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8264663: Update test SuspendWithCurrentThread.java to verify that suspend doesn't exit until resumed

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Reviewed-by: dcubed, sspitsyn
This commit is contained in:
Leonid Mesnik 2021-04-26 19:48:57 +00:00
parent b524a81ad2
commit b5c6351315
1 changed files with 8 additions and 1 deletions

9
test/hotspot/jtreg/serviceability/jvmti/SuspendWithCurrentThread/libSuspendWithCurrentThread.cpp

@ -22,6 +22,7 @@
*/
#include <string.h>
#include <atomic>
#include "jvmti.h"
extern "C" {
@ -29,6 +30,7 @@ extern "C" {
static jvmtiEnv* jvmti = NULL;
static jthread* threads = NULL;
static jsize threads_count = 0;
static std::atomic<bool> is_exited_from_suspend;
#define LOG(...) \
do { \
@ -74,6 +76,7 @@ Java_ThreadToSuspend_suspendTestedThreads(JNIEnv *jni, jclass cls) {
LOG("suspendTestedThreads: before JVMTI SuspendThreadList");
err = jvmti->SuspendThreadList(threads_count, threads, results);
is_exited_from_suspend.store(true);
check_jvmti_status(jni, err, "suspendTestedThreads: error in JVMTI SuspendThreadList");
LOG("suspendTestedThreads: check and print SuspendThreadList results:");
@ -102,6 +105,10 @@ Java_SuspendWithCurrentThread_checkTestedThreadsSuspended(JNIEnv *jni, jclass cl
return JNI_FALSE;
}
}
if (is_exited_from_suspend.load()) {
LOG("Thread didn't stop in self suspend.");
return JNI_FALSE;
}
LOG("checkTestedThreadsSuspended: finished\n");
return JNI_TRUE;
}
@ -155,7 +162,7 @@ Java_SuspendWithCurrentThread_releaseTestedThreadsInfo(JNIEnv *jni, jclass cls)
JNIEXPORT jint JNICALL
Agent_OnLoad(JavaVM *jvm, char *options, void *reserved) {
LOG("\nAgent_OnLoad started");
is_exited_from_suspend.store(false);
// create JVMTI environment
if (jvm->GetEnv((void **) (&jvmti), JVMTI_VERSION) != JNI_OK) {
return JNI_ERR;