resource)
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->action_use(action);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->action_use(action);
+  else if (action->model_type ==
+          (surf_model_t) surf_workstation_model)
     parallel_action_use(action);
   else
     DIE_IMPOSSIBLE;
@@ -118,12 +107,12 @@ static void action_use(surf_action_t action)
 
 static void action_cancel(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->action_cancel(action);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->action_cancel(action);
-  else if (action->resource_type ==
-          (surf_resource_t) surf_workstation_resource)
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->action_cancel(action);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->action_cancel(action);
+  else if (action->model_type ==
+          (surf_model_t) surf_workstation_model)
     parallel_action_use(action);
   else
     DIE_IMPOSSIBLE;
@@ -139,13 +128,13 @@ static void action_recycle(surf_action_t action)
 static void action_change_state(surf_action_t action,
                                e_surf_action_state_t state)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->action_change_state(action,
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->action_change_state(action,
                                                              state);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->action_change_state(action, state);
-  else if (action->resource_type ==
-          (surf_resource_t) surf_workstation_resource)
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->action_change_state(action, state);
+  else if (action->model_type ==
+          (surf_model_t) surf_workstation_model)
     surf_action_change_state(action, state);
   else
     DIE_IMPOSSIBLE;
@@ -154,68 +143,11 @@ static void action_change_state(surf_action_t action,
 
 static double share_resources(double now)
 {
-  s_surf_action_parallel_task_CSL05_t action;
-  return generic_maxmin_share_resources(surf_workstation_resource->
-                                       common_public->states.
-                                       running_action_set,
-                                       xbt_swag_offset(action, variable));
+  return -1.0;
 }
 
 static void update_actions_state(double now, double delta)
 {
-  surf_action_parallel_task_CSL05_t action = NULL;
-  surf_action_parallel_task_CSL05_t next_action = NULL;
-  xbt_swag_t running_actions =
-      surf_workstation_resource->common_public->states.running_action_set;
-  /* FIXME: unused
-     xbt_swag_t failed_actions =
-     surf_workstation_resource->common_public->states.failed_action_set;
-   */
-
-  xbt_swag_foreach_safe(action, next_action, running_actions) {
-    double_update(&(action->generic_action.remains),
-                 lmm_variable_getvalue(action->variable) * delta);
-    if (action->generic_action.max_duration != NO_MAX_DURATION)
-      double_update(&(action->generic_action.max_duration), delta);
-    if ((action->generic_action.remains <= 0) &&
-       (lmm_get_variable_weight(action->variable) > 0)) {
-      action->generic_action.finish = surf_get_clock();
-      action_change_state((surf_action_t) action, SURF_ACTION_DONE);
-    } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
-              (action->generic_action.max_duration <= 0)) {
-      action->generic_action.finish = surf_get_clock();
-      action_change_state((surf_action_t) action, SURF_ACTION_DONE);
-    } else {                   /* Need to check that none of the resource has failed */
-      lmm_constraint_t cnst = NULL;
-      int i = 0;
-      surf_resource_t resource = NULL;
-
-      while ((cnst =
-             lmm_get_cnst_from_var(maxmin_system, action->variable,
-                                   i++))) {
-       resource = (surf_resource_t) lmm_constraint_id(cnst);
-       if (resource == (surf_resource_t) surf_cpu_resource) {
-         cpu_Cas01_t cpu = lmm_constraint_id(cnst);
-         if (cpu->state_current == SURF_CPU_OFF) {
-           action->generic_action.finish = surf_get_clock();
-           action_change_state((surf_action_t) action,
-                               SURF_ACTION_FAILED);
-           break;
-         }
-       } else if (resource == (surf_resource_t) surf_network_resource) {
-         network_link_CM02_t nw_link = lmm_constraint_id(cnst);
-
-         if (nw_link->state_current == SURF_NETWORK_LINK_OFF) {
-           action->generic_action.finish = surf_get_clock();
-           action_change_state((surf_action_t) action,
-                               SURF_ACTION_FAILED);
-           break;
-         }
-       }
-      }
-    }
-  }
-
   return;
 }
 
