X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2eae9b903fa523a15a5c8b4adb4471b6bd1e0af1..1d6f35064b982906e6931d6e2cfbf22ab51a10b3:/src/surf/workstation_KCCFLN05.c

diff --git a/src/surf/workstation_KCCFLN05.c b/src/surf/workstation_KCCFLN05.c
index 96a465501d..fc2e0c757a 100644
--- a/src/surf/workstation_KCCFLN05.c
+++ b/src/surf/workstation_KCCFLN05.c
@@ -5,6 +5,7 @@
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
+#include "xbt/ex.h"
 #include "xbt/dict.h"
 #include "workstation_KCCFLN05_private.h"
 
@@ -16,7 +17,7 @@ static lmm_system_t maxmin_system_cpu_KCCFLN05 = NULL;
 static lmm_system_t maxmin_system_network_KCCFLN05 = NULL;
 static xbt_dict_t network_link_set = NULL;
 static int nb_workstation = 0;
-s_route_KCCFLN05_t *routing_table = NULL;
+static s_route_KCCFLN05_t *routing_table = NULL;
 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
 
 /**************************************/
@@ -26,10 +27,10 @@ s_route_KCCFLN05_t *routing_table = NULL;
 /************ workstation creation *********/
 static void workstation_free(void *workstation)
 {
-  xbt_free(((workstation_KCCFLN05_t)workstation)->name);
+  free(((workstation_KCCFLN05_t)workstation)->name);
   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->incomming_communications));
   xbt_dynar_free(&(((workstation_KCCFLN05_t)workstation)->outgoing_communications));
-  xbt_free(workstation);
+  free(workstation);
 }
 
 static workstation_KCCFLN05_t workstation_new(const char *name,
@@ -40,7 +41,8 @@ static workstation_KCCFLN05_t workstation_new(const char *name,
 					      tmgr_trace_t state_trace,
 					      double interference_send,
 					      double interference_recv,
-					      double interference_send_recv)
+					      double interference_send_recv,
+					      double max_outgoing_rate)
 {
   workstation_KCCFLN05_t workstation = xbt_new0(s_workstation_KCCFLN05_t, 1);
 
@@ -49,6 +51,8 @@ static workstation_KCCFLN05_t workstation_new(const char *name,
   workstation->id = nb_workstation++;
 
   workstation->power_scale = power_scale;
+  xbt_assert0(workstation->power_scale>0,"Power has to be >0");
+
   workstation->power_current = power_initial;
   if (power_trace)
     workstation->power_event =
@@ -66,6 +70,10 @@ static workstation_KCCFLN05_t workstation_new(const char *name,
   workstation->constraint =
       lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
 			 workstation->power_current * workstation->power_scale);
+  if(max_outgoing_rate>0) 
+    workstation->bus=
+      lmm_constraint_new(maxmin_system_cpu_KCCFLN05, workstation,
+			 max_outgoing_rate);
 
   workstation->incomming_communications = 
     xbt_dynar_new(sizeof(surf_action_network_KCCFLN05_t),NULL);
@@ -87,14 +95,15 @@ static void parse_workstation(void)
   double interference_send = 0.0;
   double interference_recv = 0.0;
   double interference_send_recv = 0.0;
-     
+  double max_outgoing_rate = -1.0;
+
   surf_parse_get_double(&power_scale,A_cpu_power);
   surf_parse_get_double(&power_initial,A_cpu_availability);
   surf_parse_get_trace(&power_trace,A_cpu_availability_file);
 
   xbt_assert0((A_cpu_state==A_cpu_state_ON)||
 	      (A_cpu_state==A_cpu_state_OFF),
-	      "Invalid state")
+	      "Invalid state");
   if (A_cpu_state==A_cpu_state_ON) state_initial = SURF_CPU_ON;
   if (A_cpu_state==A_cpu_state_OFF) state_initial = SURF_CPU_OFF;
   surf_parse_get_trace(&state_trace,A_cpu_state_file);
@@ -102,21 +111,18 @@ static void parse_workstation(void)
   surf_parse_get_double(&interference_send,A_cpu_interference_send);
   surf_parse_get_double(&interference_recv,A_cpu_interference_recv);
   surf_parse_get_double(&interference_send_recv,A_cpu_interference_send_recv);
+  surf_parse_get_double(&max_outgoing_rate,A_cpu_max_outgoing_rate);
 
