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authorSebastian Huber <sebastian.huber@embedded-brains.de>2014-06-11 14:31:03 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2014-07-08 16:30:48 +0200
commit8568341d69d16609a3dcf71716a89839b16ac881 (patch)
tree900c88db84557962dda75671eedd39911e1f2dc5 /cpukit/score/src/schedulerpriorityyield.c
parentscore: Add _Scheduler_Help() (diff)
downloadrtems-8568341d69d16609a3dcf71716a89839b16ac881.tar.bz2
score: Need for help indicator for scheduler ops
Return a thread in need for help for the following scheduler operations - unblock, - change priority, and - yield. A thread in need for help is a thread that encounters a scheduler state change from scheduled to ready or a thread that cannot be scheduled in an unblock operation. Such a thread can ask threads which depend on resources owned by this thread for help.
Diffstat (limited to 'cpukit/score/src/schedulerpriorityyield.c')
-rw-r--r--cpukit/score/src/schedulerpriorityyield.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/cpukit/score/src/schedulerpriorityyield.c b/cpukit/score/src/schedulerpriorityyield.c
index de4b842513..2ee2d03057 100644
--- a/cpukit/score/src/schedulerpriorityyield.c
+++ b/cpukit/score/src/schedulerpriorityyield.c
@@ -21,7 +21,7 @@
#include <rtems/score/schedulerpriorityimpl.h>
#include <rtems/score/threadimpl.h>
-void _Scheduler_priority_Yield(
+Scheduler_Void_or_thread _Scheduler_priority_Yield(
const Scheduler_Control *scheduler,
Thread_Control *the_thread
)
@@ -43,4 +43,6 @@ void _Scheduler_priority_Yield(
} else if ( !_Thread_Is_heir( the_thread ) ) {
_Thread_Dispatch_necessary = true;
}
+
+ SCHEDULER_RETURN_VOID_OR_NULL;
}