@@ -223,67 +155,68 @@ static void update_resource_state(void *id,
                                  tmgr_trace_event_t event_type,
                                  double value)
 {
+  xbt_assert0(0, "This model does not implement parallel tasks");
   return;
 }
 
 static surf_action_t execute(void *workstation, double size)
 {
-  return surf_cpu_resource->extension_public->
+  return surf_cpu_model->extension_public->
       execute(((workstation_CLM03_t) workstation)->cpu, size);
 }
 
 static surf_action_t action_sleep(void *workstation, double duration)
 {
-  return surf_cpu_resource->extension_public->
+  return surf_cpu_model->extension_public->
       sleep(((workstation_CLM03_t) workstation)->cpu, duration);
 }
 
 static void action_suspend(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->suspend(action);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->suspend(action);
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->suspend(action);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->suspend(action);
   else
     DIE_IMPOSSIBLE;
 }
 
 static void action_resume(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->resume(action);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->resume(action);
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->resume(action);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->resume(action);
   else
     DIE_IMPOSSIBLE;
 }
 
 static int action_is_suspended(surf_action_t action)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    return surf_network_resource->common_public->is_suspended(action);
-  if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    return surf_cpu_resource->common_public->is_suspended(action);
+  if (action->model_type == (surf_model_t) surf_network_model)
+    return surf_network_model->common_public->is_suspended(action);
+  if (action->model_type == (surf_model_t) surf_cpu_model)
+    return surf_cpu_model->common_public->is_suspended(action);
   DIE_IMPOSSIBLE;
 }
 
 static void action_set_max_duration(surf_action_t action, double duration)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->set_max_duration(action,
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->set_max_duration(action,
                                                           duration);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->set_max_duration(action, duration);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->set_max_duration(action, duration);
   else
     DIE_IMPOSSIBLE;
 }
 
 static void action_set_priority(surf_action_t action, double priority)
 {
-  if (action->resource_type == (surf_resource_t) surf_network_resource)
-    surf_network_resource->common_public->set_priority(action, priority);
-  else if (action->resource_type == (surf_resource_t) surf_cpu_resource)
-    surf_cpu_resource->common_public->set_priority(action, priority);
+  if (action->model_type == (surf_model_t) surf_network_model)
+    surf_network_model->common_public->set_priority(action, priority);
+  else if (action->model_type == (surf_model_t) surf_cpu_model)
+    surf_cpu_model->common_public->set_priority(action, priority);
   else
     DIE_IMPOSSIBLE;
 }
@@ -292,7 +225,7 @@ static surf_action_t communicate(void *workstation_src,
                                 void *workstation_dst, double size,
                                 double rate)
 {
-  return surf_network_resource->extension_public->
+  return surf_network_model->extension_public->
       communicate(((workstation_CLM03_t) workstation_src)->network_card,
                  ((workstation_CLM03_t) workstation_dst)->network_card,
                  size, rate);
@@ -300,138 +233,39 @@ static surf_action_t communicate(void *workstation_src,
 
 static e_surf_cpu_state_t get_state(void *workstation)
 {
-  return surf_cpu_resource->extension_public->
+  return surf_cpu_model->extension_public->
       get_state(((workstation_CLM03_t) workstation)->cpu);
 }
 
 static double get_speed(void *workstation, double load)
 {
-  return surf_cpu_resource->extension_public->
+  return surf_cpu_model->extension_public->
       get_speed(((workstation_CLM03_t) workstation)->cpu, load);
 }
 
 static double get_available_speed(void *workstation)
 {
-  return surf_cpu_resource->extension_public->
+  return surf_cpu_model->extension_public->
       get_available_speed(((workstation_CLM03_t) workstation)->cpu);
 }
 