   workstation_new(A_cpu_name, power_scale, power_initial, power_trace, state_initial,
 		  state_trace, interference_send, interference_recv,
-		  interference_send_recv);
+		  interference_send_recv, max_outgoing_rate);
 }
 
 /*********** resource management ***********/
 
 static void *name_service(const char *name)
 {
-  void *workstation = NULL;
-
-  xbt_dict_get(workstation_set, name, &workstation);
-
-  return workstation;
+  return xbt_dict_get_or_null(workstation_set, name);
 }
 
 static const char *get_resource_name(void *resource_id)
@@ -176,8 +182,8 @@ static void create_routing_table(void)
 
 static void network_link_free(void *nw_link)
 {
-  xbt_free(((network_link_KCCFLN05_t)nw_link)->name);
-  xbt_free(nw_link);
+  free(((network_link_KCCFLN05_t)nw_link)->name);
+  free(nw_link);
 }
 
 static network_link_KCCFLN05_t network_link_new(char *name,
@@ -223,7 +229,7 @@ static void parse_network_link(void)
 
   xbt_assert0((A_network_link_state==A_network_link_state_ON)||
 	      (A_network_link_state==A_network_link_state_OFF),
-	      "Invalid state")
+	      "Invalid state");
   if (A_network_link_state==A_network_link_state_ON) 
     state_initial = SURF_NETWORK_LINK_ON;
   if (A_network_link_state==A_network_link_state_OFF) 
@@ -245,10 +251,10 @@ static void route_new(int src_id, int dst_id, char **links, int nb_link,
   route->size= nb_link;
   link_list = route->links = xbt_new0(network_link_KCCFLN05_t, nb_link);
   for (i = 0; i < nb_link; i++) {
-    xbt_dict_get(network_link_set, links[i], (void *) &(link_list[i]));
-    xbt_free(links[i]);
+    link_list[i] = xbt_dict_get_or_null(network_link_set, links[i]);
+    free(links[i]);
   }
-  xbt_free(links);
+  free(links);
   route->impact_on_src=impact_on_src;
   route->impact_on_dst=impact_on_src;
   route->impact_on_src_with_other_recv=impact_on_src_with_other_recv; 
@@ -268,6 +274,11 @@ static void parse_route_set_endpoints(void)
 {
   src_id = ((workstation_KCCFLN05_t) name_service(A_route_src))->id;
   dst_id = ((workstation_KCCFLN05_t) name_service(A_route_dst))->id;
+  surf_parse_get_double(&impact_on_src,A_route_impact_on_src);
+  surf_parse_get_double(&impact_on_dst,A_route_impact_on_dst);
+  surf_parse_get_double(&impact_on_src_with_other_recv,A_route_impact_on_src_with_other_recv);
+  surf_parse_get_double(&impact_on_dst_with_other_send,A_route_impact_on_dst_with_other_send);
+
   nb_link = 0;
   link_name = NULL;
 }
@@ -340,32 +351,44 @@ static void update_network_KCCFLN05_state(void *id,
 /*************** actions **************/
 /**************************************/
 /*************** network **************/
-static void action_network_KCCFLN05_free(surf_action_t action)
+static int action_network_KCCFLN05_free(surf_action_t action)
 {
   int cpt;
   surf_action_t act = NULL;
   workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
   workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
 
