The current priority is a 64-bit integer which should be read under
protection of the right ISR lock to avoid potential issues with
non-atomic loads on 32-bit architectures.
Update #4411.
---
cpukit/score/src/threadrestart.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/cpukit/score/src/threadrestart.c b/cpukit/score/src/threadrestart.c
index 1e91ad7249..93e52876d7 100644
--- a/cpukit/score/src/threadrestart.c
+++ b/cpukit/score/src/threadrestart.c
@@ -54,17 +54,17 @@ static Thread_Zombie_control _Thread_Zombies = {
.Lock = ISR_LOCK_INITIALIZER( "thread zombies" )
};
-static void _Thread_Raise_real_priority(
- Thread_Control *the_thread,
- Priority_Control priority
-)
+static void _Thread_Raise_real_priority( Thread_Control *the_thread )
{
Thread_queue_Context queue_context;
+ Priority_Control priority;
_Thread_queue_Context_initialize( &queue_context );
_Thread_queue_Context_clear_priority_updates( &queue_context );
_Thread_Wait_acquire( the_thread, &queue_context );
+ priority = _Thread_Get_priority( executing );
+
if ( priority < the_thread->Real_priority.priority ) {
_Thread_Priority_change(
the_thread,
@@ -428,11 +428,8 @@ void _Thread_Cancel(
_Thread_State_release( the_thread, &lock_context );
_Thread_Make_zombie( the_thread );
} else {
- Priority_Control priority;
-
_Thread_Try_life_change_request( the_thread, previous, &lock_context );
- priority = _Thread_Get_priority( executing );
- _Thread_Raise_real_priority( the_thread, priority );
+ _Thread_Raise_real_priority( the_thread );
}
_Thread_Dispatch_enable( cpu_self );
--
2.26.2
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