score: PR2152: Use allocator mutex for objects

Use allocator mutex for objects allocate/free.  This prevents that the
thread dispatch latency depends on the workspace/heap fragmentation.

1 files changed, 8 insertions, 2 deletions

diff --git a/cpukit/score/src/objectactivecount.c b/cpukit/score/src/objectactivecount.c
index de34212f29..de3243afcb 100644
--- a/cpukit/score/src/objectactivecount.c
+++ b/cpukit/score/src/objectactivecount.c
@@ -17,14 +17,20 @@
 #endif
 
 #include <rtems/score/objectimpl.h>
+#include <rtems/score/assert.h>
 #include <rtems/score/chainimpl.h>
 
 Objects_Maximum _Objects_Active_count(
   const Objects_Information *information
 )
 {
-  size_t inactive = _Chain_Node_count_unprotected( &information->Inactive );
-  size_t maximum  = information->maximum;
+  size_t inactive;
+  size_t maximum;
+
+  _Assert( _Debug_Is_owner_of_allocator() );
+
+  inactive = _Chain_Node_count_unprotected( &information->Inactive );
+  maximum  = information->maximum;
 
   return (Objects_Maximum) ( maximum - inactive );
 }