-  xbt_swag_remove(action, action->state_set);
-  lmm_variable_free(maxmin_system_network_KCCFLN05, 
-		    ((surf_action_network_KCCFLN05_t) action)->variable);
-
-  xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
-    if(act==action) {
-      xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
-      break;
+  action->using--;
+  if(!action->using) {
+
+    xbt_swag_remove(action, action->state_set);
+    if(((surf_action_network_KCCFLN05_t)action)->variable)
+      lmm_variable_free(maxmin_system_network_KCCFLN05, 
+			((surf_action_network_KCCFLN05_t) action)->variable);
+    
+    xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
+      if(act==action) {
+	xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
+	break;
+      }
     }
-  }
-
-  xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
-    if(act==action) {
-      xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
-      break;
+    
+    xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
+      if(act==action) {
+	xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
+	break;
+      }
     }
+    
+    free(action);
+    return 1;
   }
+  return 0;
+}
 
-  xbt_free(action);
+static void action_network_KCCFLN05_use(surf_action_t action)
+{
+  action->using++;
 }
 
 static double share_network_KCCFLN05_resources(double now)
@@ -380,6 +403,31 @@ static double share_network_KCCFLN05_resources(double now)
 static void action_network_KCCFLN05_change_state(surf_action_t action,
 						 e_surf_action_state_t state)
 {
+  int cpt;
+  surf_action_t act = NULL;
+  workstation_KCCFLN05_t src = ((surf_action_network_KCCFLN05_t) action)->src;
+  workstation_KCCFLN05_t dst = ((surf_action_network_KCCFLN05_t) action)->dst;
+
+/*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
+/*     if(((surf_action_network_KCCFLN05_t)action)->variable) { */
+/*       lmm_variable_disable(maxmin_system_network_KCCFLN05,  */
+/* 			   ((surf_action_network_KCCFLN05_t)action)->variable); */
+/*       ((surf_action_network_KCCFLN05_t)action)->variable = NULL; */
+/*     } */
+
+  xbt_dynar_foreach (src->outgoing_communications,cpt,act) {
+    if(act==action) {
+      xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
+      break;
+    }
+  }
+
+  xbt_dynar_foreach (dst->incomming_communications,cpt,act) {
+    if(act==action) {
+      xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
+      break;
+    }
+  }
   surf_action_change_state(action, state);
   return;
 }
@@ -390,20 +438,21 @@ static void update_actions_network_KCCFLN05_state(double now, double delta)
   surf_action_network_KCCFLN05_t next_action = NULL;
   xbt_swag_t running_actions =
       surf_network_resource->common_public->states.running_action_set;
+  /* FIXME: unused
   xbt_swag_t failed_actions =
       surf_network_resource->common_public->states.failed_action_set;
-
+  */
   xbt_swag_foreach_safe(action, next_action, running_actions) {
-    action->generic_action.remains -=
-	lmm_variable_getvalue(action->variable) * delta;
+    surf_double_update(&(action->generic_action.remains),
+		       lmm_variable_getvalue(action->variable) * delta);
     if (action->generic_action.max_duration != NO_MAX_DURATION)
-      action->generic_action.max_duration -= delta;
-    if ((action->generic_action.remains <= 0) && 
+          surf_double_update(&(action->generic_action.max_duration), delta);
+    if ((action->generic_action.remains <= 0.0) && 
 	(lmm_get_variable_weight(action->variable)>0)) {
       action->generic_action.finish = surf_get_clock();
       action_network_KCCFLN05_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.max_duration <= 0.0)) {
       action->generic_action.finish = surf_get_clock();
       action_network_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_DONE);
     } else {			/* Need to check that none of the resource has failed */
@@ -411,14 +460,11 @@ static void update_actions_network_KCCFLN05_state(double now, double delta)
     }
   }
 
-  xbt_swag_foreach_safe(action, next_action, failed_actions) {
-    lmm_variable_disable(maxmin_system_network_KCCFLN05, action->variable);
-  }
-
   return;
 }
 
-static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size)
+static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size,
+					  double rate)
 {
   surf_action_network_KCCFLN05_t action = NULL;
   workstation_KCCFLN05_t card_src = src;
@@ -426,8 +472,11 @@ static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size)
   route_KCCFLN05_t route = &ROUTE(card_src->id, card_dst->id);
   int i;
 
