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diff src/os/linux/vm/globals_linux.hpp @ 8710:9058789475af

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7107135: Stack guard pages are no more protected after loading a shared library with executable stack Summary: Detect the execstack attribute of the loaded library and attempt to fix the stack guard using Safepoint op. Reviewed-by: dholmes, zgu Contributed-by: ioi.lam@oracle.com
author iklam
date Tue, 05 Mar 2013 13:55:56 -0800
parents 188c9a5d6a6d
children 4c84d351cca9
line wrap: on
line diff
--- a/src/os/linux/vm/globals_linux.hpp	Tue Mar 05 08:50:59 2013 +0100
+++ b/src/os/linux/vm/globals_linux.hpp	Tue Mar 05 13:55:56 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2013, 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
@@ -40,6 +40,9 @@
   product(bool, UseHugeTLBFS, false,                                    \
           "Use MAP_HUGETLB for large pages")                            \
                                                                         \
+  product(bool, LoadExecStackDllInVMThread, true,                       \
+          "Load DLLs with executable-stack attribute in the VM Thread") \
+                                                                        \
   product(bool, UseSHM, false,                                          \
           "Use SYSV shared memory for large pages")