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8235390: JfrEmergencyDump::on_vm_shutdown crashes

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Reviewed-by: egahlin
This commit is contained in:
Markus Grönlund 2019-12-20 16:04:34 +01:00
parent 261f4bffae
commit ffdf1dea9b
5 changed files with 69 additions and 21 deletions
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2
src/hotspot/share/runtime/mutexLocker.cpp
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@ -311,7 +311,7 @@ void mutex_init() {
#if INCLUDE_JFR
def(JfrMsg_lock , PaddedMonitor, leaf, true, _safepoint_check_always);
def(JfrBuffer_lock , PaddedMutex , leaf, true, _safepoint_check_never);
def(JfrStream_lock , PaddedMutex , nonleaf + 1, false, _safepoint_check_always);
def(JfrStream_lock , PaddedMutex , nonleaf + 1, false, _safepoint_check_never);
def(JfrStacktrace_lock , PaddedMutex , special, true, _safepoint_check_never);
def(JfrThreadSampler_lock , PaddedMonitor, leaf, true, _safepoint_check_never);
#endif