50 JavaThread *const current = *current_p; |
50 JavaThread *const current = *current_p; |
51 threads_do_dispatch(cl, current); |
51 threads_do_dispatch(cl, current); |
52 } |
52 } |
53 } |
53 } |
54 |
54 |
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55 // These three inlines are private to ThreadsSMRSupport, but |
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56 // they are called by public inline update_smr_tlh_stats() below: |
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57 |
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58 inline void ThreadsSMRSupport::add_smr_tlh_times(uint add_value) { |
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59 Atomic::add(add_value, &_smr_tlh_times); |
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60 } |
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61 |
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62 inline void ThreadsSMRSupport::inc_smr_tlh_cnt() { |
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63 Atomic::inc(&_smr_tlh_cnt); |
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64 } |
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65 |
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66 inline void ThreadsSMRSupport::update_smr_tlh_time_max(uint new_value) { |
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67 while (true) { |
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68 uint cur_value = _smr_tlh_time_max; |
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69 if (new_value <= cur_value) { |
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70 // No need to update max value so we're done. |
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71 break; |
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72 } |
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73 if (Atomic::cmpxchg(new_value, &_smr_tlh_time_max, cur_value) == cur_value) { |
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74 // Updated max value so we're done. Otherwise try it all again. |
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75 break; |
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76 } |
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77 } |
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78 } |
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79 |
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80 |
55 inline ThreadsList* ThreadsListSetter::list() { |
81 inline ThreadsList* ThreadsListSetter::list() { |
56 ThreadsList *ret = _target->get_threads_hazard_ptr(); |
82 ThreadsList *ret = _target->get_threads_hazard_ptr(); |
57 assert(ret != NULL, "hazard ptr should be set"); |
83 assert(ret != NULL, "hazard ptr should be set"); |
58 assert(!Thread::is_hazard_ptr_tagged(ret), "hazard ptr should be validated"); |
84 assert(!Thread::is_hazard_ptr_tagged(ret), "hazard ptr should be validated"); |
59 return ret; |
85 return ret; |
60 } |
86 } |
61 |
87 |
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88 inline ThreadsList* ThreadsSMRSupport::get_smr_java_thread_list() { |
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89 return (ThreadsList*)OrderAccess::load_acquire(&_smr_java_thread_list); |
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90 } |
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91 |
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92 inline bool ThreadsSMRSupport::is_a_protected_JavaThread_with_lock(JavaThread *thread) { |
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93 MutexLockerEx ml(Threads_lock->owned_by_self() ? NULL : Threads_lock); |
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94 return is_a_protected_JavaThread(thread); |
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95 } |
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96 |
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97 inline void ThreadsSMRSupport::update_smr_tlh_stats(uint millis) { |
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98 ThreadsSMRSupport::inc_smr_tlh_cnt(); |
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99 ThreadsSMRSupport::add_smr_tlh_times(millis); |
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100 ThreadsSMRSupport::update_smr_tlh_time_max(millis); |
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101 } |
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102 |
62 #endif // SHARE_VM_RUNTIME_THREADSMR_INLINE_HPP |
103 #endif // SHARE_VM_RUNTIME_THREADSMR_INLINE_HPP |