jdk8-mips64-public/hotspot: src/share/vm/jfr/jni/jfrJniMethod.cpp@30fb8c8cceb9

8233197: Invert JvmtiExport::post_vm_initialized() and Jfr:on_vm_start() start-up order for correct option parsing
8246703: [TESTBUG] Add test for JDK-8233197
Reviewed-by: aph, adinn, neugens

     1 /*

     2  * Copyright (c) 2014, 2018, 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  *

    23  */

    25 #include "precompiled.hpp"

    26 #include "jni.h"

    27 #include "jvm.h"

    28 #include "jfr/jfr.hpp"

    29 #include "jfr/jfrEvents.hpp"

    30 #include "jfr/periodic/sampling/jfrThreadSampler.hpp"

    31 #include "jfr/recorder/jfrEventSetting.hpp"

    32 #include "jfr/recorder/jfrRecorder.hpp"

    33 #include "jfr/recorder/checkpoint/jfrMetadataEvent.hpp"

    34 #include "jfr/recorder/checkpoint/types/traceid/jfrTraceId.inline.hpp"

    35 #include "jfr/recorder/repository/jfrRepository.hpp"

    36 #include "jfr/recorder/repository/jfrChunkRotation.hpp"

    37 #include "jfr/recorder/repository/jfrChunkWriter.hpp"

    38 #include "jfr/recorder/service/jfrOptionSet.hpp"

    39 #include "jfr/recorder/stacktrace/jfrStackTraceRepository.hpp"

    40 #include "jfr/recorder/stringpool/jfrStringPool.hpp"

    41 #include "jfr/jni/jfrGetAllEventClasses.hpp"

    42 #include "jfr/jni/jfrJavaSupport.hpp"

    43 #include "jfr/jni/jfrJniMethodRegistration.hpp"

    44 #include "jfr/instrumentation/jfrEventClassTransformer.hpp"

    45 #include "jfr/instrumentation/jfrJvmtiAgent.hpp"

    46 #include "jfr/leakprofiler/leakProfiler.hpp"

    47 #include "jfr/utilities/jfrJavaLog.hpp"

    48 #include "jfr/utilities/jfrTimeConverter.hpp"

    49 #include "jfr/utilities/jfrTime.hpp"

    50 #include "jfr/writers/jfrJavaEventWriter.hpp"

    51 #include "jfrfiles/jfrPeriodic.hpp"

    52 #include "memory/resourceArea.hpp"

    53 #include "runtime/interfaceSupport.hpp"

    54 #include "runtime/mutexLocker.hpp"

    55 #include "runtime/os.hpp"

    56 #include "runtime/thread.hpp"

    57 #include "utilities/debug.hpp"

    59 #define NO_TRANSITION(result_type, header) extern "C" { result_type JNICALL header {

    60 #define NO_TRANSITION_END } }

    62 /*

    63  * NO_TRANSITION entries

    64  *

    65  * Thread remains _thread_in_native

    66  */

    68 NO_TRANSITION(void, jfr_register_natives(JNIEnv* env, jclass jvmclass))

    69   JfrJniMethodRegistration register_native_methods(env);

    70 NO_TRANSITION_END

    72 NO_TRANSITION(jboolean, jfr_is_enabled())

    73   return Jfr::is_enabled() ? JNI_TRUE : JNI_FALSE;

    74 NO_TRANSITION_END

    76 NO_TRANSITION(jboolean, jfr_is_disabled())

    77   return Jfr::is_disabled() ? JNI_TRUE : JNI_FALSE;

    78 NO_TRANSITION_END

    80 NO_TRANSITION(jboolean, jfr_is_started())

    81   return JfrRecorder::is_created() ? JNI_TRUE : JNI_FALSE;

    82 NO_TRANSITION_END

    84 NO_TRANSITION(jstring, jfr_get_pid(JNIEnv* env, jobject jvm))

    85   char pid_buf[32] = { 0 };

    86   jio_snprintf(pid_buf, sizeof(pid_buf), "%d", os::current_process_id());

    87   jstring pid_string = env->NewStringUTF(pid_buf);

    88   return pid_string; // exception pending if NULL

    89 NO_TRANSITION_END

    91 NO_TRANSITION(jlong, jfr_elapsed_frequency(JNIEnv* env, jobject jvm))

    92   return JfrTime::frequency();

