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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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5
hotspot/src/os/linux/vm/osThread_linux.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -39,7 +39,8 @@ void OSThread::pd_initialize() {
sigemptyset(&_caller_sigmask);
_startThread_lock = new Monitor(Mutex::event, "startThread_lock", true);
_startThread_lock = new Monitor(Mutex::event, "startThread_lock", true,
Monitor::_safepoint_check_never);
assert(_startThread_lock !=NULL, "check");
}