Export shm_align_mask and flush_data_cache_page.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index c0ac4f9..fe01100 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -33,6 +33,8 @@
 void (*flush_data_cache_page)(unsigned long addr);
 void (*flush_icache_all)(void);
 
+EXPORT_SYMBOL(flush_data_cache_page);
+
 #ifdef CONFIG_DMA_NONCOHERENT
 
 /* DMA cache operations. */