#define flush_cache_mm(mm) do { } while (0)
#define flush_cache_range(vma,start,end) do { } while (0)
#define flush_cache_page(vma,vmaddr) do { } while (0)
-#define flush_page_to_ram(page) do { } while (0)
#define flush_cache_vmap(start, end) do { } while (0)
#define flush_cache_vunmap(start, end) do { } while (0)
#define clean_dcache_range(start,end) do { } while (0)
#define flush_dcache_range(start,end) do { } while (0)
#define flush_dcache_page(page) do { } while (0)
+#define flush_dcache_mmap_lock(mapping) do { } while (0)
+#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define clean_dcache_entry(_s) do { } while (0)
#define clean_cache_entry(_start) do { } while (0)