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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-06-11 14:31:03 +0200 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-07-08 16:30:48 +0200 |
commit | 8568341d69d16609a3dcf71716a89839b16ac881 (patch) | |
tree | 900c88db84557962dda75671eedd39911e1f2dc5 /cpukit/score/src/scheduleredfchangepriority.c | |
parent | score: Add _Scheduler_Help() (diff) | |
download | rtems-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/scheduleredfchangepriority.c')
-rw-r--r-- | cpukit/score/src/scheduleredfchangepriority.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/cpukit/score/src/scheduleredfchangepriority.c b/cpukit/score/src/scheduleredfchangepriority.c index 1422fb174e..32b0993d8f 100644 --- a/cpukit/score/src/scheduleredfchangepriority.c +++ b/cpukit/score/src/scheduleredfchangepriority.c @@ -20,7 +20,7 @@ #include <rtems/score/scheduleredfimpl.h> -void _Scheduler_EDF_Change_priority( +Scheduler_Void_or_thread _Scheduler_EDF_Change_priority( const Scheduler_Control *scheduler, Thread_Control *the_thread, Priority_Control new_priority, @@ -33,4 +33,6 @@ void _Scheduler_EDF_Change_priority( _RBTree_Extract( &context->Ready, &node->Node ); _RBTree_Insert( &context->Ready, &node->Node ); + + SCHEDULER_RETURN_VOID_OR_NULL; } |