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Diffstat (limited to 'cpukit/score/src/coremutex.c')
-rw-r--r--cpukit/score/src/coremutex.c57
1 files changed, 25 insertions, 32 deletions
diff --git a/cpukit/score/src/coremutex.c b/cpukit/score/src/coremutex.c
index ec073ff999..6f73c1bd16 100644
--- a/cpukit/score/src/coremutex.c
+++ b/cpukit/score/src/coremutex.c
@@ -39,42 +39,41 @@ Status_Control _CORE_mutex_Initialize(
the_mutex->Attributes = *the_mutex_attributes;
if ( initially_locked ) {
- bool is_priority_ceiling =
- _CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes );
+ bool is_priority_ceiling;
+ Priority_Control ceiling;
+ Per_CPU_Control *cpu_self;
the_mutex->nest_count = 1;
the_mutex->holder = executing;
- if ( is_priority_ceiling ||
- _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) ) {
- Priority_Control ceiling = the_mutex->Attributes.priority_ceiling;
- Per_CPU_Control *cpu_self;
-
- /* The mutex initialization is only protected by the allocator lock */
- cpu_self = _Thread_Dispatch_disable();
+ /* The mutex initialization is only protected by the allocator lock */
+ cpu_self = _Thread_Dispatch_disable();
+ is_priority_ceiling =
+ _CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes );
+ ceiling = the_mutex->Attributes.priority_ceiling;
+
+ /*
+ * The test to check for a ceiling violation is a bit arbitrary. In case
+ * this thread is the owner of a priority inheritance mutex, then it may
+ * get a higher priority later or anytime on SMP configurations.
+ */
+ if ( is_priority_ceiling && executing->current_priority < ceiling ) {
/*
- * The test to check for a ceiling violation is a bit arbitrary. In case
- * this thread is the owner of a priority inheritance mutex, then it may
- * get a higher priority later or anytime on SMP configurations.
+ * There is no need to undo the previous work since this error aborts
+ * the object creation.
*/
- if ( is_priority_ceiling && executing->current_priority < ceiling ) {
- /*
- * There is no need to undo the previous work since this error aborts
- * the object creation.
- */
- _Thread_Dispatch_enable( cpu_self );
- return STATUS_MUTEX_CEILING_VIOLATED;
- }
-
- executing->resource_count++;
+ _Thread_Dispatch_enable( cpu_self );
+ return STATUS_MUTEX_CEILING_VIOLATED;
+ }
- if ( is_priority_ceiling ) {
- _Thread_Raise_priority( executing, ceiling );
- }
+ executing->resource_count++;
- _Thread_Dispatch_enable( cpu_self );
+ if ( is_priority_ceiling ) {
+ _Thread_Raise_priority( executing, ceiling );
}
+
+ _Thread_Dispatch_enable( cpu_self );
} else {
the_mutex->nest_count = 0;
the_mutex->holder = NULL;
@@ -82,11 +81,5 @@ Status_Control _CORE_mutex_Initialize(
_Thread_queue_Initialize( &the_mutex->Wait_queue );
- if ( _CORE_mutex_Is_fifo( the_mutex_attributes ) ) {
- the_mutex->operations = &_Thread_queue_Operations_FIFO;
- } else {
- the_mutex->operations = &_Thread_queue_Operations_priority;
- }
-
return STATUS_SUCCESSFUL;
}