--- a/hotspot/src/share/vm/runtime/thread.cpp Thu Mar 11 14:41:29 2010 -0500
+++ b/hotspot/src/share/vm/runtime/thread.cpp Fri Mar 12 10:42:16 2010 -0500
@@ -2137,7 +2137,7 @@
int allocate = os::allocate_stack_guard_pages();
// warning("Guarding at " PTR_FORMAT " for len " SIZE_FORMAT "\n", low_addr, len);
- if (allocate && !os::commit_memory((char *) low_addr, len)) {
+ if (allocate && !os::create_stack_guard_pages((char *) low_addr, len)) {
warning("Attempt to allocate stack guard pages failed.");
return;
}
@@ -2158,7 +2158,7 @@
size_t len = (StackYellowPages + StackRedPages) * os::vm_page_size();
if (os::allocate_stack_guard_pages()) {
- if (os::uncommit_memory((char *) low_addr, len)) {
+ if (os::remove_stack_guard_pages((char *) low_addr, len)) {
_stack_guard_state = stack_guard_unused;
} else {
warning("Attempt to deallocate stack guard pages failed.");