Changeset 583 for trunk/kernel/kern/dqdt.h

Timestamp:

Nov 1, 2018, 12:10:42 PM (5 years ago)

Author:

alain

Message:

Improve signals.

File:

• trunk/kernel/kern/dqdt.h (modified) (2 diffs)

trunk/kernel/kern/dqdt.h

@@ -72 +72 @@
 typedef struct dqdt_node_s
 {
-        uint32_t            level;               // node level
-        uint32_t            arity;               // actual children number in this node
-    uint32_t            threads;             // current number of threads in subtree
-    uint32_t            pages;               // current number of pages in subtree
-        xptr_t              parent;              // extended pointer on parent node
-        xptr_t              children[2][2];      // extended pointers on children nodes
+        uint32_t      level;            /*! node level                                     */
+        uint32_t      arity;            /*! actual children number in this node            */
+    uint32_t      threads;          /*! current number of threads in macro-cluster     */
+    uint32_t      pages;            /*! current number of pages in macro-cluster       */
+    uint32_t      cores;            /*! number of active cores in macro cluster        */
+    uint32_t      clusters;         /*! number of active cluster in macro cluster      */ 
+        xptr_t        parent;           /*! extended pointer on parent node                */
+        xptr_t        children[2][2];   /*! extended pointers on children nodes            */
 }
 dqdt_node_t;
@@ -95 +97 @@
 
 /****************************************************************************************
- * This local function updates the total number of threads in level 0 DQDT node,
- * and propagates the variation to the DQDT upper levels.
- * It should be called on each thread creation or destruction.
- ****************************************************************************************
- * @ increment : increment (can be positive or negative)
+ * These local function update the total number of threads in level 0 DQDT node,
+ * and immediately propagates the variation to the DQDT upper levels.
+ * They are called on each thread creation or destruction.
  ***************************************************************************************/
-void dqdt_update_threads( int32_t  increment );
+void dqdt_increment_threads( void );
+void dqdt_decrement_threads( void );
 
 /****************************************************************************************
  * This local function updates the total number of pages in level 0 DQDT node,
- * and propagates the variation to the DQDT upper levels.
- * It should be called on each physical memory page allocation or release.
+ * and immediately propagates the variation to the DQDT upper levels.
+ * They are called by PPM on each physical memory page allocation or release.
  ****************************************************************************************
- * @ increment : increment (can be positive or negative)
+ * @ order   : ln2( number of small pages )
  ***************************************************************************************/
-void dqdt_update_pages( int32_t increment );
+void dqdt_increment_pages( uint32_t order );
+void dqdt_decrement_pages( uint32_t order );
 
 /****************************************************************************************