diff options
Diffstat (limited to 'include/linux/swap.h')
| -rw-r--r-- | include/linux/swap.h | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index db46b25a65ae..2fe6ed2cc3fd 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -376,8 +376,9 @@ extern unsigned long totalreserve_pages; /* linux/mm/swap.c */ -void lru_note_cost(struct lruvec *lruvec, bool file, - unsigned int nr_io, unsigned int nr_rotated); +void lru_note_cost_unlock_irq(struct lruvec *lruvec, bool file, + unsigned int nr_io, unsigned int nr_rotated) + __releases(lruvec->lru_lock); void lru_note_cost_refault(struct folio *); void folio_add_lru(struct folio *); void folio_add_lru_vma(struct folio *, struct vm_area_struct *); @@ -414,6 +415,10 @@ extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order, #define MEMCG_RECLAIM_PROACTIVE (1 << 2) #define MIN_SWAPPINESS 0 #define MAX_SWAPPINESS 200 + +/* Just reclaim from anon folios in proactive memory reclaim */ +#define SWAPPINESS_ANON_ONLY (MAX_SWAPPINESS + 1) + extern unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg, unsigned long nr_pages, gfp_t gfp_mask, @@ -427,6 +432,22 @@ extern unsigned long shrink_all_memory(unsigned long nr_pages); extern int vm_swappiness; long remove_mapping(struct address_space *mapping, struct folio *folio); +#if defined(CONFIG_SYSFS) && defined(CONFIG_NUMA) +extern int reclaim_register_node(struct node *node); +extern void reclaim_unregister_node(struct node *node); + +#else + +static inline int reclaim_register_node(struct node *node) +{ + return 0; +} + +static inline void reclaim_unregister_node(struct node *node) +{ +} +#endif /* CONFIG_SYSFS && CONFIG_NUMA */ + #ifdef CONFIG_NUMA extern int sysctl_min_unmapped_ratio; extern int sysctl_min_slab_ratio; @@ -450,7 +471,7 @@ static inline unsigned long total_swapcache_pages(void) } void free_swap_cache(struct folio *folio); -void free_page_and_swap_cache(struct page *); +void free_folio_and_swap_cache(struct folio *folio); void free_pages_and_swap_cache(struct encoded_page **, int); /* linux/mm/swapfile.c */ extern atomic_long_t nr_swap_pages; @@ -520,10 +541,8 @@ static inline void put_swap_device(struct swap_info_struct *si) #define si_swapinfo(val) \ do { (val)->freeswap = (val)->totalswap = 0; } while (0) -/* only sparc can not include linux/pagemap.h in this file - * so leave put_page and release_pages undeclared... */ -#define free_page_and_swap_cache(page) \ - put_page(page) +#define free_folio_and_swap_cache(folio) \ + folio_put(folio) #define free_pages_and_swap_cache(pages, nr) \ release_pages((pages), (nr)); |