Changeset 409 for trunk/kernel/libk/remote_rwlock.h

Timestamp:

Dec 20, 2017, 4:51:09 PM (6 years ago)

Author:

alain

Message:

Fix bugs in exec

File:

• trunk/kernel/libk/remote_rwlock.h (modified) (1 diff)

trunk/kernel/libk/remote_rwlock.h

@@ -40 +40 @@
  *   accesses before starting its own access.
  * When the lock is taken by another thread, the new-comers use a busy waiting policy.
- *
- * It uses a busy-waiting policy if the lock is already allocated to another thread.
  **************************************************************************************/
 
 typedef struct remote_rwlock_s
 {
-    uint32_t     ticket;                /*! first free ticket index                   */
-    uint32_t     current;               /*! ticket index of current owner             */
-    uint32_t     count;                 /*! current number of reader threads          */
-    xptr_t       owner;                 /*! extended pointer on writer thread         */
+    uint32_t       ticket;          /*! first free ticket index                       */
+    uint32_t       current;         /*! ticket index of current owner                 */
+    uint32_t       count;           /*! current number of reader threads              */
+
+#if CONFIG_LOCKS_DEBUG
+    xptr_t         owner;           /*! extended pointer on writer thread             */
+    xlist_entry_t  list;            /*! member of list of remote locks taken by owner */
+#endif
+
 } 
 remote_rwlock_t;