void tryWakeupThread (Capability *cap, StgTSO *tso);
void migrateThread (Capability *from, StgTSO *tso, Capability *to);
-// like tryWakeupThread(), but assumes the TSO is not ThreadRelocated
-void tryWakeupThread_ (Capability *cap, StgTSO *tso);
-
// Wakes up a thread on a Capability (probably a different Capability
// from the one held by the current Task).
//
StgBool isThreadBound (StgTSO* tso);
+// Overfow/underflow
+void threadStackOverflow (Capability *cap, StgTSO *tso);
+nat threadStackUnderflow (Capability *cap, StgTSO *tso);
+
#ifdef DEBUG
void printThreadBlockage (StgTSO *tso);
void printThreadStatus (StgTSO *t);