-static surf_action_t execute_parallel_task_bogus(int workstation_nb,
-                                                void **workstation_list,
-                                                double
-                                                *computation_amount,
-                                                double
-                                                *communication_amount,
-                                                double amount,
-                                                double rate)
-{
-  xbt_assert0(0, "This model does not implement parallel tasks");
-}
-
 static surf_action_t execute_parallel_task(int workstation_nb,
                                           void **workstation_list,
                                           double *computation_amount,
                                           double *communication_amount,
-                                          double amount, double rate)
+                                          double amount,
+                                          double rate)
 {
-  surf_action_parallel_task_CSL05_t action = NULL;
-  int i, j, k;
-  int nb_link = 0;
-  int nb_host = 0;
-
-  if (parallel_task_network_link_set == NULL) {
-    parallel_task_network_link_set =
-       xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
-  }
-
-  /* Compute the number of affected resources... */
-  for (i = 0; i < workstation_nb; i++) {
-    for (j = 0; j < workstation_nb; j++) {
-      network_card_CM02_t card_src =
-         ((workstation_CLM03_t *) workstation_list)[i]->network_card;
-      network_card_CM02_t card_dst =
-         ((workstation_CLM03_t *) workstation_list)[j]->network_card;
-      int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
-      network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
-
-      if (communication_amount[i * workstation_nb + j] > 0)
-       for (k = 0; k < route_size; k++) {
-         xbt_dict_set(parallel_task_network_link_set, route[k]->name,
-                      route[k], NULL);
-       }
-    }
-  }
-
-  nb_link = xbt_dict_length(parallel_task_network_link_set);
-  xbt_dict_reset(parallel_task_network_link_set);
-
-  for (i = 0; i < workstation_nb; i++)
-    if (computation_amount[i] > 0)
-      nb_host++;
-
-  if (nb_link + workstation_nb == 0)
-    return NULL;
-
-  action = xbt_new0(s_surf_action_parallel_task_CSL05_t, 1);
-  action->generic_action.using = 1;
-  action->generic_action.cost = amount;
-  action->generic_action.remains = amount;
-  action->generic_action.max_duration = NO_MAX_DURATION;
-  action->generic_action.start = surf_get_clock();
-  action->generic_action.finish = -1.0;
-  action->generic_action.resource_type =
-      (surf_resource_t) surf_workstation_resource;
-  action->suspended = 0;       /* Should be useless because of the
-                                  calloc but it seems to help valgrind... */
-  action->generic_action.state_set =
-      surf_workstation_resource->common_public->states.running_action_set;
-
-  xbt_swag_insert(action, action->generic_action.state_set);
-  action->rate = rate;
-
-  if (action->rate > 0)
-    action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
-                                       nb_host + nb_link);
-  else
-    action->variable =
-       lmm_variable_new(maxmin_system, action, 1.0, action->rate,
-                        nb_host + nb_link);
-
-  for (i = 0; i < workstation_nb; i++)
-    if (computation_amount[i] > 0)
-      lmm_expand(maxmin_system,
-                ((cpu_Cas01_t)
-                 ((workstation_CLM03_t) workstation_list[i])->cpu)->
-                constraint, action->variable, computation_amount[i]);
-
-  for (i = 0; i < workstation_nb; i++) {
-    for (j = 0; j < workstation_nb; j++) {
-      network_card_CM02_t card_src =
-         ((workstation_CLM03_t *) workstation_list)[i]->network_card;
-      network_card_CM02_t card_dst =
-         ((workstation_CLM03_t *) workstation_list)[j]->network_card;
-      int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
-      network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
-
-      for (k = 0; k < route_size; k++) {
-       if (communication_amount[i * workstation_nb + j] > 0) {
-         lmm_expand_add(maxmin_system, route[k]->constraint,
-                        action->variable,
-                        communication_amount[i * workstation_nb + j]);
-       }
-      }
-    }
-  }
-
-  return (surf_action_t) action;
+  xbt_assert0(0, "This model does not implement parallel tasks");
 }
 
+
 /* returns an array of network_link_CM02_t */
 static const void **get_route(void *src, void *dst)
 {
   workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
   workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
-  return surf_network_resource->extension_public->
+  return surf_network_model->extension_public->
       get_route(workstation_src->network_card,
                workstation_dst->network_card);
 }
@@ -440,128 +274,126 @@ static int get_route_size(void *src, void *dst)
 {
   workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
   workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
-  return surf_network_resource->extension_public->
+  return surf_network_model->extension_public->
       get_route_size(workstation_src->network_card,
                     workstation_dst->network_card);
 }
 
 static const char *get_link_name(const void *link)
 {
-  return surf_network_resource->extension_public->get_link_name(link);
+  return surf_network_model->extension_public->get_link_name(link);
 }
 
 static double get_link_bandwidth(const void *link)
 {
-  return surf_network_resource->extension_public->get_link_bandwidth(link);
+  return surf_network_model->extension_public->get_link_bandwidth(link);
 }
 
 static double get_link_latency(const void *link)
 {
-  return surf_network_resource->extension_public->get_link_latency(link);
+  return surf_network_model->extension_public->get_link_latency(link);
 }
 
 static void finalize(void)
 {
   xbt_dict_free(&workstation_set);
-  xbt_swag_free(surf_workstation_resource->common_public->states.
+  xbt_swag_free(surf_workstation_model->common_public->states.
                ready_action_set);
-  xbt_swag_free(surf_workstation_resource->common_public->states.
+  xbt_swag_free(surf_workstation_model->common_public->states.
                running_action_set);
-  xbt_swag_free(surf_workstation_resource->common_public->states.
+  xbt_swag_free(surf_workstation_model->common_public->states.
                failed_action_set);
-  xbt_swag_free(surf_workstation_resource->common_public->states.
+  xbt_swag_free(surf_workstation_model->common_public->states.
                done_action_set);
 
