X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/ea3f04195ba4a5034c9c8e9b726d4f7ce96f1832..eb6b6ca394357805f2bdba989abae309f718b4d8:/osfmk/vm/vm_map.h

diff --git a/osfmk/vm/vm_map.h b/osfmk/vm/vm_map.h
index e49170c5d..f56606f8f 100644
--- a/osfmk/vm/vm_map.h
+++ b/osfmk/vm/vm_map.h
@@ -1377,8 +1377,12 @@ extern kern_return_t    vm_map_copy_overwrite(
 	vm_map_t                dst_map,
 	vm_map_address_t        dst_addr,
 	vm_map_copy_t           copy,
+	vm_map_size_t           copy_size,
 	boolean_t               interruptible);
 
+#define VM_MAP_COPY_OVERWRITE_OPTIMIZATION_THRESHOLD_PAGES      (3)
+
+
 /* returns TRUE if size of vm_map_copy == size parameter FALSE otherwise */
 extern boolean_t        vm_map_copy_validate_size(
 	vm_map_t                dst_map,