Changeset 629 for trunk/kernel/kern/thread.h

Timestamp:

May 17, 2019, 9:27:04 AM (5 years ago)

Author:

alain

Message:

Remove the "giant" rwlock protecting the GPT, and
use the GPT_LOCKED attribute in each PTE to prevent
concurrent modifications of one GPT entry.
The version number has been incremented to 2.1.

File:

• trunk/kernel/kern/thread.h (modified) (1 diff)

trunk/kernel/kern/thread.h

@@ -100 +100 @@
 typedef struct thread_info_s
 {
-        uint32_t              pgfault_nr;    /*! cumulated number of page fault           */
-        cycle_t               last_cycle;    /*! last cycle counter value (date)          */
-        cycle_t               usr_cycles;    /*! user execution duration (cycles)         */
-        cycle_t               sys_cycles;    /*! system execution duration (cycles)       */
+        uint32_t     false_pgfault_nr;       /*! number of local page fault               */
+    uint32_t     false_pgfault_cost;     /*! cumulated cost                           */
+        uint32_t     local_pgfault_nr;       /*! number of local page fault               */
+    uint32_t     local_pgfault_cost;     /*! cumulated cost                           */
+        uint32_t     global_pgfault_nr;      /*! number of global page fault              */
+    uint32_t     global_pgfault_cost;    /*! cumulated cost                           */
+
+        cycle_t      last_cycle;             /*! last cycle counter value (date)          */
+        cycle_t      usr_cycles;             /*! user execution duration (cycles)         */
+        cycle_t      sys_cycles;             /*! system execution duration (cycles)       */
 }
 thread_info_t;