diff options
Diffstat (limited to 'arch/sh/mm/cache-sh7705.c')
| -rw-r--r-- | arch/sh/mm/cache-sh7705.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index 045abdf078f5..2808b580d984 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -3,11 +3,11 @@ * * Copyright (C) 1999, 2000 Niibe Yutaka * Copyright (C) 2004 Alex Song + * Copyright (C) 2006 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. - * */ #include <linux/init.h> #include <linux/mman.h> @@ -51,7 +51,6 @@ static inline void cache_wback_all(void) if ((data & v) == v) ctrl_outl(data & ~v, addr); - } addrstart += cpu_data->dcache.way_incr; @@ -128,7 +127,11 @@ static void __flush_dcache_page(unsigned long phys) */ void flush_dcache_page(struct page *page) { - if (test_bit(PG_mapped, &page->flags)) + struct address_space *mapping = page_mapping(page); + + if (mapping && !mapping_mapped(mapping)) + set_bit(PG_dcache_dirty, &page->flags); + else __flush_dcache_page(PHYSADDR(page_address(page))); } |