123456789101112131415161718192021222324252627282930 |
- /* internal.h: mm/ internal definitions
- *
- * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
- 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 */
- }
- extern void fastcall __init __free_pages_bootmem(struct page *page,
- unsigned int order);
|