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

[safe/jmp/linux-2.6] / arch / avr32 / include / asm / cacheflush.h

diff --git a/arch/avr32/include/asm/cacheflush.h b/arch/avr32/include/asm/cacheflush.h
index 6706747..96e5382 100644 (file)
--- a/arch/avr32/include/asm/cacheflush.h
+++ b/arch/avr32/include/asm/cacheflush.h
@@ -107,6 +107,7 @@ extern void flush_icache_page(struct vm_area_struct *vma, struct page *page);
  * do something here, but only for certain configurations.  No such
  * configurations exist at this time.
  */
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
 #define flush_dcache_page(page)                        do { } while (0)
 #define flush_dcache_mmap_lock(page)           do { } while (0)
 #define flush_dcache_mmap_unlock(page)         do { } while (0)