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  *
  23  */
  24 
  25 #ifndef SHARE_VM_RUNTIME_MUTEXLOCKER_HPP
  26 #define SHARE_VM_RUNTIME_MUTEXLOCKER_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "runtime/mutex.hpp"
  30 #ifdef TARGET_OS_FAMILY_linux
  31 # include "os_linux.inline.hpp"
  32 #endif
  33 #ifdef TARGET_OS_FAMILY_solaris
  34 # include "os_solaris.inline.hpp"
  35 #endif
  36 #ifdef TARGET_OS_FAMILY_windows
  37 # include "os_windows.inline.hpp"
  38 #endif
  39 #ifdef TARGET_OS_FAMILY_aix
  40 # include "os_aix.inline.hpp"
  41 #endif
  42 #ifdef TARGET_OS_FAMILY_bsd
  43 # include "os_bsd.inline.hpp"
  44 #endif
  45 
  46 // Mutexes used in the VM.
  47 
  48 extern Mutex*   Patching_lock;                   // a lock used to guard code patching of compiled code
  49 extern Monitor* SystemDictionary_lock;           // a lock on the system dictionary
  50 extern Mutex*   PackageTable_lock;               // a lock on the class loader package table
  51 extern Mutex*   CompiledIC_lock;                 // a lock used to guard compiled IC patching and access
  52 extern Mutex*   InlineCacheBuffer_lock;          // a lock used to guard the InlineCacheBuffer
  53 extern Mutex*   VMStatistic_lock;                // a lock used to guard statistics count increment
  54 extern Mutex*   JNIGlobalHandle_lock;            // a lock on creating JNI global handles
  55 extern Mutex*   JNIHandleBlockFreeList_lock;     // a lock on the JNI handle block free list
  56 extern Mutex*   MemberNameTable_lock;            // a lock on the MemberNameTable updates
  57 extern Mutex*   JmethodIdCreation_lock;          // a lock on creating JNI method identifiers
  58 extern Mutex*   JfieldIdCreation_lock;           // a lock on creating JNI static field identifiers
  59 extern Monitor* JNICritical_lock;                // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
  60 extern Mutex*   JvmtiThreadState_lock;           // a lock on modification of JVMTI thread data
  61 extern Monitor* JvmtiPendingEvent_lock;          // a lock on the JVMTI pending events list
  62 extern Monitor* Heap_lock;                       // a lock on the heap
  63 extern Mutex*   ExpandHeap_lock;                 // a lock on expanding the heap
  64 extern Mutex*   AdapterHandlerLibrary_lock;      // a lock on the AdapterHandlerLibrary

  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  *
  23  */
  24 
  25 #ifndef SHARE_VM_RUNTIME_MUTEXLOCKER_HPP
  26 #define SHARE_VM_RUNTIME_MUTEXLOCKER_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "runtime/mutex.hpp"















  30 
  31 // Mutexes used in the VM.
  32 
  33 extern Mutex*   Patching_lock;                   // a lock used to guard code patching of compiled code
  34 extern Monitor* SystemDictionary_lock;           // a lock on the system dictionary
  35 extern Mutex*   PackageTable_lock;               // a lock on the class loader package table
  36 extern Mutex*   CompiledIC_lock;                 // a lock used to guard compiled IC patching and access
  37 extern Mutex*   InlineCacheBuffer_lock;          // a lock used to guard the InlineCacheBuffer
  38 extern Mutex*   VMStatistic_lock;                // a lock used to guard statistics count increment
  39 extern Mutex*   JNIGlobalHandle_lock;            // a lock on creating JNI global handles
  40 extern Mutex*   JNIHandleBlockFreeList_lock;     // a lock on the JNI handle block free list
  41 extern Mutex*   MemberNameTable_lock;            // a lock on the MemberNameTable updates
  42 extern Mutex*   JmethodIdCreation_lock;          // a lock on creating JNI method identifiers
  43 extern Mutex*   JfieldIdCreation_lock;           // a lock on creating JNI static field identifiers
  44 extern Monitor* JNICritical_lock;                // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
  45 extern Mutex*   JvmtiThreadState_lock;           // a lock on modification of JVMTI thread data
  46 extern Monitor* JvmtiPendingEvent_lock;          // a lock on the JVMTI pending events list
  47 extern Monitor* Heap_lock;                       // a lock on the heap
  48 extern Mutex*   ExpandHeap_lock;                 // a lock on expanding the heap
  49 extern Mutex*   AdapterHandlerLibrary_lock;      // a lock on the AdapterHandlerLibrary