diff options
Diffstat (limited to 'include/linux/migrate.h')
| -rw-r--r-- | include/linux/migrate.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 404fbfefeb33..ae8d475a9385 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -71,6 +71,21 @@ static inline int migrate_huge_page_move_mapping(struct address_space *mapping, #endif /* CONFIG_MIGRATION */ +#ifdef CONFIG_COMPACTION +extern int PageMovable(struct page *page); +extern void __SetPageMovable(struct page *page, struct address_space *mapping); +extern void __ClearPageMovable(struct page *page); +#else +static inline int PageMovable(struct page *page) { return 0; }; +static inline void __SetPageMovable(struct page *page, + struct address_space *mapping) +{ +} +static inline void __ClearPageMovable(struct page *page) +{ +} +#endif + #ifdef CONFIG_NUMA_BALANCING extern bool pmd_trans_migrating(pmd_t pmd); extern int migrate_misplaced_page(struct page *page, |