diff options
Diffstat (limited to 'arch/mips/mm/cache.c')
| -rw-r--r-- | arch/mips/mm/cache.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index 31819c58bffa..abf99b1eba13 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -3,7 +3,8 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 1994 - 2003 by Ralf Baechle + * Copyright (C) 1994 - 2003, 07 by Ralf Baechle (ralf@linux-mips.org) + * Copyright (C) 2007 MIPS Technologies, Inc. */ #include <linux/init.h> #include <linux/kernel.h> @@ -88,6 +89,19 @@ void __flush_dcache_page(struct page *page) EXPORT_SYMBOL(__flush_dcache_page); +void __flush_anon_page(struct page *page, unsigned long vmaddr) +{ + if (pages_do_alias((unsigned long)page_address(page), vmaddr)) { + void *kaddr; + + kaddr = kmap_coherent(page, vmaddr); + flush_data_cache_page((unsigned long)kaddr); + kunmap_coherent(); + } +} + +EXPORT_SYMBOL(__flush_anon_page); + void __update_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) { |