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6444286: Possible naked oop related to biased locking revocation safepoint in jni_exit()

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Add missing Handle.

Reviewed-by: acorn, dholmes, dice, sspitsyn
This commit is contained in:
Karen Kinnear 2013-01-22 05:55:04 -08:00 • committed by Daniel D. Daugherty
parent 706efde6df
commit 8f1dc20874
1 changed files with 4 additions and 2 deletions
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6
hotspot/src/share/vm/runtime/synchronizer.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2013, 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
@ -333,7 +333,9 @@ bool ObjectSynchronizer::jni_try_enter(Handle obj, Thread* THREAD) {
void ObjectSynchronizer::jni_exit(oop obj, Thread* THREAD) {
TEVENT (jni_exit) ;
if (UseBiasedLocking) {
BiasedLocking::revoke_and_rebias(obj, false, THREAD);
Handle h_obj(THREAD, obj);
BiasedLocking::revoke_and_rebias(h_obj, false, THREAD);
obj = h_obj();
}
assert(!obj->mark()->has_bias_pattern(), "biases should be revoked by now");