X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/43866e378188c25dd1e2208016ab3cbeb086ae6c..55e303ae13a4cf49d70f2294092726f2fffb9ef2:/osfmk/vm/vm_map.h

diff --git a/osfmk/vm/vm_map.h b/osfmk/vm/vm_map.h
index fd0422f45..b2553a1a6 100644
--- a/osfmk/vm/vm_map.h
+++ b/osfmk/vm/vm_map.h
@@ -868,6 +868,12 @@ extern kern_return_t vm_map_region_replace(
 				vm_offset_t	start,  
 				vm_offset_t	end);
 
+extern boolean_t vm_map_check_protection(
+				vm_map_t	map,
+				vm_offset_t	start,
+				vm_offset_t	end,
+				vm_prot_t	protection);
+
 /*
  *	Macros to invoke vm_map_copyin_common.  vm_map_copyin is the
  *	usual form; it handles a copyin based on the current protection
@@ -894,6 +900,15 @@ extern kern_return_t vm_map_region_replace(
 #define	VM_MAP_REMOVE_INTERRUPTIBLE  	0x2
 #define	VM_MAP_REMOVE_WAIT_FOR_KWIRE  	0x4
 
+/*
+ * Backing store throttle when BS is exhausted
+ */
+extern unsigned int    vm_backing_store_low;
+
+extern void vm_backing_store_disable(
+			boolean_t	suspend);
+
+
 #endif  /* __APPLE_API_PRIVATE */
  
 #endif	/* _VM_VM_MAP_H_ */