Changeset 566 for trunk/kernel/syscalls/sys_is_fg.c

Timestamp:

Oct 4, 2018, 11:50:21 PM (6 years ago)

Author:

alain

Message:

Complete restructuration of kernel locks.

File:

• trunk/kernel/syscalls/sys_is_fg.c (modified) (2 diffs)

trunk/kernel/syscalls/sys_is_fg.c

@@ -48 +48 @@
     process_t * process = this->process;
 
+#if (DEBUG_SYS_IS_FG || CONFIG_INSTRUMENTATION_SYSCALLS)
+uint64_t     tm_start = hal_get_cycles();
+#endif
+
 #if DEBUG_SYS_IS_FG
-uint64_t    tm_start;
-uint64_t    tm_end;
 tm_start = hal_get_cycles();
-if( DEBUG_SYS_FG < tm_start )
+if( DEBUG_SYS_IS_FG < tm_start )
 printk("\n[DBG] %s : thread %x in process %x enter for pid %x / cycle %d\n",
 __FUNCTION__ , this->trdid , process->pid, pid, (uint32_t)tm_start );
@@ -92 +94 @@
     hal_fence();
 
+#if (DEBUG_SYS_IS_FG || CONFIG_INSTRUMENTATION_SYSCALLS)
+uint64_t     tm_end = hal_get_cycles();
+#endif
+
 #if DEBUG_SYS_IS_FG
 tm_end = hal_get_cycles();
-if( DEBUG_SYS_FG < tm_end )
+if( DEBUG_SYS_IS_FG < tm_end )
 printk("\n[DBG] %s : thread %x in process %x exit / is_txt_owner %d / cycle %d\n",
 __FUNCTION__, this->trdid, process->pid, is_txt_owner, (uint32_t)tm_end );
 #endif
 
-        return 0;
+#if CONFIG_INSTRUMENTATION_SYSCALLS
+hal_atomic_add( &syscalls_cumul_cost[SYS_IS_FG] , tm_end - tm_start );
+hal_atomic_add( &syscalls_occurences[SYS_IS_FG] , 1 );
+#endif
+
+return 0;
 
 }  // end sys_is_fg()