1 /*
2 * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
123 if (super == NULL) {
124 return;
125 }
126 if (IS_EVENT_KLASS(super)) {
127 tag_as_jdk_jfr_event_sub(klass);
128 }
129 }
130
131 void JfrTraceId::assign(const ModuleEntry* module) {
132 assert(module != NULL, "invariant");
133 module->set_trace_id(next_module_id());
134 }
135
136 void JfrTraceId::assign(const PackageEntry* package) {
137 assert(package != NULL, "invariant");
138 package->set_trace_id(next_package_id());
139 }
140
141 void JfrTraceId::assign(const ClassLoaderData* cld) {
142 assert(cld != NULL, "invariant");
143 if (cld->is_unsafe_anonymous()) {
144 cld->set_trace_id(0);
145 return;
146 }
147 cld->set_trace_id(next_class_loader_data_id());
148 }
149
150 traceid JfrTraceId::assign_thread_id() {
151 return next_thread_id();
152 }
153
154 // used by CDS / APPCDS as part of "remove_unshareable_info"
155 void JfrTraceId::remove(const Klass* k) {
156 assert(k != NULL, "invariant");
157 // Mask off and store the event flags.
158 // This mechanism will retain the event specific flags
159 // in the archive, allowing for event flag restoration
160 // when renewing the traceid on klass revival.
161 k->set_trace_id(EVENT_KLASS_MASK(k));
162 }
163
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1 /*
2 * Copyright (c) 2011, 2020, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
123 if (super == NULL) {
124 return;
125 }
126 if (IS_EVENT_KLASS(super)) {
127 tag_as_jdk_jfr_event_sub(klass);
128 }
129 }
130
131 void JfrTraceId::assign(const ModuleEntry* module) {
132 assert(module != NULL, "invariant");
133 module->set_trace_id(next_module_id());
134 }
135
136 void JfrTraceId::assign(const PackageEntry* package) {
137 assert(package != NULL, "invariant");
138 package->set_trace_id(next_package_id());
139 }
140
141 void JfrTraceId::assign(const ClassLoaderData* cld) {
142 assert(cld != NULL, "invariant");
143 if (cld->has_class_mirror_holder()) {
144 cld->set_trace_id(0);
145 return;
146 }
147 cld->set_trace_id(next_class_loader_data_id());
148 }
149
150 traceid JfrTraceId::assign_thread_id() {
151 return next_thread_id();
152 }
153
154 // used by CDS / APPCDS as part of "remove_unshareable_info"
155 void JfrTraceId::remove(const Klass* k) {
156 assert(k != NULL, "invariant");
157 // Mask off and store the event flags.
158 // This mechanism will retain the event specific flags
159 // in the archive, allowing for event flag restoration
160 // when renewing the traceid on klass revival.
161 k->set_trace_id(EVENT_KLASS_MASK(k));
162 }
163
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