+  xbt_assert2(route->size,"You're trying to send data from %s to %s but there is no connexion between these two cards.", card_src->name, card_dst->name);
+
   action = xbt_new0(s_surf_action_network_KCCFLN05_t, 1);
 
+  action->generic_action.using = 1;
   action->generic_action.cost = size;
   action->generic_action.remains = size;
   action->generic_action.max_duration = NO_MAX_DURATION;
@@ -441,13 +490,21 @@ static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size)
 
   xbt_swag_insert(action, action->generic_action.state_set);
 
-  action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, -1.0,
-				      route->size);
+  if(rate>0)
+    action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, rate,
+					route->size+1);
+  else
+    action->variable = lmm_variable_new(maxmin_system_network_KCCFLN05, action, 1.0, -1.0,
+					route->size+1);
 
   for (i = 0; i < route->size; i++)
     lmm_expand(maxmin_system_network_KCCFLN05, route->links[i]->constraint, 
 	       action->variable, 1.0);
 
+  if(card_src->bus) 
+    lmm_expand(maxmin_system_network_KCCFLN05, card_src->bus, 
+	       action->variable, 1.0);
+
   action->src=src;
   action->dst=dst;
 
@@ -457,12 +514,70 @@ static surf_action_t communicate_KCCFLN05(void *src, void *dst, double size)
   return (surf_action_t) action;
 }
 
+static surf_action_t execute_parallel_task_KCCFLN05 (int workstation_nb,
+						     void **workstation_list,
+						     double *computation_amount,
+						     double *communication_amount,
+						     double amount,
+						     double rate)
+{
+  DIE_IMPOSSIBLE;
+  return NULL;
+}
+
+static void network_KCCFLN05_action_suspend(surf_action_t action)
+{
+  lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
+			     ((surf_action_network_KCCFLN05_t) action)->variable, 0.0);
+}
+
+static void network_KCCFLN05_action_resume(surf_action_t action)
+{
+  lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
+			     ((surf_action_network_KCCFLN05_t) action)->variable, 1.0);
+}
+
+static int network_KCCFLN05_action_is_suspended(surf_action_t action)
+{
+  return (lmm_get_variable_weight(((surf_action_network_KCCFLN05_t) action)->variable) == 0.0);
+}
+
+static void network_KCCFLN05_action_set_max_duration(surf_action_t action, double duration)
+{
+  action->max_duration = duration;
+}
+
 /***************** CPU ****************/
-static void action_cpu_KCCFLN05_free(surf_action_t action)
+static int action_cpu_KCCFLN05_free(surf_action_t action)
+{
+  action->using--;
+  if(!action->using) {
+    xbt_swag_remove(action, action->state_set);
+    if(((surf_action_cpu_KCCFLN05_t)action)->variable)
+      lmm_variable_free(maxmin_system_cpu_KCCFLN05, ((surf_action_cpu_KCCFLN05_t)action)->variable);
+    free(action);
+    return 1;
+  }
+  return 0;
+}
+
+static void action_cpu_KCCFLN05_use(surf_action_t action)
+{
+  action->using++;
+}
+
+static void action_cpu_KCCFLN05_change_state(surf_action_t action,
+				e_surf_action_state_t state)
 {
-  xbt_swag_remove(action, action->state_set);
-  lmm_variable_free(maxmin_system_cpu_KCCFLN05, ((surf_action_cpu_KCCFLN05_t)action)->variable);
-  xbt_free(action);
+/*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
+/*     if(((surf_action_cpu_KCCFLN05_t)action)->variable) { */
+/*       lmm_variable_disable(maxmin_system_cpu_KCCFLN05,  */
+/* 			   ((surf_action_cpu_KCCFLN05_t)action)->variable); */
+/*       ((surf_action_cpu_KCCFLN05_t)action)->variable = NULL; */
+/*     } */
+
+  surf_action_change_state(action, state);
+  return;
 }
 
 static double share_cpu_KCCFLN05_resources(double now)
@@ -475,6 +590,11 @@ static double share_cpu_KCCFLN05_resources(double now)
   int cpt;
   surf_action_network_KCCFLN05_t action;
 