    93 NO_TRANSITION_END

    95 NO_TRANSITION(jlong, jfr_elapsed_counter(JNIEnv* env, jobject jvm))

    96   return JfrTicks::now();

    97 NO_TRANSITION_END

    99 NO_TRANSITION(void, jfr_retransform_classes(JNIEnv* env, jobject jvm, jobjectArray classes))

   100   JfrJvmtiAgent::retransform_classes(env, classes, JavaThread::thread_from_jni_environment(env));

   101 NO_TRANSITION_END

   103 NO_TRANSITION(void, jfr_set_enabled(JNIEnv* env, jobject jvm, jlong event_type_id, jboolean enabled))

   104   JfrEventSetting::set_enabled(event_type_id, JNI_TRUE == enabled);

   105   if (EventOldObjectSample::eventId == event_type_id) {

   106     ThreadInVMfromNative transition(JavaThread::thread_from_jni_environment(env));

   107     if (JNI_TRUE == enabled) {

   108       LeakProfiler::start(JfrOptionSet::old_object_queue_size());

   109     } else {

   110       LeakProfiler::stop();

   111     }

   112   }

   113 NO_TRANSITION_END

   115 NO_TRANSITION(void, jfr_set_file_notification(JNIEnv* env, jobject jvm, jlong threshold))

   116   JfrChunkRotation::set_threshold((intptr_t)threshold);

   117 NO_TRANSITION_END

   119 NO_TRANSITION(void, jfr_set_sample_threads(JNIEnv* env, jobject jvm, jboolean sampleThreads))

   120   JfrOptionSet::set_sample_threads(sampleThreads);

   121 NO_TRANSITION_END

   123 NO_TRANSITION(void, jfr_set_stack_depth(JNIEnv* env, jobject jvm, jint depth))

   124   JfrOptionSet::set_stackdepth((jlong)depth);

   125 NO_TRANSITION_END

   127 NO_TRANSITION(void, jfr_set_stacktrace_enabled(JNIEnv* env, jobject jvm, jlong event_type_id, jboolean enabled))

   128   JfrEventSetting::set_stacktrace(event_type_id, JNI_TRUE == enabled);

   129 NO_TRANSITION_END

   131 NO_TRANSITION(void, jfr_set_global_buffer_count(JNIEnv* env, jobject jvm, jlong count))

   132   JfrOptionSet::set_num_global_buffers(count);

   133 NO_TRANSITION_END

   135 NO_TRANSITION(void, jfr_set_global_buffer_size(JNIEnv* env, jobject jvm, jlong size))

   136 JfrOptionSet::set_global_buffer_size(size);

   137 NO_TRANSITION_END

   139 NO_TRANSITION(void, jfr_set_thread_buffer_size(JNIEnv* env, jobject jvm, jlong size))

   140   JfrOptionSet::set_thread_buffer_size(size);

   141 NO_TRANSITION_END

   143 NO_TRANSITION(void, jfr_set_memory_size(JNIEnv* env, jobject jvm, jlong size))

   144   JfrOptionSet::set_memory_size(size);

   145 NO_TRANSITION_END

   147 NO_TRANSITION(jboolean, jfr_set_threshold(JNIEnv* env, jobject jvm, jlong event_type_id, jlong thresholdTicks))

   148   return JfrEventSetting::set_threshold(event_type_id, thresholdTicks) ? JNI_TRUE : JNI_FALSE;

   149 NO_TRANSITION_END

   151 NO_TRANSITION(jboolean, jfr_allow_event_retransforms(JNIEnv* env, jobject jvm))

   152   return JfrOptionSet::allow_event_retransforms() ? JNI_TRUE : JNI_FALSE;

   153 NO_TRANSITION_END

   155 NO_TRANSITION(jboolean, jfr_is_available(JNIEnv* env, jclass jvm))

   156   return !Jfr::is_disabled() ? JNI_TRUE : JNI_FALSE;

   157 NO_TRANSITION_END

   159 NO_TRANSITION(jlong, jfr_get_epoch_address(JNIEnv* env, jobject jvm))

   160   return JfrTraceIdEpoch::epoch_address();

   161 NO_TRANSITION_END

   163 NO_TRANSITION(jlong, jfr_get_unloaded_event_classes_count(JNIEnv* env, jobject jvm))

   164   return JfrEventClasses::unloaded_event_classes_count();

