[MIPS] Implement flush_anon_page().
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/cacheflush.h b/include/asm-mips/cacheflush.h
index 0ddada3..28d907d 100644
--- a/include/asm-mips/cacheflush.h
+++ b/include/asm-mips/cacheflush.h
@@ -48,6 +48,15 @@
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
+#define ARCH_HAS_FLUSH_ANON_PAGE
+extern void __flush_anon_page(struct page *, unsigned long);
+static inline void flush_anon_page(struct vm_area_struct *vma,
+ struct page *page, unsigned long vmaddr)
+{
+ if (cpu_has_dc_aliases && PageAnon(page))
+ __flush_anon_page(page, vmaddr);
+}
+
static inline void flush_icache_page(struct vm_area_struct *vma,
struct page *page)
{
@@ -86,4 +95,7 @@
/* Run kernel code uncached, useful for cache probing functions. */
unsigned long __init run_uncached(void *func);
+extern void *kmap_coherent(struct page *page, unsigned long addr);
+extern void kunmap_coherent(struct page *page);
+
#endif /* _ASM_CACHEFLUSH_H */