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8284549: JFR: FieldTable leaks FieldInfoTable member

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Backport-of: 92f5e42696847de7e47e238412d2d541a11bccd7
This commit is contained in:
Zhengyu Gu 2022-05-04 14:46:01 +00:00
parent 6cc0a752eb
commit 191f045704
1 changed files with 16 additions and 6 deletions
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22
src/hotspot/share/jfr/leakprofiler/checkpoint/objectSampleWriter.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2022, 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
@ -612,11 +612,11 @@ ObjectSampleWriter::ObjectSampleWriter(JfrCheckpointWriter& writer, EdgeStore* s
assert(store != NULL, "invariant");
assert(!store->is_empty(), "invariant");
register_serializers();
sample_infos = NULL;
ref_infos = NULL;
array_infos = NULL;
field_infos = NULL;
root_infos = NULL;
assert(field_infos == NULL, "Invariant");
assert(sample_infos == NULL, "Invariant");
assert(ref_infos == NULL, "Invariant");
assert(array_infos == NULL, "Invariant");
assert(root_infos == NULL, "Invariant");
}
ObjectSampleWriter::~ObjectSampleWriter() {
@ -625,6 +625,16 @@ ObjectSampleWriter::~ObjectSampleWriter() {
write_array_infos(_writer);
write_field_infos(_writer);
write_root_descriptors(_writer);
// Followings are RA allocated, memory will be released automatically.
if (field_infos != NULL) {
field_infos->~FieldTable();
field_infos = NULL;
}
sample_infos = NULL;
ref_infos = NULL;
array_infos = NULL;
root_infos = NULL;
}
bool ObjectSampleWriter::operator()(StoredEdge& e) {