diff options
Diffstat (limited to 'include/linux/migrate.h')
| -rw-r--r-- | include/linux/migrate.h | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 2ce13e8a309b..aaa2114498d6 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -63,8 +63,6 @@ extern const char *migrate_reason_names[MR_TYPES]; #ifdef CONFIG_MIGRATION void putback_movable_pages(struct list_head *l); -int migrate_folio_extra(struct address_space *mapping, struct folio *dst, - struct folio *src, enum migrate_mode mode, int extra_count); int migrate_folio(struct address_space *mapping, struct folio *dst, struct folio *src, enum migrate_mode mode); int migrate_pages(struct list_head *l, new_folio_t new, free_folio_t free, @@ -72,13 +70,13 @@ int migrate_pages(struct list_head *l, new_folio_t new, free_folio_t free, unsigned int *ret_succeeded); struct folio *alloc_migration_target(struct folio *src, unsigned long private); bool isolate_movable_page(struct page *page, isolate_mode_t mode); +bool isolate_folio_to_list(struct folio *folio, struct list_head *list); int migrate_huge_page_move_mapping(struct address_space *mapping, struct folio *dst, struct folio *src); void migration_entry_wait_on_locked(swp_entry_t entry, spinlock_t *ptl) __releases(ptl); void folio_migrate_flags(struct folio *newfolio, struct folio *folio); -void folio_migrate_copy(struct folio *newfolio, struct folio *folio); int folio_migrate_mapping(struct address_space *mapping, struct folio *newfolio, struct folio *folio, int extra_count); @@ -94,6 +92,8 @@ static inline struct folio *alloc_migration_target(struct folio *src, { return NULL; } static inline bool isolate_movable_page(struct page *page, isolate_mode_t mode) { return false; } +static inline bool isolate_folio_to_list(struct folio *folio, struct list_head *list) + { return false; } static inline int migrate_huge_page_move_mapping(struct address_space *mapping, struct folio *dst, struct folio *src) @@ -142,11 +142,16 @@ const struct movable_operations *page_movable_ops(struct page *page) } #ifdef CONFIG_NUMA_BALANCING -int migrate_misplaced_folio(struct folio *folio, struct vm_area_struct *vma, - int node); +int migrate_misplaced_folio_prepare(struct folio *folio, + struct vm_area_struct *vma, int node); +int migrate_misplaced_folio(struct folio *folio, int node); #else -static inline int migrate_misplaced_folio(struct folio *folio, - struct vm_area_struct *vma, int node) +static inline int migrate_misplaced_folio_prepare(struct folio *folio, + struct vm_area_struct *vma, int node) +{ + return -EAGAIN; /* can't migrate now */ +} +static inline int migrate_misplaced_folio(struct folio *folio, int node) { return -EAGAIN; /* can't migrate now */ } @@ -200,8 +205,8 @@ struct migrate_vma { unsigned long end; /* - * Set to the owner value also stored in page->pgmap->owner for - * migrating out of device private memory. The flags also need to + * Set to the owner value also stored in page_pgmap(page)->owner + * for migrating out of device private memory. The flags also need to * be set to MIGRATE_VMA_SELECT_DEVICE_PRIVATE. * The caller should always set this field when using mmu notifier * callbacks to avoid device MMU invalidations for device private @@ -222,6 +227,7 @@ void migrate_vma_pages(struct migrate_vma *migrate); void migrate_vma_finalize(struct migrate_vma *migrate); int migrate_device_range(unsigned long *src_pfns, unsigned long start, unsigned long npages); +int migrate_device_pfns(unsigned long *src_pfns, unsigned long npages); void migrate_device_pages(unsigned long *src_pfns, unsigned long *dst_pfns, unsigned long npages); void migrate_device_finalize(unsigned long *src_pfns, |