-  free(surf_workstation_resource->common_public);
-  free(surf_workstation_resource->common_private);
-  free(surf_workstation_resource->extension_public);
+  free(surf_workstation_model->common_public);
+  free(surf_workstation_model->common_private);
+  free(surf_workstation_model->extension_public);
 
-  free(surf_workstation_resource);
-  surf_workstation_resource = NULL;
+  free(surf_workstation_model);
+  surf_workstation_model = NULL;
 }
 
-static void surf_workstation_resource_init_internal(void)
+static void surf_workstation_model_init_internal(void)
 {
   s_surf_action_t action;
 
-  surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
+  surf_workstation_model = xbt_new0(s_surf_workstation_model_t, 1);
 
-  surf_workstation_resource->common_private =
-      xbt_new0(s_surf_resource_private_t, 1);
-  surf_workstation_resource->common_public =
-      xbt_new0(s_surf_resource_public_t, 1);
-/*   surf_workstation_resource->extension_private = xbt_new0(s_surf_workstation_resource_extension_private_t,1); */
-  surf_workstation_resource->extension_public =
-      xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
+  surf_workstation_model->common_private =
+      xbt_new0(s_surf_model_private_t, 1);
+  surf_workstation_model->common_public =
+      xbt_new0(s_surf_model_public_t, 1);
+/*   surf_workstation_model->extension_private = xbt_new0(s_surf_workstation_model_extension_private_t,1); */
+  surf_workstation_model->extension_public =
+      xbt_new0(s_surf_workstation_model_extension_public_t, 1);
 
-  surf_workstation_resource->common_public->states.ready_action_set =
+  surf_workstation_model->common_public->states.ready_action_set =
       xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_resource->common_public->states.running_action_set =
+  surf_workstation_model->common_public->states.running_action_set =
       xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_resource->common_public->states.failed_action_set =
+  surf_workstation_model->common_public->states.failed_action_set =
       xbt_swag_new(xbt_swag_offset(action, state_hookup));
-  surf_workstation_resource->common_public->states.done_action_set =
+  surf_workstation_model->common_public->states.done_action_set =
       xbt_swag_new(xbt_swag_offset(action, state_hookup));
 
-  surf_workstation_resource->common_public->name_service = name_service;
-  surf_workstation_resource->common_public->get_resource_name =
+  surf_workstation_model->common_public->name_service = name_service;
+  surf_workstation_model->common_public->get_resource_name =
       get_resource_name;
-  surf_workstation_resource->common_public->action_get_state =
+  surf_workstation_model->common_public->action_get_state =
       surf_action_get_state;
-  surf_workstation_resource->common_public->action_get_start_time =
+  surf_workstation_model->common_public->action_get_start_time =
       surf_action_get_start_time;
-  surf_workstation_resource->common_public->action_get_finish_time =
+  surf_workstation_model->common_public->action_get_finish_time =
       surf_action_get_finish_time;
-  surf_workstation_resource->common_public->action_free = action_free;
-  surf_workstation_resource->common_public->action_use = action_use;
-  surf_workstation_resource->common_public->action_cancel = action_cancel;
-  surf_workstation_resource->common_public->action_recycle =
+  surf_workstation_model->common_public->action_free = action_free;
+  surf_workstation_model->common_public->action_use = action_use;
+  surf_workstation_model->common_public->action_cancel = action_cancel;
+  surf_workstation_model->common_public->action_recycle =
       action_recycle;
-  surf_workstation_resource->common_public->action_change_state =
+  surf_workstation_model->common_public->action_change_state =
       action_change_state;
-  surf_workstation_resource->common_public->action_set_data =
+  surf_workstation_model->common_public->action_set_data =
       surf_action_set_data;
-  surf_workstation_resource->common_public->name = "Workstation";
+  surf_workstation_model->common_public->name = "Workstation";
 
-  surf_workstation_resource->common_private->resource_used = resource_used;
-  surf_workstation_resource->common_private->share_resources =
+  surf_workstation_model->common_private->resource_used = resource_used;
+  surf_workstation_model->common_private->share_resources =
       share_resources;
-  surf_workstation_resource->common_private->update_actions_state =
+  surf_workstation_model->common_private->update_actions_state =
       update_actions_state;
-  surf_workstation_resource->common_private->update_resource_state =
+  surf_workstation_model->common_private->update_resource_state =
       update_resource_state;
-  surf_workstation_resource->common_private->finalize = finalize;
+  surf_workstation_model->common_private->finalize = finalize;
 