+  if(surf_get_clock()>=475.895) 
+    {
+      W=0.0;
+    }
+
   for(cnst = lmm_get_first_active_constraint(maxmin_system_cpu_KCCFLN05);
       cnst;
       cnst= lmm_get_next_active_constraint(maxmin_system_cpu_KCCFLN05, cnst))
@@ -489,10 +609,15 @@ static double share_cpu_KCCFLN05_resources(double now)
 		(xbt_dynar_length(workstation->outgoing_communications))) {
 	scale = workstation->interference_send;
 	xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
+/* 	  VOIRD(action->src->id); */
+/* 	  VOIRD(action->dst->id); */
+/* 	  VOIRP(&ROUTE(action->src->id,action->dst->id)); */
+/* 	  VOIRG(ROUTE(action->src->id,action->dst->id).impact_on_src); */
 	  scale -= ROUTE(action->src->id,action->dst->id).impact_on_src *
 	    lmm_variable_getvalue(action->variable);
 	}
-	xbt_assert0(scale>0.0,"Negative interference !");
+	if(scale<0.0) scale=0.0;
+	xbt_assert0(scale>=0.0,"Negative interference !");
       } else if((xbt_dynar_length(workstation->incomming_communications)) &&
 		(!xbt_dynar_length(workstation->outgoing_communications))) {
 	scale = workstation->interference_recv;
@@ -500,7 +625,8 @@ static double share_cpu_KCCFLN05_resources(double now)
 	  scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst *
 	    lmm_variable_getvalue(action->variable);
 	}
-	xbt_assert0(scale>0.0,"Negative interference !");
+	if(scale<0.0) scale=0.0;
+	xbt_assert0(scale>=0.0,"Negative interference !");
       } else {
 	scale = workstation->interference_send_recv;
 	xbt_dynar_foreach (workstation->outgoing_communications,cpt,action) {
@@ -511,7 +637,8 @@ static double share_cpu_KCCFLN05_resources(double now)
 	  scale -= ROUTE(action->src->id,action->dst->id).impact_on_dst_with_other_send *
 	    lmm_variable_getvalue(action->variable);
 	}
-	xbt_assert0(scale>0.0,"Negative interference !");
+	if(scale<0.0) scale=0.1;
+	xbt_assert0(scale>=0.0,"Negative interference !");
       }
       lmm_update_constraint_bound(maxmin_system_cpu_KCCFLN05,workstation->constraint,
 				  W*scale);
@@ -529,22 +656,24 @@ static void update_actions_cpu_KCCFLN05_state(double now, double delta)
   surf_action_cpu_KCCFLN05_t next_action = NULL;
   xbt_swag_t running_actions =
       surf_cpu_resource->common_public->states.running_action_set;
+  /*
   xbt_swag_t failed_actions =
       surf_cpu_resource->common_public->states.failed_action_set;
+  */
 
   xbt_swag_foreach_safe(action, next_action, running_actions) {
-    action->generic_action.remains -=
-	lmm_variable_getvalue(action->variable) * delta;
+    surf_double_update(&(action->generic_action.remains),
+	lmm_variable_getvalue(action->variable) * delta);
     if (action->generic_action.max_duration != NO_MAX_DURATION)
       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();
-      surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+      action_cpu_KCCFLN05_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();
-      surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+      action_cpu_KCCFLN05_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;
@@ -556,17 +685,13 @@ static void update_actions_cpu_KCCFLN05_state(double now, double delta)
 	cpu = lmm_constraint_id(cnst);
 	if (cpu->state_current == SURF_CPU_OFF) {
 	  action->generic_action.finish = surf_get_clock();
-	  surf_action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
+	  action_cpu_KCCFLN05_change_state((surf_action_t) action, SURF_ACTION_FAILED);
 	  break;
 	}
       }
     }
   }
 
