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8241638: launcher time metrics always report 1 on Linux when _JAVA_LAUNCHER_DEBUG set

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Reviewed-by: alanb, dholmes
This commit is contained in:
Lin Zang 2020-04-07 03:25:11 +00:00 • committed by Henry Jen
parent e18d66174a
commit b317d0ee39
5 changed files with 35 additions and 14 deletions
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12
src/java.base/share/native/libjli/java.c
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@ -241,7 +241,7 @@ JLI_Launch(int argc, char ** argv, /* main argc, argv */
char *main_class = NULL;
int ret;
InvocationFunctions ifn;
jlong start, end;
jlong start = 0, end = 0;
char jvmpath[MAXPATHLEN];
char jrepath[MAXPATHLEN];
char jvmcfg[MAXPATHLEN];
@ -408,7 +408,7 @@ JavaMain(void* _args)
jmethodID mainID;
jobjectArray mainArgs;
int ret = 0;
jlong start, end;
jlong start = 0, end = 0;
RegisterThread();
@ -1618,7 +1618,7 @@ LoadMainClass(JNIEnv *env, int mode, char *name)
jmethodID mid;
jstring str;
jobject result;
jlong start, end;
jlong start = 0, end = 0;
jclass cls = GetLauncherHelperClass(env);
NULL_CHECK0(cls);
if (JLI_IsTraceLauncher()) {
@ -1633,7 +1633,7 @@ LoadMainClass(JNIEnv *env, int mode, char *name)
USE_STDERR, mode, str));
if (JLI_IsTraceLauncher()) {
end = CounterGet();
end = CounterGet();
printf("%ld micro seconds to load main class\n",
(long)(jint)Counter2Micros(end-start));
printf("----%s----\n", JLDEBUG_ENV_ENTRY);
@ -2080,7 +2080,7 @@ ReadKnownVMs(const char *jvmCfgName, jboolean speculative)
char line[MAXPATHLEN+20];
int cnt = 0;
int lineno = 0;
jlong start, end;
jlong start = 0, end = 0;
int vmType;
char *tmpPtr;
char *altVMName = NULL;
@ -2172,7 +2172,7 @@ ReadKnownVMs(const char *jvmCfgName, jboolean speculative)
knownVMsCount = cnt;
if (JLI_IsTraceLauncher()) {
end = CounterGet();
end = CounterGet();
printf("%ld micro seconds to parse jvm.cfg\n",
(long)(jint)Counter2Micros(end-start));
}