1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
46 extern Monitor* SystemDictionary_lock; // a lock on the system dictonary
47 extern Mutex* PackageTable_lock; // a lock on the class loader package table
48 extern Mutex* CompiledIC_lock; // a lock used to guard compiled IC patching and access
49 extern Mutex* InlineCacheBuffer_lock; // a lock used to guard the InlineCacheBuffer
50 extern Mutex* VMStatistic_lock; // a lock used to guard statistics count increment
51 extern Mutex* JNIGlobalHandle_lock; // a lock on creating JNI global handles
52 extern Mutex* JNIHandleBlockFreeList_lock; // a lock on the JNI handle block free list
53 extern Mutex* MemberNameTable_lock; // a lock on the MemberNameTable updates
54 extern Mutex* JmethodIdCreation_lock; // a lock on creating JNI method identifiers
55 extern Mutex* JfieldIdCreation_lock; // a lock on creating JNI static field identifiers
56 extern Monitor* JNICritical_lock; // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
57 extern Mutex* JvmtiThreadState_lock; // a lock on modification of JVMTI thread data
58 extern Monitor* JvmtiPendingEvent_lock; // a lock on the JVMTI pending events list
59 extern Monitor* Heap_lock; // a lock on the heap
60 extern Mutex* ExpandHeap_lock; // a lock on expanding the heap
61 extern Mutex* AdapterHandlerLibrary_lock; // a lock on the AdapterHandlerLibrary
62 extern Mutex* SignatureHandlerLibrary_lock; // a lock on the SignatureHandlerLibrary
63 extern Mutex* VtableStubs_lock; // a lock on the VtableStubs
64 extern Mutex* SymbolTable_lock; // a lock on the symbol table
65 extern Mutex* StringTable_lock; // a lock on the interned string table
66 extern Mutex* CodeCache_lock; // a lock on the CodeCache, rank is special, use MutexLockerEx
67 extern Mutex* MethodData_lock; // a lock on installation of method data
68 extern Mutex* RetData_lock; // a lock on installation of RetData inside method data
69 extern Mutex* DerivedPointerTableGC_lock; // a lock to protect the derived pointer table
70 extern Monitor* VMOperationQueue_lock; // a lock on queue of vm_operations waiting to execute
71 extern Monitor* VMOperationRequest_lock; // a lock on Threads waiting for a vm_operation to terminate
72 extern Monitor* Safepoint_lock; // a lock used by the safepoint abstraction
73 extern Monitor* Threads_lock; // a lock on the Threads table of active Java threads
74 // (also used by Safepoints too to block threads creation/destruction)
75 extern Monitor* CGC_lock; // used for coordination between
76 // fore- & background GC threads.
77 extern Mutex* STS_init_lock; // coordinate initialization of SuspendibleThreadSets.
78 extern Monitor* SLT_lock; // used in CMS GC for acquiring PLL
79 extern Monitor* iCMS_lock; // CMS incremental mode start/stop notification
80 extern Monitor* FullGCCount_lock; // in support of "concurrent" full gc
81 extern Monitor* CMark_lock; // used for concurrent mark thread coordination
82 extern Mutex* CMRegionStack_lock; // used for protecting accesses to the CM region stack
83 extern Mutex* SATB_Q_FL_lock; // Protects SATB Q
84 // buffer free list.
85 extern Monitor* SATB_Q_CBL_mon; // Protects SATB Q
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1 /*
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
46 extern Monitor* SystemDictionary_lock; // a lock on the system dictonary
47 extern Mutex* PackageTable_lock; // a lock on the class loader package table
48 extern Mutex* CompiledIC_lock; // a lock used to guard compiled IC patching and access
49 extern Mutex* InlineCacheBuffer_lock; // a lock used to guard the InlineCacheBuffer
50 extern Mutex* VMStatistic_lock; // a lock used to guard statistics count increment
51 extern Mutex* JNIGlobalHandle_lock; // a lock on creating JNI global handles
52 extern Mutex* JNIHandleBlockFreeList_lock; // a lock on the JNI handle block free list
53 extern Mutex* MemberNameTable_lock; // a lock on the MemberNameTable updates
54 extern Mutex* JmethodIdCreation_lock; // a lock on creating JNI method identifiers
55 extern Mutex* JfieldIdCreation_lock; // a lock on creating JNI static field identifiers
56 extern Monitor* JNICritical_lock; // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
57 extern Mutex* JvmtiThreadState_lock; // a lock on modification of JVMTI thread data
58 extern Monitor* JvmtiPendingEvent_lock; // a lock on the JVMTI pending events list
59 extern Monitor* Heap_lock; // a lock on the heap
60 extern Mutex* ExpandHeap_lock; // a lock on expanding the heap
61 extern Mutex* AdapterHandlerLibrary_lock; // a lock on the AdapterHandlerLibrary
62 extern Mutex* SignatureHandlerLibrary_lock; // a lock on the SignatureHandlerLibrary
63 extern Mutex* VtableStubs_lock; // a lock on the VtableStubs
64 extern Mutex* SymbolTable_lock; // a lock on the symbol table
65 extern Mutex* StringTable_lock; // a lock on the interned string table
66 extern Monitor* StringDedupQueue_lock; // a lock on the string deduplication queue
67 extern Mutex* StringDedupTable_lock; // a lock on the string deduplication table
68 extern Mutex* CodeCache_lock; // a lock on the CodeCache, rank is special, use MutexLockerEx
69 extern Mutex* MethodData_lock; // a lock on installation of method data
70 extern Mutex* RetData_lock; // a lock on installation of RetData inside method data
71 extern Mutex* DerivedPointerTableGC_lock; // a lock to protect the derived pointer table
72 extern Monitor* VMOperationQueue_lock; // a lock on queue of vm_operations waiting to execute
73 extern Monitor* VMOperationRequest_lock; // a lock on Threads waiting for a vm_operation to terminate
74 extern Monitor* Safepoint_lock; // a lock used by the safepoint abstraction
75 extern Monitor* Threads_lock; // a lock on the Threads table of active Java threads
76 // (also used by Safepoints too to block threads creation/destruction)
77 extern Monitor* CGC_lock; // used for coordination between
78 // fore- & background GC threads.
79 extern Mutex* STS_init_lock; // coordinate initialization of SuspendibleThreadSets.
80 extern Monitor* SLT_lock; // used in CMS GC for acquiring PLL
81 extern Monitor* iCMS_lock; // CMS incremental mode start/stop notification
82 extern Monitor* FullGCCount_lock; // in support of "concurrent" full gc
83 extern Monitor* CMark_lock; // used for concurrent mark thread coordination
84 extern Mutex* CMRegionStack_lock; // used for protecting accesses to the CM region stack
85 extern Mutex* SATB_Q_FL_lock; // Protects SATB Q
86 // buffer free list.
87 extern Monitor* SATB_Q_CBL_mon; // Protects SATB Q
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