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src/hotspot/os/solaris/os_solaris.cpp

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@@ -1022,11 +1022,11 @@
   const hrtime_t now = gethrtime();
   const hrtime_t prev = max_hrtime;
   if (now <= prev) {
     return prev;   // same or retrograde time;
   }
-  const hrtime_t obsv = Atomic::cmpxchg(now, &max_hrtime, prev);
+  const hrtime_t obsv = Atomic::cmpxchg(&max_hrtime, prev, now);
   assert(obsv >= prev, "invariant");   // Monotonicity
   // If the CAS succeeded then we're done and return "now".
   // If the CAS failed and the observed value "obsv" is >= now then
   // we should return "obsv".  If the CAS failed and now > obsv > prv then
   // some other thread raced this thread and installed a new value, in which case

@@ -1982,11 +1982,11 @@
 static int check_pending_signals() {
   int ret;
   while (true) {
     for (int i = 0; i < Sigexit + 1; i++) {
       jint n = pending_signals[i];
-      if (n > 0 && n == Atomic::cmpxchg(n - 1, &pending_signals[i], n)) {
+      if (n > 0 && n == Atomic::cmpxchg(&pending_signals[i], n, n - 1)) {
         return i;
       }
     }
     JavaThread *thread = JavaThread::current();
     ThreadBlockInVM tbivm(thread);

@@ -4708,11 +4708,11 @@
   assert(_nParked == 0, "invariant");
 
   int v;
   for (;;) {
     v = _Event;
-    if (Atomic::cmpxchg(v-1, &_Event, v) == v) break;
+    if (Atomic::cmpxchg(&_Event, v, v-1) == v) break;
   }
   guarantee(v >= 0, "invariant");
   if (v == 0) {
     // Do this the hard way by blocking ...
     // See http://monaco.sfbay/detail.jsf?cr=5094058.

@@ -4746,11 +4746,11 @@
 
   guarantee(_nParked == 0, "invariant");
   int v;
   for (;;) {
     v = _Event;
-    if (Atomic::cmpxchg(v-1, &_Event, v) == v) break;
+    if (Atomic::cmpxchg(&_Event, v, v-1) == v) break;
   }
   guarantee(v >= 0, "invariant");
   if (v != 0) return OS_OK;
 
   int ret = OS_TIMEOUT;
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