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

[GitHub/MotorolaMobilityLLC/kernel-slsi.git] / arch / sparc / include / asm / cacheflush_32.h

diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h
index 68ac109102715911f5ff244cfa8ee1a5cfb8d751..2e468773f250f788676c835524927946ddafde7e 100644 (file)
--- a/arch/sparc/include/asm/cacheflush_32.h
+++ b/arch/sparc/include/asm/cacheflush_32.h
@@ -75,6 +75,7 @@ BTFIXUPDEF_CALL(void, flush_sig_insns, struct mm_struct *, unsigned long)
 
 extern void sparc_flush_page_to_ram(struct page *page);
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 #define flush_dcache_page(page)                        sparc_flush_page_to_ram(page)
 #define flush_dcache_mmap_lock(mapping)                do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)      do { } while (0)