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Implement the get_link_latency function for SD (and rename a badly named internal...
[simgrid.git] / src / surf / network.c
index 4827178..9d703f7 100644 (file)
@@ -121,7 +121,7 @@ static link_CM02_t net_link_new(char *name,
   xbt_dict_set(surf_network_model->resource_set, name, nw_link,
                surf_resource_free);
 #ifdef HAVE_TRACING
-  TRACE_surf_link_declaration (name, bw_initial, lat_initial);
+  TRACE_surf_link_declaration (nw_link, name, bw_initial, lat_initial);
 #endif
 
   return nw_link;
@@ -255,6 +255,10 @@ static int net_action_unref(surf_action_t action)
     if (((surf_action_network_CM02_t) action)->variable)
       lmm_variable_free(network_maxmin_system,
                         ((surf_action_network_CM02_t) action)->variable);
+#ifdef HAVE_TRACING
+    xbt_free (((surf_action_network_CM02_t)action)->src_name);
+    xbt_free (((surf_action_network_CM02_t)action)->dst_name);
+#endif
     free(action);
     return 1;
   }
@@ -271,10 +275,12 @@ void net_action_recycle(surf_action_t action)
   return;
 }
 
-int net_get_link_latency(surf_action_t action)
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+int net_get_link_latency_limited(surf_action_t action)
 {
   return action->latency_limited;
 }
+#endif
 
 double net_action_get_remains(surf_action_t action)
 {
@@ -296,11 +302,13 @@ static double net_share_resources(double now)
 #define VARIABLE(action) (*((lmm_variable_t*)(((char *) (action)) + xbt_swag_offset(s_action, variable)  )))
 
   xbt_swag_foreach(action, running_actions) {
-       if( lmm_is_variable_limited_by_latency(action->variable) ){
-               (action->generic_action).latency_limited = 1;
-       }else{
-               (action->generic_action).latency_limited = 0;
-       }
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+    if( lmm_is_variable_limited_by_latency(action->variable) ){
+      (action->generic_action).latency_limited = 1;
+    }else{
+      (action->generic_action).latency_limited = 0;
+    }
+#endif
     if (action->latency > 0) {
       if (min < 0)
         min = action->latency;
@@ -324,17 +332,6 @@ static void net_update_actions_state(double now, double delta)
    */
 
   xbt_swag_foreach_safe(action, next_action, running_actions) {
-
-#ifdef HAVE_TRACING
-    xbt_dynar_t route = used_routing->get_route(action->src, action->dst);
-    link_CM02_t link;
-    unsigned int i;
-    xbt_dynar_foreach(route, i, link) {
-       TRACE_surf_link_set_utilization (link->lmm_resource.generic_resource.name,
-          action->generic_action.data, lmm_variable_getvalue(action->variable), now-delta, delta);
-    }
-#endif
-
     deltap = delta;
     if (action->latency > 0) {
       if (action->latency > deltap) {
@@ -348,6 +345,15 @@ static void net_update_actions_state(double now, double delta)
         lmm_update_variable_weight(network_maxmin_system, action->variable,
                                    action->weight);
     }
+#ifdef HAVE_TRACING
+    xbt_dynar_t route = global_routing->get_route(action->src_name, action->dst_name);
+    link_CM02_t link;
+    unsigned int i;
+    xbt_dynar_foreach(route, i, link) {
+      TRACE_surf_link_set_utilization (link,
+          action->generic_action.data, lmm_variable_getvalue(action->variable), now-delta, delta);
+    }
+#endif
     double_update(&(action->generic_action.remains),
                   lmm_variable_getvalue(action->variable) * deltap);
     if (action->generic_action.max_duration != NO_MAX_DURATION)
@@ -393,7 +399,7 @@ static void net_update_resource_state(void *id,
                                 (nw_link->lmm_resource.power.peak *
                                  nw_link->lmm_resource.power.scale));
 #ifdef HAVE_TRACING
-    TRACE_surf_link_set_bandwidth (date, nw_link->lmm_resource.generic_resource.name, sg_bandwidth_factor * (nw_link->lmm_resource.power.peak * nw_link->lmm_resource.power.scale));
+    TRACE_surf_link_set_bandwidth (date, nw_link, sg_bandwidth_factor * (nw_link->lmm_resource.power.peak * nw_link->lmm_resource.power.scale));
 #endif
     if (sg_weight_S_parameter > 0) {
       while ((var = lmm_get_var_from_cnst
@@ -475,7 +481,7 @@ static void net_update_resource_state(void *id,
 
