mirror of
https://github.com/openjdk/jdk.git
synced 2026-02-28 11:10:26 +00:00
101 lines
3.9 KiB
Java
101 lines
3.9 KiB
Java
/*
|
|
* Copyright (c) 2025 IBM Corporation. All rights reserved.
|
|
* Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
/*
|
|
* @test id=TraceWXHealing
|
|
* @summary Run shell with -XX:+StressWXHealing and -XX:+TraceWXHealing. This tests most of
|
|
* the triggers for WX mode.
|
|
* @requires os.family == "mac"
|
|
* @requires os.arch == "aarch64"
|
|
* @requires vm.debug == true
|
|
* @library /test/lib
|
|
* @compile WXHealing.java
|
|
* @build jtreg.SkippedException
|
|
* @run main TestWXHealing traceWXHealing
|
|
*/
|
|
|
|
/*
|
|
* @test id=No-TraceWXHealing
|
|
* @summary Run shell with -XX:+StressWXHealing. This tests most of
|
|
* the triggers for WX mode.
|
|
* @requires os.family == "mac"
|
|
* @requires os.arch == "aarch64"
|
|
* @library /test/lib
|
|
* @compile WXHealing.java
|
|
* @build jtreg.SkippedException
|
|
* @run main TestWXHealing
|
|
*/
|
|
import java.util.regex.*;
|
|
import jdk.test.lib.process.*;
|
|
import jtreg.SkippedException;
|
|
|
|
import static java.nio.charset.StandardCharsets.UTF_8;
|
|
|
|
public class TestWXHealing {
|
|
|
|
public static void main(String[] args) throws Throwable {
|
|
String[] opts;
|
|
boolean traceWXHealing = args.length > 0 && args[0].equals("traceWXHealing");
|
|
// pass -XX:+TraceWXHealing only when instructed to do so
|
|
if (traceWXHealing) {
|
|
opts = new String[]{
|
|
"-XX:+UnlockDiagnosticVMOptions",
|
|
"-XX:+TraceWXHealing",
|
|
"-XX:+StressWXHealing",
|
|
"WXHealing"
|
|
};
|
|
} else {
|
|
opts = new String[]{
|
|
"-XX:+UnlockDiagnosticVMOptions",
|
|
"-XX:+StressWXHealing",
|
|
"WXHealing"
|
|
};
|
|
}
|
|
var process = ProcessTools.createTestJavaProcessBuilder(opts).start();
|
|
OutputAnalyzer oa = new OutputAnalyzer(process, UTF_8);
|
|
oa.shouldHaveExitValue(0);
|
|
String output = oa.getStdout();
|
|
System.out.println("output from WXHealing application: " + output);
|
|
if (output.isEmpty()) {
|
|
throw new RuntimeException("no output generated by WXHealing application");
|
|
}
|
|
if (!traceWXHealing) {
|
|
// if -XX:+TraceWXHealing wasn't enabled, then this test merely
|
|
// verifies that the java application launched with -XX:+StressWXHealing
|
|
// exited normally.
|
|
return;
|
|
}
|
|
// verify the output generated by -XX:+TraceWXHealing
|
|
if (output.contains("MAP_JIT write protection does not work on this system")) {
|
|
throw new SkippedException("Test was not run because MAP_JIT write protection does not work on this system");
|
|
} else {
|
|
var pattern = Pattern.compile("Healing WXMode WXArmedForWrite at 0x[0-9a-f]* to WXWrite ");
|
|
var matches = pattern.matcher(output).results().count();
|
|
if (matches < 10) {
|
|
throw new RuntimeException("Only " + matches + " healings in\n" + output);
|
|
}
|
|
}
|
|
}
|
|
}
|