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-rw-r--r--sys/vm/vm_map.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c
index b5108e2..62eb393 100644
--- a/sys/vm/vm_map.c
+++ b/sys/vm/vm_map.c
@@ -3471,7 +3471,8 @@ vm_map_stack_locked(vm_map_t map, vm_offset_t addrbos, vm_size_t max_ssize,
}
static int stack_guard_page = 0;
-SYSCTL_INT(_security_bsd, OID_AUTO, stack_guard_page, CTLFLAG_RWTUN,
+TUNABLE_INT("security.bsd.stack_guard_page", &stack_guard_page);
+SYSCTL_INT(_security_bsd, OID_AUTO, stack_guard_page, CTLFLAG_RW,
&stack_guard_page, 0,
"Insert stack guard page ahead of the growable segments.");
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