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diff src/share/vm/runtime/mutexLocker.hpp @ 22797:f46871c6c063

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8035663: Suspicious failure of test java/util/concurrent/Phaser/FickleRegister.java Reviewed-by: shade, coleenp
author dholmes
date Tue, 25 Nov 2014 21:00:21 -0500
parents 581e70386ec9
children b6a1bf5222c5
line wrap: on
line diff
--- a/src/share/vm/runtime/mutexLocker.hpp	Wed Dec 17 10:43:38 2014 -0800
+++ b/src/share/vm/runtime/mutexLocker.hpp	Tue Nov 25 21:00:21 2014 -0500
@@ -151,6 +151,10 @@
 extern Mutex*   JfrThreadGroups_lock;            // protects JFR access to Thread Groups
 #endif
 
+#ifndef SUPPORTS_NATIVE_CX8
+extern Mutex*   UnsafeJlong_lock;                // provides Unsafe atomic updates to jlongs on platforms that don't support cx8
+#endif
+
 // A MutexLocker provides mutual exclusion with respect to a given mutex
 // for the scope which contains the locker.  The lock is an OS lock, not
 // an object lock, and the two do not interoperate.  Do not use Mutex-based