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-rw-r--r--cpukit/score/include/rtems/score/thread.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/thread.h b/cpukit/score/include/rtems/score/thread.h
index d839b1f9ec..eb272e6c01 100644
--- a/cpukit/score/include/rtems/score/thread.h
+++ b/cpukit/score/include/rtems/score/thread.h
@@ -246,6 +246,11 @@ typedef enum {
typedef struct {
#if defined(RTEMS_SMP)
/**
+ * @brief Lock to protect the scheduler node change requests.
+ */
+ ISR_lock_Control Lock;
+
+ /**
* @brief The current scheduler state of this thread.
*/
Thread_Scheduler_state state;