X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/865f97c868ce92518b1cf4f23e23bd1b16b7917c..1cde906ff21eb6a3dd34cce742b544e1ddcb8994:/src/simix/smx_global.c

diff --git a/src/simix/smx_global.c b/src/simix/smx_global.c
index fc1094e17f..c04067bc0f 100644
--- a/src/simix/smx_global.c
+++ b/src/simix/smx_global.c
@@ -18,6 +18,7 @@ XBT_LOG_EXTERNAL_CATEGORY(simix_environment);
 XBT_LOG_EXTERNAL_CATEGORY(simix_host);
 XBT_LOG_EXTERNAL_CATEGORY(simix_process);
 XBT_LOG_EXTERNAL_CATEGORY(simix_synchro);
+XBT_LOG_EXTERNAL_CATEGORY(simix_context);
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_kernel, simix,
                                 "Logging specific to SIMIX (kernel)");
 
@@ -55,6 +56,7 @@ void SIMIX_global_init(int *argc, char **argv)
     XBT_LOG_CONNECT(simix_kernel, simix);
     XBT_LOG_CONNECT(simix_process, simix);
     XBT_LOG_CONNECT(simix_synchro, simix);
+    XBT_LOG_CONNECT(simix_context, simix);
 
     simix_global = xbt_new0(s_SIMIX_Global_t, 1);
 
@@ -63,13 +65,20 @@ void SIMIX_global_init(int *argc, char **argv)
       xbt_swag_new(xbt_swag_offset(proc, synchro_hookup));
     simix_global->process_list =
       xbt_swag_new(xbt_swag_offset(proc, process_hookup));
+    simix_global->process_to_destroy =
+      xbt_swag_new(xbt_swag_offset(proc, destroy_hookup));
+
     simix_global->current_process = NULL;
+    simix_global->maestro_process = NULL;
     simix_global->registered_functions = xbt_dict_new();
 
     simix_global->create_process_function = NULL;
     simix_global->kill_process_function = NULL;
     simix_global->cleanup_process_function = SIMIX_process_cleanup;
 
+    SIMIX_context_mod_init();
+    __SIMIX_create_maestro_process();
+
     /* Prepare to display some more info when dying on Ctrl-C pressing */
     signal(SIGINT, inthandler);
     surf_init(argc, argv);      /* Initialize SURF structures */
@@ -89,34 +98,31 @@ void SIMIX_display_process_status(void)
   INFO0
     ("Legend of the following listing: \"<process> on <host>: <status>.\"");
   xbt_swag_foreach(process, simix_global->process_list) {
-    smx_simdata_process_t p_simdata =
-      (smx_simdata_process_t) process->simdata;
-    // simdata_host_t h_simdata=(simdata_host_t)p_simdata->host->simdata;
     char *who, *who2;
 
     asprintf(&who, "%s on %s: %s",
              process->name,
-             p_simdata->smx_host->name,
-             (process->simdata->blocked) ? "[BLOCKED] "
-             : ((process->simdata->suspended) ? "[SUSPENDED] " : ""));
+             process->smx_host->name,
+             (process->blocked) ? "[BLOCKED] "
+             : ((process->suspended) ? "[SUSPENDED] " : ""));
 
-    if (p_simdata->mutex) {
+    if (process->mutex) {
       who2 =
         bprintf("%s Blocked on mutex %p", who,
                 (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_verbose)) ?
-                p_simdata->mutex : (void *) 0xdead);
+                process->mutex : (void *) 0xdead);
       free(who);
       who = who2;
-    } else if (p_simdata->cond) {
+    } else if (process->cond) {
       who2 =
         bprintf
         ("%s Blocked on condition %p; Waiting for the following actions:",
          who,
          (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_verbose)) ?
-         p_simdata->cond : (void *) 0xdead);
+         process->cond : (void *) 0xdead);
       free(who);
       who = who2;
-      xbt_fifo_foreach(p_simdata->cond->actions, item, act, smx_action_t) {
+      xbt_fifo_foreach(process->cond->actions, item, act, smx_action_t) {
         who2 =
           bprintf("%s '%s'(%p)", who, act->name,
                   (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_verbose))
@@ -165,7 +171,7 @@ void __SIMIX_main(void)
       xbt_fifo_foreach(smx_action->cond_list, _cursor, cond, smx_cond_t) {
         xbt_swag_foreach(process, cond->sleeping) {
           DEBUG2("\t preparing to wake up %s on %s",
-                 process->name, process->simdata->smx_host->name);
+                 process->name, process->smx_host->name);
         }
         SIMIX_cond_broadcast(cond);
         /* remove conditional from action */
@@ -180,7 +186,7 @@ void __SIMIX_main(void)
       xbt_fifo_foreach(smx_action->cond_list, _cursor, cond, smx_cond_t) {
         xbt_swag_foreach(process, cond->sleeping) {
           DEBUG2("\t preparing to wake up %s on %s",
-                 process->name, process->simdata->smx_host->name);
+                 process->name, process->smx_host->name);
         }
         SIMIX_cond_broadcast(cond);
         /* remove conditional from action */
@@ -205,10 +211,10 @@ void SIMIX_process_killall()
       SIMIX_process_kill(p);
   }
 
