diff src/os/windows/vm/os_windows.cpp @ 14704:b51e29501f30

Merged with jdk9/dev/hotspot changeset 9486a41de3b7
author twisti
date Tue, 18 Mar 2014 20:19:10 -0700
parents d8041d695d19 f6301b007a16
children 92aa6797d639
line wrap: on
line diff
--- a/src/os/windows/vm/os_windows.cpp	Thu Mar 20 22:30:26 2014 +0100
+++ b/src/os/windows/vm/os_windows.cpp	Tue Mar 18 20:19:10 2014 -0700
@@ -3632,13 +3632,14 @@
          "possibility of dangling Thread pointer");
 
   OSThread* osthread = thread->osthread();
-  bool interrupted = osthread->interrupted();
   // There is no synchronization between the setting of the interrupt
   // and it being cleared here. It is critical - see 6535709 - that
   // we only clear the interrupt state, and reset the interrupt event,
   // if we are going to report that we were indeed interrupted - else
   // an interrupt can be "lost", leading to spurious wakeups or lost wakeups
-  // depending on the timing
+  // depending on the timing. By checking thread interrupt event to see
+  // if the thread gets real interrupt thus prevent spurious wakeup.
+  bool interrupted = osthread->interrupted() && (WaitForSingleObject(osthread->interrupt_event(), 0) == WAIT_OBJECT_0);
   if (interrupted && clear_interrupted) {
     osthread->set_interrupted(false);
     ResetEvent(osthread->interrupt_event());