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comparison src/share/vm/oops/instanceKlass.cpp @ 20611:3c87c13918fb

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8061817: Whitebox.deoptimizeMethod() does not deoptimize all OSR versions of method Summary: Fixed Whitebox.deoptimizeMethod() to deoptimize all OSR versions of the method. Reviewed-by: kvn, iignatyev
author thartmann
date Thu, 30 Oct 2014 13:03:30 +0100
parents 90257dfad6e3
children fe34c5ab0b35 d5b74c583ec1
comparison
equal deleted inserted replaced
20610:d4562805b030 20611:3c87c13918fb
2888 } 2888 }
2889 // Remember to unlock again 2889 // Remember to unlock again
2890 OsrList_lock->unlock(); 2890 OsrList_lock->unlock();
2891 } 2891 }
2892 2892
2893 int InstanceKlass::mark_osr_nmethods(const Method* m) {
2894 // This is a short non-blocking critical region, so the no safepoint check is ok.
2895 MutexLockerEx ml(OsrList_lock, Mutex::_no_safepoint_check_flag);
2896 nmethod* osr = osr_nmethods_head();
2897 int found = 0;
2898 while (osr != NULL) {
2899 assert(osr->is_osr_method(), "wrong kind of nmethod found in chain");
2900 if (osr->method() == m) {
2901 osr->mark_for_deoptimization();
2902 found++;
2903 }
2904 osr = osr->osr_link();
2905 }
2906 return found;
2907 }
2908
2893 nmethod* InstanceKlass::lookup_osr_nmethod(const Method* m, int bci, int comp_level, bool match_level) const { 2909 nmethod* InstanceKlass::lookup_osr_nmethod(const Method* m, int bci, int comp_level, bool match_level) const {
2894 // This is a short non-blocking critical region, so the no safepoint check is ok. 2910 // This is a short non-blocking critical region, so the no safepoint check is ok.
2895 OsrList_lock->lock_without_safepoint_check(); 2911 OsrList_lock->lock_without_safepoint_check();
2896 nmethod* osr = osr_nmethods_head(); 2912 nmethod* osr = osr_nmethods_head();
2897 nmethod* best = NULL; 2913 nmethod* best = NULL;