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8140600: Convert unnecessarily malloc'd Monitors to value members

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Change a malloc'd monitor into an embedded monitor.

Reviewed-by: tschatzl, kbarrett
This commit is contained in:
Derek White 2016-02-29 11:32:12 -05:00
parent 9e60be45df
commit dbaa70361f
2 changed files with 12 additions and 12 deletions
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20
hotspot/src/share/vm/gc/g1/g1YoungRemSetSamplingThread.cpp
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@ -57,21 +57,21 @@ void G1YoungRemSetSamplingThread::stop() {
}
}
G1YoungRemSetSamplingThread::G1YoungRemSetSamplingThread() : ConcurrentGCThread() {
_monitor = new Monitor(Mutex::nonleaf,
"G1YoungRemSetSamplingThread monitor",
true,
Monitor::_safepoint_check_never);
G1YoungRemSetSamplingThread::G1YoungRemSetSamplingThread() :
ConcurrentGCThread(),
_monitor(Mutex::nonleaf,
"G1YoungRemSetSamplingThread monitor",
true,
Monitor::_safepoint_check_never) {
set_name("G1 Young RemSet Sampling");
create_and_start();
}
void G1YoungRemSetSamplingThread::sleep_before_next_cycle() {
MutexLockerEx x(_monitor, Mutex::_no_safepoint_check_flag);
MutexLockerEx x(&_monitor, Mutex::_no_safepoint_check_flag);
if (!_should_terminate) {
intx waitms = G1ConcRefinementServiceIntervalMillis; // 300, really should be?
_monitor->wait(Mutex::_no_safepoint_check_flag, waitms);
_monitor.wait(Mutex::_no_safepoint_check_flag, waitms);
}
}
@ -92,8 +92,8 @@ void G1YoungRemSetSamplingThread::run_service() {
}
void G1YoungRemSetSamplingThread::stop_service() {
MutexLockerEx x(_monitor, Mutex::_no_safepoint_check_flag);
_monitor->notify();
MutexLockerEx x(&_monitor, Mutex::_no_safepoint_check_flag);
_monitor.notify();
}
void G1YoungRemSetSamplingThread::sample_young_list_rs_lengths() {