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comparison src/share/vm/runtime/mutexLocker.cpp @ 12106:739c309fd729

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8023457: Event based tracing framework needs a mutex for thread groups Reviewed-by: acorn, sla
author mgronlun
date Fri, 23 Aug 2013 10:36:34 +0200
parents f2110083203d
children b2e698d2276c
comparison
equal deleted inserted replaced
12105:817e46dd5864 12106:739c309fd729
122 122
123 Monitor* GCTaskManager_lock = NULL; 123 Monitor* GCTaskManager_lock = NULL;
124 124
125 Mutex* Management_lock = NULL; 125 Mutex* Management_lock = NULL;
126 Monitor* Service_lock = NULL; 126 Monitor* Service_lock = NULL;
127 Mutex* Stacktrace_lock = NULL; 127 Monitor* PeriodicTask_lock = NULL;
128 128
129 Monitor* JfrQuery_lock = NULL; 129 #ifdef INCLUDE_TRACE
130 Mutex* JfrStacktrace_lock = NULL;
130 Monitor* JfrMsg_lock = NULL; 131 Monitor* JfrMsg_lock = NULL;
131 Mutex* JfrBuffer_lock = NULL; 132 Mutex* JfrBuffer_lock = NULL;
132 Mutex* JfrStream_lock = NULL; 133 Mutex* JfrStream_lock = NULL;
133 Monitor* PeriodicTask_lock = NULL; 134 Mutex* JfrThreadGroups_lock = NULL;
135 #endif
134 136
135 #define MAX_NUM_MUTEX 128 137 #define MAX_NUM_MUTEX 128
136 static Monitor * _mutex_array[MAX_NUM_MUTEX]; 138 static Monitor * _mutex_array[MAX_NUM_MUTEX];
137 static int _num_mutex; 139 static int _num_mutex;
138 140
204 def(OopMapCacheAlloc_lock , Mutex, leaf, true ); // used for oop_map_cache allocation. 206 def(OopMapCacheAlloc_lock , Mutex, leaf, true ); // used for oop_map_cache allocation.
205 207
206 def(Patching_lock , Mutex , special, true ); // used for safepointing and code patching. 208 def(Patching_lock , Mutex , special, true ); // used for safepointing and code patching.
207 def(ObjAllocPost_lock , Monitor, special, false); 209 def(ObjAllocPost_lock , Monitor, special, false);
208 def(Service_lock , Monitor, special, true ); // used for service thread operations 210 def(Service_lock , Monitor, special, true ); // used for service thread operations
209 def(Stacktrace_lock , Mutex, special, true ); // used for JFR stacktrace database
210 def(JmethodIdCreation_lock , Mutex , leaf, true ); // used for creating jmethodIDs. 211 def(JmethodIdCreation_lock , Mutex , leaf, true ); // used for creating jmethodIDs.
211 212
212 def(SystemDictionary_lock , Monitor, leaf, true ); // lookups done by VM thread 213 def(SystemDictionary_lock , Monitor, leaf, true ); // lookups done by VM thread
213 def(PackageTable_lock , Mutex , leaf, false); 214 def(PackageTable_lock , Mutex , leaf, false);
214 def(InlineCacheBuffer_lock , Mutex , leaf, true ); 215 def(InlineCacheBuffer_lock , Mutex , leaf, true );
270 def(MethodCompileQueue_lock , Monitor, nonleaf+4, true ); 271 def(MethodCompileQueue_lock , Monitor, nonleaf+4, true );
271 def(Debug2_lock , Mutex , nonleaf+4, true ); 272 def(Debug2_lock , Mutex , nonleaf+4, true );
272 def(Debug3_lock , Mutex , nonleaf+4, true ); 273 def(Debug3_lock , Mutex , nonleaf+4, true );
273 def(ProfileVM_lock , Monitor, special, false); // used for profiling of the VMThread 274 def(ProfileVM_lock , Monitor, special, false); // used for profiling of the VMThread
274 def(CompileThread_lock , Monitor, nonleaf+5, false ); 275 def(CompileThread_lock , Monitor, nonleaf+5, false );
275 276 def(PeriodicTask_lock , Monitor, nonleaf+5, true);
277
278 #ifdef INCLUDE_TRACE
276 def(JfrMsg_lock , Monitor, leaf, true); 279 def(JfrMsg_lock , Monitor, leaf, true);
277 def(JfrBuffer_lock , Mutex, nonleaf+1, true); 280 def(JfrBuffer_lock , Mutex, nonleaf+1, true);
281 def(JfrThreadGroups_lock , Mutex, nonleaf+1, true);
278 def(JfrStream_lock , Mutex, nonleaf+2, true); 282 def(JfrStream_lock , Mutex, nonleaf+2, true);
279 def(PeriodicTask_lock , Monitor, nonleaf+5, true); 283 def(JfrStacktrace_lock , Mutex, special, true );
284 #endif
285
280 } 286 }
281 287
282 GCMutexLocker::GCMutexLocker(Monitor * mutex) { 288 GCMutexLocker::GCMutexLocker(Monitor * mutex) {
283 if (SafepointSynchronize::is_at_safepoint()) { 289 if (SafepointSynchronize::is_at_safepoint()) {
284 _locked = false; 290 _locked = false;