-  xbt_swag_foreach_safe(action, next_action, failed_actions) {
-    lmm_variable_disable(maxmin_system_cpu_KCCFLN05, action->variable);
-  }
-
   return;
 }
 
@@ -577,6 +702,7 @@ static surf_action_t execute_KCCFLN05(void *cpu, double size)
 
   action = xbt_new0(s_surf_action_cpu_KCCFLN05_t, 1);
 
+  action->generic_action.using = 1;
   action->generic_action.cost = size;
   action->generic_action.remains = size;
   action->generic_action.max_duration = NO_MAX_DURATION;
@@ -602,47 +728,55 @@ static surf_action_t execute_KCCFLN05(void *cpu, double size)
 
 static void cpu_KCCFLN05_action_suspend(surf_action_t action)
 {
-  if(action->resource_type==(surf_resource_t)surf_network_resource) 
-    lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
-			       ((surf_action_network_KCCFLN05_t) action)->variable, 0.0);
-  else if(action->resource_type==(surf_resource_t)surf_cpu_resource) 
-    lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
-			       ((surf_action_cpu_KCCFLN05_t) action)->variable, 0.0);
-  else DIE_IMPOSSIBLE;
+  lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
+			     ((surf_action_cpu_KCCFLN05_t) action)->variable, 0.0);
 }
 
 static void cpu_KCCFLN05_action_resume(surf_action_t action)
 {
-  if(action->resource_type==(surf_resource_t)surf_network_resource) 
-    lmm_update_variable_weight(maxmin_system_network_KCCFLN05,
-			       ((surf_action_network_KCCFLN05_t) action)->variable, 1.0);
-  else if(action->resource_type==(surf_resource_t)surf_cpu_resource) 
-    lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
-			       ((surf_action_cpu_KCCFLN05_t) action)->variable, 1.0);
-  else DIE_IMPOSSIBLE;
+  lmm_update_variable_weight(maxmin_system_cpu_KCCFLN05,
+			     ((surf_action_cpu_KCCFLN05_t) action)->variable, 1.0);
 }
 
 static int cpu_KCCFLN05_action_is_suspended(surf_action_t action)
 {
-  if(action->resource_type==(surf_resource_t)surf_network_resource) 
-    return (lmm_get_variable_weight(((surf_action_cpu_KCCFLN05_t) action)->variable) == 0.0);
-  if(action->resource_type==(surf_resource_t)surf_cpu_resource) 
-    return (lmm_get_variable_weight(((surf_action_network_KCCFLN05_t) action)->variable) == 0.0);
-  DIE_IMPOSSIBLE;
+  return (lmm_get_variable_weight(((surf_action_cpu_KCCFLN05_t) action)->variable) == 0.0);
+}
+
+static void cpu_KCCFLN05_action_set_max_duration(surf_action_t action, double duration)
+{
+  action->max_duration = duration;
 }
 
 /************* workstation ************/
 static void action_change_state(surf_action_t action,
 				e_surf_action_state_t state)
 {
-  xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
-  surf_action_change_state(action, state);
+  if(action->resource_type==(surf_resource_t)surf_network_resource) 
+    surf_network_resource->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 DIE_IMPOSSIBLE;
   return;
 }
 
-static void action_free(surf_action_t action)
+static int action_free(surf_action_t action)
 {
-  xbt_assert0(0, "Workstation is a virtual resource. I should not be there!");
+  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 DIE_IMPOSSIBLE;
+  return 1;
+}
+
+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 DIE_IMPOSSIBLE;
   return;
 }
 
