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| author | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-11-03 14:11:27 +0000 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-11-03 14:11:27 +0000 |
| commit | 8f987768eb99631374f4ab0bb19cd062baf1397d (patch) | |
| tree | b89aa5c207f7ba6a688f45657424b937f17ceb8a /include/linux/migrate.h | |
| parent | 63f7526f26f0a9291ac3f7a986aa18ebfb61ec19 (diff) | |
| parent | c8ddb2713c624f432fa5fe3c7ecffcdda46ea0d4 (diff) | |
Merge commit 'v2.6.37-rc1' into for-2.6.37
Diffstat (limited to 'include/linux/migrate.h')
| -rw-r--r-- | include/linux/migrate.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 7238231b8dd4..085527fb8261 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -14,6 +14,8 @@ extern int migrate_page(struct address_space *, struct page *, struct page *); extern int migrate_pages(struct list_head *l, new_page_t x, unsigned long private, int offlining); +extern int migrate_huge_pages(struct list_head *l, new_page_t x, + unsigned long private, int offlining); extern int fail_migrate_page(struct address_space *, struct page *, struct page *); @@ -23,12 +25,17 @@ extern int migrate_prep_local(void); extern int migrate_vmas(struct mm_struct *mm, const nodemask_t *from, const nodemask_t *to, unsigned long flags); +extern void migrate_page_copy(struct page *newpage, struct page *page); +extern int migrate_huge_page_move_mapping(struct address_space *mapping, + struct page *newpage, struct page *page); #else #define PAGE_MIGRATION 0 static inline void putback_lru_pages(struct list_head *l) {} static inline int migrate_pages(struct list_head *l, new_page_t x, unsigned long private, int offlining) { return -ENOSYS; } +static inline int migrate_huge_pages(struct list_head *l, new_page_t x, + unsigned long private, int offlining) { return -ENOSYS; } static inline int migrate_prep(void) { return -ENOSYS; } static inline int migrate_prep_local(void) { return -ENOSYS; } @@ -40,6 +47,15 @@ static inline int migrate_vmas(struct mm_struct *mm, return -ENOSYS; } +static inline void migrate_page_copy(struct page *newpage, + struct page *page) {} + +static inline int migrate_huge_page_move_mapping(struct address_space *mapping, + struct page *newpage, struct page *page) +{ + return -ENOSYS; +} + /* Possible settings for the migrate_page() method in address_operations */ #define migrate_page NULL #define fail_migrate_page NULL |