ehelin@6417: /*
ehelin@6417:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
ehelin@6417:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ehelin@6417:  *
ehelin@6417:  * This code is free software; you can redistribute it and/or modify it
ehelin@6417:  * under the terms of the GNU General Public License version 2 only, as
ehelin@6417:  * published by the Free Software Foundation.
ehelin@6417:  *
ehelin@6417:  * This code is distributed in the hope that it will be useful, but WITHOUT
ehelin@6417:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ehelin@6417:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ehelin@6417:  * version 2 for more details (a copy is included in the LICENSE file that
ehelin@6417:  * accompanied this code).
ehelin@6417:  *
ehelin@6417:  * You should have received a copy of the GNU General Public License version
ehelin@6417:  * 2 along with this work; if not, write to the Free Software Foundation,
ehelin@6417:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ehelin@6417:  *
ehelin@6417:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ehelin@6417:  * or visit www.oracle.com if you need additional information or have any
ehelin@6417:  * questions.
ehelin@6417:  *
ehelin@6417:  */
ehelin@6417: 
ehelin@6417: #include "precompiled.hpp"
ehelin@6418: #include "classfile/classLoaderData.hpp"
ehelin@6417: #include "memory/metaspaceTracer.hpp"
ehelin@6428: #include "oops/oop.inline.hpp"
ehelin@6417: #include "trace/tracing.hpp"
ehelin@6417: #include "trace/traceBackend.hpp"
ehelin@6417: 
ehelin@6417: void MetaspaceTracer::report_gc_threshold(size_t old_val,
ehelin@6417:                                           size_t new_val,
ehelin@6417:                                           MetaspaceGCThresholdUpdater::Type updater) const {
ehelin@6417:   EventMetaspaceGCThreshold event;
ehelin@6417:   if (event.should_commit()) {
ehelin@6417:     event.set_oldValue(old_val);
ehelin@6417:     event.set_newValue(new_val);
ehelin@6417:     event.set_updater((u1)updater);
ehelin@6417:     event.commit();
ehelin@6417:   }
ehelin@6417: }
ehelin@6418: 
ehelin@6418: void MetaspaceTracer::report_metaspace_allocation_failure(ClassLoaderData *cld,
ehelin@6418:                                                           size_t word_size,
ehelin@6418:                                                           MetaspaceObj::Type objtype,
ehelin@6418:                                                           Metaspace::MetadataType mdtype) const {
ehelin@6419:   send_allocation_failure_event<EventMetaspaceAllocationFailure>(cld, word_size, objtype, mdtype);
ehelin@6419: }
ehelin@6419: 
ehelin@6419: void MetaspaceTracer::report_metadata_oom(ClassLoaderData *cld,
ehelin@6419:                                          size_t word_size,
ehelin@6419:                                          MetaspaceObj::Type objtype,
ehelin@6419:                                          Metaspace::MetadataType mdtype) const {
ehelin@6419:   send_allocation_failure_event<EventMetaspaceOOM>(cld, word_size, objtype, mdtype);
ehelin@6419: }
ehelin@6419: 
ehelin@6419: template <typename E>
ehelin@6419: void MetaspaceTracer::send_allocation_failure_event(ClassLoaderData *cld,
ehelin@6419:                                                     size_t word_size,
ehelin@6419:                                                     MetaspaceObj::Type objtype,
ehelin@6419:                                                     Metaspace::MetadataType mdtype) const {
ehelin@6419:   E event;
ehelin@6418:   if (event.should_commit()) {
ehelin@6418:     if (cld->is_anonymous()) {
ehelin@6418:       event.set_classLoader(NULL);
ehelin@6418:       event.set_anonymousClassLoader(true);
ehelin@6418:     } else {
ehelin@6418:       if (cld->is_the_null_class_loader_data()) {
ehelin@6418:         event.set_classLoader((Klass*) NULL);
ehelin@6418:       } else {
ehelin@6418:         event.set_classLoader(cld->class_loader()->klass());
ehelin@6418:       }
ehelin@6418:       event.set_anonymousClassLoader(false);
ehelin@6418:     }
ehelin@6418: 
ehelin@6418:     event.set_size(word_size * BytesPerWord);
ehelin@6418:     event.set_metadataType((u1) mdtype);
ehelin@6418:     event.set_metaspaceObjectType((u1) objtype);
ehelin@6418:     event.commit();
ehelin@6418:   }
ehelin@6418: }