@@ -672,29 +806,40 @@ static void update_resource_state(void *id,
 
 static void action_suspend(surf_action_t action)
 {
-  xbt_assert0(action->resource_type ==
-	      ((surf_resource_t) surf_cpu_resource),
-	      "Resource type mismatch");
-  surf_cpu_resource->extension_public->suspend(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);
+  else DIE_IMPOSSIBLE;
 }
 
 static void action_resume(surf_action_t action)
 {
-  xbt_assert0(action->resource_type ==
-	      ((surf_resource_t) surf_cpu_resource),
-	      "Resource type mismatch");
-  surf_cpu_resource->extension_public->resume(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);
+  else DIE_IMPOSSIBLE;
 }
 
 static int action_is_suspended(surf_action_t action)
 {
   if(action->resource_type==(surf_resource_t)surf_network_resource) 
-    return 0;
+    return surf_network_resource->common_public->is_suspended(action);
   if(action->resource_type==(surf_resource_t)surf_cpu_resource) 
-    return surf_cpu_resource->extension_public->is_suspended(action);
+    return surf_cpu_resource->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,duration);
+  else if(action->resource_type==(surf_resource_t)surf_cpu_resource) 
+    surf_cpu_resource->common_public->set_max_duration(action,duration);
+  else DIE_IMPOSSIBLE;
+}
+
 
 /**************************************/
 /********* Module  creation ***********/
@@ -708,11 +853,11 @@ static void cpu_KCCFLN05_finalize(void)
   xbt_swag_free(surf_cpu_resource->common_public->states.
 		failed_action_set);
   xbt_swag_free(surf_cpu_resource->common_public->states.done_action_set);
-  xbt_free(surf_cpu_resource->common_public);
-  xbt_free(surf_cpu_resource->common_private);
-  xbt_free(surf_cpu_resource->extension_public);
+  free(surf_cpu_resource->common_public);
+  free(surf_cpu_resource->common_private);
+  free(surf_cpu_resource->extension_public);
 
-  xbt_free(surf_cpu_resource);
+  free(surf_cpu_resource);
   surf_cpu_resource = NULL;
 
   if (maxmin_system_cpu_KCCFLN05) {
@@ -749,9 +894,10 @@ static void cpu_KCCFLN05_resource_init_internal(void)
   surf_cpu_resource->common_public->action_get_state =
       surf_action_get_state;
   surf_cpu_resource->common_public->action_free = action_cpu_KCCFLN05_free;
+  surf_cpu_resource->common_public->action_use = action_cpu_KCCFLN05_use;
   surf_cpu_resource->common_public->action_cancel = NULL;
   surf_cpu_resource->common_public->action_recycle = NULL;
-  surf_cpu_resource->common_public->action_change_state = surf_action_change_state;
+  surf_cpu_resource->common_public->action_change_state = action_cpu_KCCFLN05_change_state;
   surf_cpu_resource->common_public->action_set_data = surf_action_set_data;
   surf_cpu_resource->common_public->name = "CPU KCCFLN05";
 
@@ -765,9 +911,10 @@ static void cpu_KCCFLN05_resource_init_internal(void)
 
   surf_cpu_resource->extension_public->execute = execute_KCCFLN05;
 /*FIXME*//*   surf_cpu_resource->extension_public->sleep = action_sleep; */
-  surf_cpu_resource->extension_public->suspend = cpu_KCCFLN05_action_suspend;
-  surf_cpu_resource->extension_public->resume = cpu_KCCFLN05_action_resume;
-  surf_cpu_resource->extension_public->is_suspended = cpu_KCCFLN05_action_is_suspended;
+
+  surf_cpu_resource->common_public->suspend = cpu_KCCFLN05_action_suspend;
+  surf_cpu_resource->common_public->resume = cpu_KCCFLN05_action_resume;
+  surf_cpu_resource->common_public->is_suspended = cpu_KCCFLN05_action_is_suspended;
 
   surf_cpu_resource->extension_public->get_state = get_state;
 
@@ -789,17 +936,17 @@ static void network_KCCFLN05_finalize(void)
 		failed_action_set);
   xbt_swag_free(surf_network_resource->common_public->states.
 		done_action_set);
-  xbt_free(surf_network_resource->common_public);
-  xbt_free(surf_network_resource->common_private);
-  xbt_free(surf_network_resource->extension_public);
+  free(surf_network_resource->common_public);
+  free(surf_network_resource->common_private);
+  free(surf_network_resource->extension_public);
 
