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8047290: Make Mutex::_no_safepoint_check_flag locks verify that this lock never checks for safepoint

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Ensure consistent safepoint checking in Mutex/Monitor locking methods.

Reviewed-by: dholmes, dcubed, coleenp
This commit is contained in:
Max Ockner 2014-12-11 21:34:43 -05:00 • committed by Coleen Phillimore
parent bb30bd7e0a
commit 1d76295d70
32 changed files with 447 additions and 134 deletions
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3
hotspot/src/share/vm/runtime/vmThread.cpp
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@ -214,7 +214,8 @@ void VMThread::create() {
_vm_queue = new VMOperationQueue();
guarantee(_vm_queue != NULL, "just checking");
_terminate_lock = new Monitor(Mutex::safepoint, "VMThread::_terminate_lock", true);
_terminate_lock = new Monitor(Mutex::safepoint, "VMThread::_terminate_lock", true,
Monitor::_safepoint_check_never);
if (UsePerfData) {
// jvmstat performance counters