   165 NO_TRANSITION_END

   167 NO_TRANSITION(jdouble, jfr_time_conv_factor(JNIEnv* env, jobject jvm))

   168   return (jdouble)JfrTimeConverter::nano_to_counter_multiplier();

   169 NO_TRANSITION_END

   171 NO_TRANSITION(jboolean, jfr_set_cutoff(JNIEnv* env, jobject jvm, jlong event_type_id, jlong cutoff_ticks))

   172   return JfrEventSetting::set_cutoff(event_type_id, cutoff_ticks) ? JNI_TRUE : JNI_FALSE;

   173 NO_TRANSITION_END

   175 NO_TRANSITION(jboolean, jfr_should_rotate_disk(JNIEnv* env, jobject jvm))

   176   return JfrChunkRotation::should_rotate() ? JNI_TRUE : JNI_FALSE;

   177 NO_TRANSITION_END

   179 /*

   180  * JVM_ENTRY_NO_ENV entries

   181  *

   182  * Transitions:

   183  *   Entry: _thread_in_native -> _thread_in_vm

   184  *   Exit:  _thread_in_vm -> _thread_in_native

   185  *

   186  * Current JavaThread available as "thread" variable

   187  */

   189 JVM_ENTRY_NO_ENV(jboolean, jfr_create_jfr(JNIEnv* env, jobject jvm, jboolean simulate_failure))

   190   if (JfrRecorder::is_created()) {

   191     return JNI_TRUE;

   192   }

   193   if (!JfrRecorder::create(simulate_failure == JNI_TRUE)) {

   194     if (!thread->has_pending_exception()) {

   195       JfrJavaSupport::throw_illegal_state_exception("Unable to start Jfr", thread);

   196     }

   197     return JNI_FALSE;

   198   }

   199   return JNI_TRUE;

   200 JVM_END

   202 JVM_ENTRY_NO_ENV(jboolean, jfr_destroy_jfr(JNIEnv* env, jobject jvm))

   203   JfrRecorder::destroy();

   204   return JNI_TRUE;

   205 JVM_END

   207 JVM_ENTRY_NO_ENV(void, jfr_begin_recording(JNIEnv* env, jobject jvm))

   208   if (JfrRecorder::is_recording()) {

   209     return;

   210   }

   211   JfrRecorder::start_recording();

   212 JVM_END

   214 JVM_ENTRY_NO_ENV(void, jfr_end_recording(JNIEnv* env, jobject jvm))

   215   if (!JfrRecorder::is_recording()) {

   216     return;

   217   }

   218   JfrRecorder::stop_recording();

   219 JVM_END

   222 JVM_ENTRY_NO_ENV(jboolean, jfr_emit_event(JNIEnv* env, jobject jvm, jlong eventTypeId, jlong timeStamp, jlong when))

   223   JfrPeriodicEventSet::requestEvent((JfrEventId)eventTypeId);

   224   return thread->has_pending_exception() ? JNI_FALSE : JNI_TRUE;

   225 JVM_END

   227 JVM_ENTRY_NO_ENV(jobject, jfr_get_all_event_classes(JNIEnv* env, jobject jvm))

   228   return JfrEventClasses::get_all_event_classes(thread);

   229 JVM_END

   231 JVM_ENTRY_NO_ENV(jlong, jfr_class_id(JNIEnv* env, jclass jvm, jclass jc))

   232   return JfrTraceId::use(jc);

   233 JVM_END

   235 JVM_ENTRY_NO_ENV(jlong, jfr_stacktrace_id(JNIEnv* env, jobject jvm, jint skip))

   236   return JfrStackTraceRepository::record(thread, skip);

   237 JVM_END

   239 JVM_ENTRY_NO_ENV(void, jfr_log(JNIEnv* env, jobject jvm, jint tag_set, jint level, jstring message))

   240  JfrJavaLog::log(tag_set, level, message, thread);

   241 JVM_END

   243 JVM_ENTRY_NO_ENV(void, jfr_subscribe_log_level(JNIEnv* env, jobject jvm, jobject log_tag, jint id))

   244  JfrJavaLog::subscribe_log_level(log_tag, id, thread);

   245 JVM_END

   247 JVM_ENTRY_NO_ENV(void, jfr_set_output(JNIEnv* env, jobject jvm, jstring path))

   248   JfrRepository::set_chunk_path(path, thread);

   249 JVM_END

   251 JVM_ENTRY_NO_ENV(void, jfr_set_method_sampling_interval(JNIEnv* env, jobject jvm, jlong type, jlong intervalMillis))

   252   if (intervalMillis < 0) {

   253     intervalMillis = 0;

