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

[GitHub/MotorolaMobilityLLC/kernel-slsi.git] / arch / ia64 / include / asm / cacheflush.h

diff --git a/arch/ia64/include/asm/cacheflush.h b/arch/ia64/include/asm/cacheflush.h
index c8ce2719fee82b8d7adab3dc24304b2e119be5ae..429eefc93ee7ebb454fc18ae99a6fdd9fad8e415 100644 (file)
--- a/arch/ia64/include/asm/cacheflush.h
+++ b/arch/ia64/include/asm/cacheflush.h
@@ -25,6 +25,7 @@
 #define flush_cache_vmap(start, end)           do { } while (0)
 #define flush_cache_vunmap(start, end)         do { } while (0)
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 #define flush_dcache_page(page)                        \
 do {                                           \
        clear_bit(PG_arch_1, &(page)->flags);   \