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comparison src/share/vm/runtime/mutexLocker.hpp @ 14309:63a4eb8bcd23

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8025856: Fix typos in the GC code Summary: Fix about 440 typos in comments in the VM code Reviewed-by: mgerdin, tschatzl, coleenp, kmo, jcoomes
author jwilhelm
date Thu, 23 Jan 2014 14:47:23 +0100
parents b2e698d2276c
children 8a9bb7821e28
comparison
equal deleted inserted replaced
14308:870aedf4ba4f 14309:63a4eb8bcd23
41 #endif 41 #endif
42 42
43 // Mutexes used in the VM. 43 // Mutexes used in the VM.
44 44
45 extern Mutex* Patching_lock; // a lock used to guard code patching of compiled code 45 extern Mutex* Patching_lock; // a lock used to guard code patching of compiled code
46 extern Monitor* SystemDictionary_lock; // a lock on the system dictonary 46 extern Monitor* SystemDictionary_lock; // a lock on the system dictionary
47 extern Mutex* PackageTable_lock; // a lock on the class loader package table 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 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 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 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 51 extern Mutex* JNIGlobalHandle_lock; // a lock on creating JNI global handles
343 // 343 //
344 // A special MutexLocker that allows: 344 // A special MutexLocker that allows:
345 // - reentrant locking 345 // - reentrant locking
346 // - locking out of order 346 // - locking out of order
347 // 347 //
348 // Only too be used for verify code, where we can relaxe out dead-lock 348 // Only to be used for verify code, where we can relax out dead-lock
349 // dection code a bit (unsafe, but probably ok). This code is NEVER to 349 // detection code a bit (unsafe, but probably ok). This code is NEVER to
350 // be included in a product version. 350 // be included in a product version.
351 // 351 //
352 class VerifyMutexLocker: StackObj { 352 class VerifyMutexLocker: StackObj {
353 private: 353 private:
354 Monitor * _mutex; 354 Monitor * _mutex;
356 public: 356 public:
357 VerifyMutexLocker(Monitor * mutex) { 357 VerifyMutexLocker(Monitor * mutex) {
358 _mutex = mutex; 358 _mutex = mutex;
359 _reentrant = mutex->owned_by_self(); 359 _reentrant = mutex->owned_by_self();
360 if (!_reentrant) { 360 if (!_reentrant) {
361 // We temp. diable strict safepoint checking, while we require the lock 361 // We temp. disable strict safepoint checking, while we require the lock
362 FlagSetting fs(StrictSafepointChecks, false); 362 FlagSetting fs(StrictSafepointChecks, false);
363 _mutex->lock(); 363 _mutex->lock();
364 } 364 }
365 } 365 }
366 366