diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/internal.h | 19 | ||||
| -rw-r--r-- | mm/page_alloc.c | 17 |
2 files changed, 17 insertions, 19 deletions
diff --git a/mm/internal.h b/mm/internal.h index 6bf134e8fb3d..85004f540e34 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -9,5 +9,20 @@ * 2 of the License, or (at your option) any later version. */ -/* page_alloc.c */ -extern void set_page_refs(struct page *page, int order); +static inline void set_page_refs(struct page *page, int order) +{ +#ifdef CONFIG_MMU + set_page_count(page, 1); +#else + int i; + + /* + * We need to reference all the pages for this order, otherwise if + * anyone accesses one of the pages with (get/put) it will be freed. + * - eg: access_process_vm() + */ + for (i = 0; i < (1 << order); i++) + set_page_count(page + i, 1); +#endif /* CONFIG_MMU */ +} + diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 680cbe5b6ba2..6d513faf050b 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -453,23 +453,6 @@ expand(struct zone *zone, struct page *page, return page; } -void set_page_refs(struct page *page, int order) -{ -#ifdef CONFIG_MMU - set_page_count(page, 1); -#else - int i; - - /* - * We need to reference all the pages for this order, otherwise if - * anyone accesses one of the pages with (get/put) it will be freed. - * - eg: access_process_vm() - */ - for (i = 0; i < (1 << order); i++) - set_page_count(page + i, 1); -#endif /* CONFIG_MMU */ -} - /* * This page is about to be returned from the page allocator */ |