-  xbt_context_empty_trash();
+  SIMIX_process_empty_trash();
 
-  if (self) {
-    xbt_context_yield();
+  if (self != simix_global->maestro_process) {
+    __SIMIX_process_yield();
   }
 
   return;
@@ -217,25 +223,32 @@ void SIMIX_process_killall()
 /**
  * \brief Clean the SIMIX simulation
  *
- * This functions remove all memories needed to the SIMIX execution
+ * This functions remove the memory used by SIMIX
  */
 void SIMIX_clean(void)
 {
-  smx_process_t p = NULL;
-
-  while ((p = xbt_swag_extract(simix_global->process_list))) {
-    SIMIX_process_kill(p);
-  }
+  /* Kill everyone (except maestro) */
+  SIMIX_process_killall();
 
-  xbt_dict_free(&(simix_global->host));
+  /* Free the remaining data structures*/
   xbt_swag_free(simix_global->process_to_run);
+  xbt_swag_free(simix_global->process_to_destroy);
   xbt_swag_free(simix_global->process_list);
+  simix_global->process_list = NULL;
   xbt_dict_free(&(simix_global->registered_functions));
-  free(simix_global);
-  simix_global = NULL;
+  xbt_dict_free(&(simix_global->host));
 
+  /* Let's free maestro now */
+  SIMIX_context_free(simix_global->maestro_process->context);
+  free(simix_global->maestro_process);  
+
+  /* Finish context module and SURF */
+  SIMIX_context_mod_exit();
   surf_exit();
 
+  free(simix_global);
+  simix_global = NULL;
+
   return;
 }
 
@@ -276,18 +289,14 @@ double SIMIX_solve(xbt_fifo_t actions_done, xbt_fifo_t actions_failed)
   double elapsed_time = 0.0;
   static int state_modifications = 1;
 
-  xbt_context_empty_trash();
+  SIMIX_process_empty_trash();
   if (xbt_swag_size(simix_global->process_to_run) && (elapsed_time > 0)) {
     DEBUG0("**************************************************");
   }
 
   while ((process = xbt_swag_extract(simix_global->process_to_run))) {
-    DEBUG2("Scheduling %s on %s",
-           process->name, process->simdata->smx_host->name);
-    simix_global->current_process = process;
-    xbt_context_schedule(process->simdata->context);
-    /*       fflush(NULL); */
-    simix_global->current_process = NULL;
+    DEBUG2("Scheduling %s on %s", process->name, process->smx_host->name);
+    __SIMIX_process_schedule(process);
   }
 
   {
@@ -299,8 +308,8 @@ double SIMIX_solve(xbt_fifo_t actions_done, xbt_fifo_t actions_failed)
     void *arg = NULL;
 
     xbt_dynar_foreach(model_list, iter, model) {
-      if (xbt_swag_size(model->common_public.states.failed_action_set)
-          || xbt_swag_size(model->common_public.states.done_action_set)) {
+      if (xbt_swag_size(model->states.failed_action_set)
+          || xbt_swag_size(model->states.done_action_set)) {
         state_modifications = 1;
         break;
       }
@@ -331,24 +340,20 @@ double SIMIX_solve(xbt_fifo_t actions_done, xbt_fifo_t actions_failed)
       if (fun == SIMIX_process_kill) {
         process = arg;
         DEBUG2("Killing %s on %s", process->name,
-               process->simdata->smx_host->name);
+               process->smx_host->name);
         SIMIX_process_kill(process);
       }
     }
 
     /* Wake up all process waiting for the action finish */
     xbt_dynar_foreach(model_list, iter, model) {
-      while ((action =
-              xbt_swag_extract(model->common_public.
-                               states.failed_action_set))) {
+      while ((action = xbt_swag_extract(model->states.failed_action_set))) {
         smx_action = action->data;
         if (smx_action) {
           xbt_fifo_unshift(actions_failed, smx_action);
         }
       }
-      while ((action =
-              xbt_swag_extract(model->common_public.
-                               states.done_action_set))) {
+      while ((action = xbt_swag_extract(model->states.done_action_set))) {
         smx_action = action->data;
         if (smx_action) {
           xbt_fifo_unshift(actions_done, smx_action);