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8144024: Octane fails with "memory leak: allocating handle outside HandleMark"

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Reviewed-by: kvn
This commit is contained in:
Vladimir Ivanov 2015-11-25 21:31:33 +03:00
parent d4170d0bba
commit 419a331a48
2 changed files with 8 additions and 16 deletions
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5
hotspot/src/share/vm/classfile/javaClasses.cpp
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@ -3220,12 +3220,7 @@ void java_lang_invoke_MethodHandleNatives_CallSiteContext::compute_offsets() {
DependencyContext java_lang_invoke_MethodHandleNatives_CallSiteContext::vmdependencies(oop call_site) {
assert(java_lang_invoke_MethodHandleNatives_CallSiteContext::is_instance(call_site), "");
intptr_t* vmdeps_addr = (intptr_t*)call_site->address_field_addr(_vmdependencies_offset);
#ifndef ASSERT
DependencyContext dep_ctx(vmdeps_addr);
#else
// Verify that call_site isn't moved during DependencyContext lifetime.
DependencyContext dep_ctx(vmdeps_addr, Handle(call_site));
#endif // ASSERT
return dep_ctx;
}

17
hotspot/src/share/vm/code/dependencyContext.hpp
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@ -114,19 +114,16 @@ class DependencyContext : public StackObj {
public:
#ifdef ASSERT
// Verification for dependency contexts rooted at Java objects.
Handle _base; // non-NULL if dependency context resides in an oop (e.g. CallSite).
oop _base_oop;
// Safepoints are forbidden during DC lifetime. GC can invalidate
// _dependency_context_addr if it relocates the holder
// (e.g. CallSiteContext Java object).
int _safepoint_counter;
DependencyContext(intptr_t* addr, Handle base = Handle())
: _dependency_context_addr(addr), _base(base)
{
_base_oop = _base();
}
DependencyContext(intptr_t* addr) : _dependency_context_addr(addr),
_safepoint_counter(SafepointSynchronize::_safepoint_counter) {}
~DependencyContext() {
// Base oop relocation invalidates _dependency_context_addr.
assert(_base_oop == _base(), "base oop relocation is forbidden");
assert(_safepoint_counter == SafepointSynchronize::_safepoint_counter, "safepoint happened");
}
#else
DependencyContext(intptr_t* addr) : _dependency_context_addr(addr) {}