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comparison src/share/vm/runtime/mutexLocker.hpp @ 15608:4e12cac4e51e

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removed unnecessary mutex
author Doug Simon <doug.simon@oracle.com>
date Tue, 13 May 2014 11:55:11 +0200
parents 063ec2920d21
children 52b4284cb496
comparison
equal deleted inserted replaced
15607:e0e1aa1b9295 15608:4e12cac4e51e
144 extern Mutex* JfrBuffer_lock; // protects JFR buffer operations 144 extern Mutex* JfrBuffer_lock; // protects JFR buffer operations
145 extern Mutex* JfrStream_lock; // protects JFR stream access 145 extern Mutex* JfrStream_lock; // protects JFR stream access
146 extern Mutex* JfrThreadGroups_lock; // protects JFR access to Thread Groups 146 extern Mutex* JfrThreadGroups_lock; // protects JFR access to Thread Groups
147 #endif 147 #endif
148 148
149 #ifdef GRAAL
150 extern Monitor* GraalInitialization_lock; // ensures exactly 1 thread initializes Graal
151 #endif
152
153 // A MutexLocker provides mutual exclusion with respect to a given mutex 149 // A MutexLocker provides mutual exclusion with respect to a given mutex
154 // for the scope which contains the locker. The lock is an OS lock, not 150 // for the scope which contains the locker. The lock is an OS lock, not
155 // an object lock, and the two do not interoperate. Do not use Mutex-based 151 // an object lock, and the two do not interoperate. Do not use Mutex-based
156 // locks to lock on Java objects, because they will not be respected if a 152 // locks to lock on Java objects, because they will not be respected if a
157 // that object is locked using the Java locking mechanism. 153 // that object is locked using the Java locking mechanism.