8270801: Print VM arguments with java -Xlog:arguments

iklam · iklam · commit f8ec3b68f3e8 · 2021-07-17T04:52:47.000Z
Reviewed-by: dholmes, xliu, stuefe, minqi
diff --git a/src/hotspot/share/runtime/arguments.cpp b/src/hotspot/share/runtime/arguments.cpp
@@ -3989,6 +3989,11 @@ jint Arguments::parse(const JavaVMInitArgs* initial_cmd_args) {
 
   apply_debugger_ergo();
 
+  if (log_is_enabled(Info, arguments)) {
+    LogStream st(Log(arguments)::info());
+    Arguments::print_on(&st);
+  }
+
   return JNI_OK;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -3989,6 +3989,11 @@ jint Arguments::parse(const JavaVMInitArgs* initial_cmd_args) {`
`3989`	`3989`
`3990`	`3990`	`apply_debugger_ergo();`
`3991`	`3991`
	`3992`	`+ if (log_is_enabled(Info, arguments)) {`
	`3993`	`+ LogStream st(Log(arguments)::info());`
	`3994`	`+ Arguments::print_on(&st);`
	`3995`	`+ }`
	`3996`	`+`
`3992`	`3997`	`return JNI_OK;`
`3993`	`3998`	`}`
`3994`	`3999`