X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fe304706848f0a64477d4687b3ea97d5b9a0c35c..122ace8270460324eaa28fd429cc3f59e621f292:/include/simgrid/kernel/resource/Action.hpp

diff --git a/include/simgrid/kernel/resource/Action.hpp b/include/simgrid/kernel/resource/Action.hpp
index 475ba174f1..6900b01fce 100644
--- a/include/simgrid/kernel/resource/Action.hpp
+++ b/include/simgrid/kernel/resource/Action.hpp
@@ -20,12 +20,12 @@ namespace simgrid {
 namespace kernel {
 namespace resource {
 
-typedef std::pair<double, simgrid::kernel::resource::Action*> heap_element_type;
+typedef std::pair<double, Action*> heap_element_type;
 typedef boost::heap::pairing_heap<heap_element_type, boost::heap::constant_time_size<false>, boost::heap::stable<true>,
                                   boost::heap::compare<simgrid::xbt::HeapComparator<heap_element_type>>>
     heap_type;
 
-typedef std::pair<double, simgrid::kernel::resource::Action*> heap_element_type;
+typedef std::pair<double, Action*> heap_element_type;
 class XBT_PUBLIC ActionHeap : public heap_type {
   friend Action;
 
@@ -47,7 +47,14 @@ public:
 /** @details An action is a consumption on a resource (e.g.: a communication for the network).
  *
  * It is related (but still different) from activities, that are the stuff on which an actor can be blocked.
- * See simgrid::s4u::Activity for more details.
+ *
+ * - A sequential execution activity encompasses 2 actions: one for the exec itself,
+ *   and a time-limited sleep used as timeout detector.
+ * - A point-to-point communication activity encompasses 3 actions: one for the comm itself
+ *   (which spans on all links of the path), and one infinite sleep used as failure detector
+ *   on both sender and receiver hosts.
+ * - Synchronization activities may possibly be connected to no action.
+
  */
 class XBT_PUBLIC Action {
   friend ActionHeap;
@@ -191,11 +198,11 @@ public:
   /** @brief Set the tracing category of the current Action */
   void set_category(const std::string& category) { category_ = category; }
 
-  /** @brief Get the priority of the current Action */
-  double get_priority() const { return sharing_priority_; };
-  /** @brief Set the priority of the current Action */
-  virtual void set_priority(double priority);
-  void set_priority_no_update(double priority) { sharing_priority_ = priority; }
+  /** @brief Get the sharing_penalty (RTT or 1/thread_count) of the current Action */
+  double get_sharing_penalty() const { return sharing_penalty_; };
+  /** @brief Set the sharing_penalty (RTT or 1/thread_count) of the current Action */
+  virtual void set_sharing_penalty(double sharing_penalty);
+  void set_sharing_penalty_no_update(double sharing_penalty) { sharing_penalty_ = sharing_penalty; }
 
   /** @brief Get the state set in which the action is */
   StateSet* get_state_set() const { return state_set_; };
@@ -206,7 +213,7 @@ private:
   StateSet* state_set_;
   Action::SuspendStates suspended_ = Action::SuspendStates::RUNNING;
   int refcount_            = 1;
-  double sharing_priority_ = 1.0;             /**< priority (1.0 by default) */
+  double sharing_penalty_          = 1.0;             /**< priority (1.0 by default) */
   double max_duration_   = NO_MAX_DURATION; /*< max_duration (may fluctuate until the task is completed) */
   double remains_;           /**< How much of that cost remains to be done in the currently running task */
   double start_time_;        /**< start time  */
@@ -214,14 +221,14 @@ private:
   std::string category_;     /**< tracing category for categorized resource utilization monitoring */
 
   double cost_;
-  simgrid::kernel::resource::Model* model_;
+  Model* model_;
   void* data_                       = nullptr; /**< for your convenience */
   activity::ActivityImpl* activity_ = nullptr;
 
   /* LMM */
-  double last_update_                                = 0;
-  double last_value_                                 = 0;
-  kernel::lmm::Variable* variable_                   = nullptr;
+  double last_update_      = 0;
+  double last_value_       = 0;
+  lmm::Variable* variable_ = nullptr;
 
   ActionHeap::Type type_                              = ActionHeap::Type::unset;
   boost::optional<ActionHeap::handle_type> heap_hook_ = boost::none;