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diff src/share/vm/prims/jni.cpp @ 477:24fda36852ce

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6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE Summary: Make reguard_stack change access to RW, not execute and use os::protect_memory with the new parameter when change needed to X. Reviewed-by: acorn, jcoomes
author coleenp
date Wed, 10 Dec 2008 15:14:29 -0800
parents 1fdb98a17101
children 4db4e58c16bd
line wrap: on
line diff
--- a/src/share/vm/prims/jni.cpp	Tue Dec 09 09:55:39 2008 -0500
+++ b/src/share/vm/prims/jni.cpp	Wed Dec 10 15:14:29 2008 -0800
@@ -2173,7 +2173,8 @@
     size_t size = os::vm_allocation_granularity();
     bad_address = os::reserve_memory(size);
     if (bad_address != NULL) {
-      os::protect_memory(bad_address, size, os::MEM_PROT_READ);
+      os::protect_memory(bad_address, size, os::MEM_PROT_READ,
+                         /*is_committed*/false);
     }
   }
   return bad_address;