[SPARC]: Move away from flush_page_to_ram.

arch/sparc/mm/init.c

@@ -525,7 +525,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 }
 #endif
 
-void flush_page_to_ram(struct page *page)
+void sparc_flush_page_to_ram(struct page *page)
 {
 	unsigned long vaddr = (unsigned long)page_address(page);
 

include/asm-sparc/cacheflush.h

@@ -62,8 +62,9 @@ BTFIXUPDEF_CALL(void, flush_sig_insns, struct mm_struct *, unsigned long)
 #define __flush_page_to_ram(addr) BTFIXUP_CALL(__flush_page_to_ram)(addr)
 #define flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(flush_sig_insns)(mm,insn_addr)
 
-extern void flush_page_to_ram(struct page *page);
+extern void sparc_flush_page_to_ram(struct page *page);
 
-#define flush_dcache_page(page)			do { } while (0)
+#define flush_page_to_ram(page)			do { } while (0)
+#define flush_dcache_page(page)			sparc_flush_page_to_ram(page)
 
 #endif /* _SPARC_CACHEFLUSH_H */

include/asm-sparc/page.h

@@ -31,8 +31,14 @@
 
 #define clear_page(page)	 memset((void *)(page), 0, PAGE_SIZE)
 #define copy_page(to,from) 	memcpy((void *)(to), (void *)(from), PAGE_SIZE)
-#define clear_user_page(addr, vaddr, page)	clear_page(addr)
-#define copy_user_page(to, from, vaddr, page)	copy_page(to, from)
+#define clear_user_page(addr, vaddr, page)	\
+	do { 	clear_page(addr);		\
+		sparc_flush_page_to_ram(page);	\
+	} while (0)
+#define copy_user_page(to, from, vaddr, page)	\
+	do {	copy_page(to, from);		\
+		sparc_flush_page_to_ram(page);	\
+	} while (0)
 
 /* The following structure is used to hold the physical
  * memory configuration of the machine.  This is filled in