 
 static surf_action_t net_communicate(const char *src_name, const char *dst_name,
-                                 int src, int dst, double size, double rate)
+                                 double size, double rate)
 {
   unsigned int i;
   link_CM02_t link;
@@ -485,14 +491,15 @@ static surf_action_t net_communicate(const char *src_name, const char *dst_name,
   /* LARGE PLATFORMS HACK:
      Add a link_CM02_t *link and a int link_nb to network_card_CM02_t. It will represent local links for this node
      Use the cluster_id for ->id */
-  xbt_dynar_t route = used_routing->get_route(src, dst);
+
+  xbt_dynar_t route = global_routing->get_route(src_name, dst_name);
   xbt_dynar_t back_route = NULL;
   int constraints_per_variable = 0;
 
   if( sg_network_fullduplex == 1){
-         back_route = used_routing->get_route(dst, src);
+         back_route = global_routing->get_route(src_name, dst_name);
   }
-
+  
   /* LARGE PLATFORMS HACK:
      total_route_size = route_size + src->link_nb + dst->nb */
 
@@ -512,7 +519,9 @@ static surf_action_t net_communicate(const char *src_name, const char *dst_name,
   action =
     surf_action_new(sizeof(s_surf_action_network_CM02_t), size,
                     surf_network_model, failed);
+#ifdef HAVE_LATENCY_BOUND_TRACKING
   (action->generic_action).latency_limited = 0;
+#endif
 
   xbt_swag_insert(action, action->generic_action.state_set);
   action->rate = rate;
@@ -584,9 +593,13 @@ static surf_action_t net_communicate(const char *src_name, const char *dst_name,
   }  /* LARGE PLATFORMS HACK:
      expand also with src->link and dst->link */
 
-  /* saving the src and dst of this communication */
-  action->src = src;
-  action->dst = dst;
+#ifdef HAVE_TRACING
+  action->src_name = xbt_new (char, strlen(src_name)+1);
+  strncpy (action->src_name, src_name, strlen(src_name)+1);
+
+  action->dst_name = xbt_new (char, strlen(dst_name)+1);
+  strncpy (action->dst_name, dst_name, strlen(dst_name)+1);
+#endif
 
   XBT_OUT;
 
@@ -599,6 +612,11 @@ static double net_get_link_bandwidth(const void *link)
   return lmm->power.peak * lmm->power.scale;
 }
 
+static double net_get_link_latency(const void *link)
+{
+       return ((link_CM02_t) link)->lat_current;
+}
+
 static int net_link_shared(const void *link)
 {
   return lmm_constraint_is_shared(((surf_resource_lmm_t) link)->constraint);
@@ -637,8 +655,9 @@ static void net_finalize(void)
 {
   surf_model_exit(surf_network_model);
   surf_network_model = NULL;
-
-  used_routing->finalize();
+  
+  global_routing->finalize();
+  
   lmm_system_free(network_maxmin_system);
   network_maxmin_system = NULL;
 }
@@ -652,7 +671,9 @@ static void surf_network_model_init_internal(void)
   surf_network_model->action_cancel = net_action_cancel;
   surf_network_model->action_recycle = net_action_recycle;
   surf_network_model->get_remains = net_action_get_remains;
-  surf_network_model->get_latency_limited = net_get_link_latency;
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+  surf_network_model->get_latency_limited = net_get_link_latency_limited;
+#endif
 
   surf_network_model->model_private->resource_used = net_resource_used;
   surf_network_model->model_private->share_resources = net_share_resources;
@@ -670,6 +691,8 @@ static void surf_network_model_init_internal(void)
   surf_network_model->extension.network.communicate = net_communicate;
   surf_network_model->extension.network.get_link_bandwidth =
     net_get_link_bandwidth;
+  surf_network_model->extension.network.get_link_latency =
+       net_get_link_latency;
   surf_network_model->extension.network.link_shared = net_link_shared;
   surf_network_model->extension.network.add_traces = net_add_traces;
   surf_network_model->extension.network.create_resource = net_create_resource;