src/hotspot/share/runtime/thread.cpp

rev 51675 : imported patch 8210514

@@ -4734,11 +4734,10 @@
   if (Atomic::cmpxchg (1, adr, 0) == 0) {
     return;   // normal fast-path return
   }
 
   // Slow-path : We've encountered contention -- Spin/Yield/Block strategy.
-  TEVENT(SpinAcquire - ctx);
   int ctr = 0;
   int Yields = 0;
   for (;;) {
     while (*adr != 0) {
       ++ctr;

@@ -4829,11 +4828,10 @@
   if (w == 0) return;
   if ((w & LOCKBIT) == 0 && Atomic::cmpxchg(w|LOCKBIT, Lock, w) == w) {
     return;
   }
 
-  TEVENT(muxAcquire - Contention);
   ParkEvent * const Self = Thread::current()->_MuxEvent;
   assert((intptr_t(Self) & LOCKBIT) == 0, "invariant");
   for (;;) {
     int its = (os::is_MP() ? 100 : 0) + 1;
 

@@ -4875,11 +4873,10 @@
   if (w == 0) return;
   if ((w & LOCKBIT) == 0 && Atomic::cmpxchg(w|LOCKBIT, Lock, w) == w) {
     return;
   }
 
-  TEVENT(muxAcquire - Contention);
   ParkEvent * ReleaseAfter = NULL;
   if (ev == NULL) {
     ev = ReleaseAfter = ParkEvent::Allocate(NULL);
   }
   assert((intptr_t(ev) & LOCKBIT) == 0, "invariant");