-  xbt_free(surf_network_resource);
+  free(surf_network_resource);
   surf_network_resource = NULL;
 
   for (i = 0; i < nb_workstation; i++) 
     for (j = 0; j < nb_workstation; j++) 
-      xbt_free(ROUTE(i,j).links);
-  xbt_free(routing_table);
+      free(ROUTE(i,j).links);
+  free(routing_table);
   routing_table = NULL;
   nb_workstation = 0;
 
@@ -836,6 +983,7 @@ static void network_KCCFLN05_resource_init_internal(void)
   surf_network_resource->common_public->action_get_state =
       surf_action_get_state;
   surf_network_resource->common_public->action_free = action_network_KCCFLN05_free;
+  surf_network_resource->common_public->action_use = action_network_KCCFLN05_use;
   surf_network_resource->common_public->action_cancel = NULL;
   surf_network_resource->common_public->action_recycle = NULL;
   surf_network_resource->common_public->action_change_state = action_network_KCCFLN05_change_state;
@@ -850,10 +998,13 @@ static void network_KCCFLN05_resource_init_internal(void)
     update_network_KCCFLN05_state;
   surf_network_resource->common_private->finalize = network_KCCFLN05_finalize;
 
- surf_network_resource->extension_public->communicate = communicate_KCCFLN05;
+  surf_network_resource->common_public->suspend = network_KCCFLN05_action_suspend;
+  surf_network_resource->common_public->resume = network_KCCFLN05_action_resume;
+  surf_network_resource->common_public->is_suspended = network_KCCFLN05_action_is_suspended;
 
-  network_link_set = xbt_dict_new();
+  surf_network_resource->extension_public->communicate = communicate_KCCFLN05;
 
+  network_link_set = xbt_dict_new();
 
   maxmin_system_network_KCCFLN05 = lmm_system_new();
 }
@@ -865,11 +1016,11 @@ static void workstation_KCCFLN05_finalize(void)
   xbt_swag_free(surf_workstation_resource->common_public->states.failed_action_set);
   xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
 
-  xbt_free(surf_workstation_resource->common_public);
-  xbt_free(surf_workstation_resource->common_private);
-  xbt_free(surf_workstation_resource->extension_public);
+  free(surf_workstation_resource->common_public);
+  free(surf_workstation_resource->common_private);
+  free(surf_workstation_resource->extension_public);
 
-  xbt_free(surf_workstation_resource);
+  free(surf_workstation_resource);
   surf_workstation_resource = NULL;
 }
 
@@ -901,6 +1052,7 @@ static void workstation_KCCFLN05_resource_init_internal(void)
   surf_workstation_resource->common_public->action_get_state =
       surf_action_get_state;
   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 = NULL;
   surf_workstation_resource->common_public->action_recycle = NULL;
   surf_workstation_resource->common_public->action_change_state = action_change_state;
@@ -913,13 +1065,19 @@ static void workstation_KCCFLN05_resource_init_internal(void)
   surf_workstation_resource->common_private->update_resource_state = update_resource_state;
   surf_workstation_resource->common_private->finalize = workstation_KCCFLN05_finalize;
 
+
+  surf_workstation_resource->common_public->suspend = action_suspend;
+  surf_workstation_resource->common_public->resume = action_resume;
+  surf_workstation_resource->common_public->is_suspended = action_is_suspended;
+  surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
+
   surf_workstation_resource->extension_public->execute = execute_KCCFLN05;
 /*FIXME*//*  surf_workstation_resource->extension_public->sleep = action_sleep; */
-  surf_workstation_resource->extension_public->suspend = action_suspend;
-  surf_workstation_resource->extension_public->resume = action_resume;
-  surf_workstation_resource->extension_public->is_suspended = action_is_suspended;
   surf_workstation_resource->extension_public->get_state = get_state;
   surf_workstation_resource->extension_public->communicate = communicate_KCCFLN05;
+  surf_workstation_resource->extension_public->execute_parallel_task = 
+    execute_parallel_task_KCCFLN05;
+
 }
 
 /**************************************/