Mercurial > hg > graal-jvmci-8

diff src/os/linux/vm/os_linux.cpp @ 12313:899ecf76b570

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8023956: Provide a work-around to broken Linux 32 bit "Exec Shield" using CS for NX emulation (crashing with SI_KERNEL) Summary: Execute some code at a high virtual address value, and keep mapped Reviewed-by: coleenp, zgu
author dsimms
date Wed, 25 Sep 2013 13:58:13 +0200
parents 06ae47d9d088
children cefad50507d8 aa6f2ea19d8f
line wrap: on
line diff
--- a/src/os/linux/vm/os_linux.cpp	Mon Sep 23 08:56:19 2013 -0700
+++ b/src/os/linux/vm/os_linux.cpp	Wed Sep 25 13:58:13 2013 +0200
@@ -4839,6 +4839,10 @@
 
   Linux::capture_initial_stack(JavaThread::stack_size_at_create());
 
+#if defined(IA32)
+  workaround_expand_exec_shield_cs_limit();
+#endif
+
   Linux::libpthread_init();
   if (PrintMiscellaneous && (Verbose || WizardMode)) {
      tty->print_cr("[HotSpot is running with %s, %s(%s)]\n",