   254   }

   255   JfrEventId typed_event_id = (JfrEventId)type;

   256   assert(EventExecutionSample::eventId == typed_event_id || EventNativeMethodSample::eventId == typed_event_id, "invariant");

   257   if (intervalMillis > 0) {

   258     JfrEventSetting::set_enabled(typed_event_id, true); // ensure sampling event is enabled

   259   }

   260   if (EventExecutionSample::eventId == type) {

   261     JfrThreadSampling::set_java_sample_interval(intervalMillis);

   262   } else {

   263     JfrThreadSampling::set_native_sample_interval(intervalMillis);

   264   }

   265 JVM_END

   267 JVM_ENTRY_NO_ENV(void, jfr_store_metadata_descriptor(JNIEnv* env, jobject jvm, jbyteArray descriptor))

   268   JfrMetadataEvent::update(descriptor);

   269 JVM_END

   271 // trace thread id for a thread object

   272 JVM_ENTRY_NO_ENV(jlong, jfr_id_for_thread(JNIEnv* env, jobject jvm, jobject t))

   273   return JfrJavaSupport::jfr_thread_id(t);

   274 JVM_END

   276 JVM_ENTRY_NO_ENV(jobject, jfr_get_event_writer(JNIEnv* env, jclass cls))

   277   return JfrJavaEventWriter::event_writer(thread);

   278 JVM_END

   280 JVM_ENTRY_NO_ENV(jobject, jfr_new_event_writer(JNIEnv* env, jclass cls))

   281   return JfrJavaEventWriter::new_event_writer(thread);

   282 JVM_END

   284 JVM_ENTRY_NO_ENV(jboolean, jfr_event_writer_flush(JNIEnv* env, jclass cls, jobject writer, jint used_size, jint requested_size))

   285   return JfrJavaEventWriter::flush(writer, used_size, requested_size, thread);

   286 JVM_END

   288 JVM_ENTRY_NO_ENV(void, jfr_set_repository_location(JNIEnv* env, jobject repo, jstring location))

   289   return JfrRepository::set_path(location, thread);

   290 JVM_END

   292 JVM_ENTRY_NO_ENV(void, jfr_uncaught_exception(JNIEnv* env, jobject jvm, jobject t, jthrowable throwable))

   293   JfrJavaSupport::uncaught_exception(throwable, thread);

   294 JVM_END

   296 JVM_ENTRY_NO_ENV(void, jfr_abort(JNIEnv* env, jobject jvm, jstring errorMsg))

   297   JfrJavaSupport::abort(errorMsg, thread);

   298 JVM_END

   300 JVM_ENTRY_NO_ENV(jlong, jfr_type_id(JNIEnv* env, jobject jvm, jclass jc))

   301   return JfrTraceId::get(jc);

   302 JVM_END

   304 JVM_ENTRY_NO_ENV(jboolean, jfr_add_string_constant(JNIEnv* env, jclass jvm, jboolean epoch, jlong id, jstring string))

   305   return JfrStringPool::add(epoch == JNI_TRUE, id, string, thread) ? JNI_TRUE : JNI_FALSE;

   306 JVM_END

   308 JVM_ENTRY_NO_ENV(void, jfr_set_force_instrumentation(JNIEnv* env, jobject jvm, jboolean force_instrumentation))

   309   JfrEventClassTransformer::set_force_instrumentation(force_instrumentation == JNI_TRUE);

   310 JVM_END

   312 JVM_ENTRY_NO_ENV(void, jfr_emit_old_object_samples(JNIEnv* env, jobject jvm, jlong cutoff_ticks, jboolean emit_all))

   313   LeakProfiler::emit_events(cutoff_ticks, emit_all == JNI_TRUE);

   314 JVM_END

Mercurial > jdk8-mips64-public > hotspot / file revision

src/share/vm/jfr/jni/jfrJniMethod.cpp@30fb8c8cceb9

src/share/vm/jfr/jni/jfrJniMethod.cpp