block: add helpers to run flush_dcache_page() against a bio and a request's pages

[mirror_ubuntu-bionic-kernel.git] / arch / m68k / include / asm / cacheflush_mm.h

diff --git a/arch/m68k/include/asm/cacheflush_mm.h b/arch/m68k/include/asm/cacheflush_mm.h
index 16bf375fdbe1c25a36992dfe94c066b074cbe736..73de7c89d8e0e54c8a65c4c040e84ed3b904642a 100644 (file)
--- a/arch/m68k/include/asm/cacheflush_mm.h
+++ b/arch/m68k/include/asm/cacheflush_mm.h
@@ -128,6 +128,7 @@ static inline void __flush_page_to_ram(void *vaddr)
        }
 }
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 #define flush_dcache_page(page)                __flush_page_to_ram(page_address(page))
 #define flush_dcache_mmap_lock(mapping)                do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)      do { } while (0)