-  surf_workstation_resource->common_public->suspend = action_suspend;
-  surf_workstation_resource->common_public->resume = action_resume;
-  surf_workstation_resource->common_public->is_suspended =
+  surf_workstation_model->common_public->suspend = action_suspend;
+  surf_workstation_model->common_public->resume = action_resume;
+  surf_workstation_model->common_public->is_suspended =
       action_is_suspended;
-  surf_workstation_resource->common_public->set_max_duration =
+  surf_workstation_model->common_public->set_max_duration =
       action_set_max_duration;
-  surf_workstation_resource->common_public->set_priority =
+  surf_workstation_model->common_public->set_priority =
       action_set_priority;
 
-  surf_workstation_resource->extension_public->execute = execute;
-  surf_workstation_resource->extension_public->sleep = action_sleep;
-  surf_workstation_resource->extension_public->get_state = get_state;
-  surf_workstation_resource->extension_public->get_speed = get_speed;
-  surf_workstation_resource->extension_public->get_available_speed =
+  surf_workstation_model->extension_public->execute = execute;
+  surf_workstation_model->extension_public->sleep = action_sleep;
+  surf_workstation_model->extension_public->get_state = get_state;
+  surf_workstation_model->extension_public->get_speed = get_speed;
+  surf_workstation_model->extension_public->get_available_speed =
       get_available_speed;
-  surf_workstation_resource->extension_public->communicate = communicate;
-  surf_workstation_resource->extension_public->execute_parallel_task =
-      execute_parallel_task_bogus;
-  surf_workstation_resource->extension_public->get_route = get_route;
-  surf_workstation_resource->extension_public->get_route_size =
+  surf_workstation_model->extension_public->communicate = communicate;
+  surf_workstation_model->extension_public->execute_parallel_task =
+      execute_parallel_task;
+  surf_workstation_model->extension_public->get_route = get_route;
+  surf_workstation_model->extension_public->get_route_size =
       get_route_size;
-  surf_workstation_resource->extension_public->get_link_name =
+  surf_workstation_model->extension_public->get_link_name =
       get_link_name;
-  surf_workstation_resource->extension_public->get_link_bandwidth =
+  surf_workstation_model->extension_public->get_link_bandwidth =
       get_link_bandwidth;
-  surf_workstation_resource->extension_public->get_link_latency =
+  surf_workstation_model->extension_public->get_link_latency =
       get_link_latency;
   workstation_set = xbt_dict_new();
-
-  xbt_assert0(maxmin_system, "surf_init has to be called first!");
 }
 
 /********************************************************************/
@@ -575,31 +407,31 @@ static void surf_workstation_resource_init_internal(void)
 /*   month = {may}, */
 /*   year = {2003} */
 /* } */
-void surf_workstation_resource_init_CLM03(const char *filename)
+void surf_workstation_model_init_CLM03(const char *filename)
 {
-  surf_workstation_resource_init_internal();
-  surf_cpu_resource_init_Cas01(filename);
-  surf_network_resource_init_CM02(filename);
+  surf_workstation_model_init_internal();
+  surf_cpu_model_init_Cas01(filename);
+  surf_network_model_init_CM02(filename);
   create_workstations();
-  update_resource_description(surf_workstation_resource_description,
-                             surf_workstation_resource_description_size,
+  update_model_description(surf_workstation_model_description,
+                             surf_workstation_model_description_size,
                              "CLM03",
-                             (surf_resource_t) surf_workstation_resource);
-  xbt_dynar_push(resource_list, &surf_workstation_resource);
+                             (surf_model_t) surf_workstation_model);
+  xbt_dynar_push(model_list, &surf_workstation_model);
 }
 
-void surf_workstation_resource_init_compound(const char *filename)
+void surf_workstation_model_init_compound(const char *filename)
 {
 
-  xbt_assert0(surf_cpu_resource, "No CPU resource defined yet!");
-  xbt_assert0(surf_network_resource, "No network resource defined yet!");
-  surf_workstation_resource_init_internal();
+  xbt_assert0(surf_cpu_model, "No CPU model defined yet!");
+  xbt_assert0(surf_network_model, "No network model defined yet!");
+  surf_workstation_model_init_internal();
   create_workstations();
 
-  update_resource_description(surf_workstation_resource_description,
-                             surf_workstation_resource_description_size,
+  update_model_description(surf_workstation_model_description,
+                             surf_workstation_model_description_size,
                              "compound",
-                             (surf_resource_t) surf_workstation_resource);
+                             (surf_model_t) surf_workstation_model);
 
-  xbt_dynar_push(resource_list, &surf_workstation_resource);
+  xbt_dynar_push(model_list, &surf_workstation_model);
 }