diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/swap.c | 51 |
1 files changed, 26 insertions, 25 deletions
diff --git a/mm/swap.c b/mm/swap.c index f23a549c4966..4a2f866c8878 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -64,7 +64,7 @@ struct lru_pvecs { struct folio_batch lru_add; struct folio_batch lru_deactivate_file; struct folio_batch lru_deactivate; - struct pagevec lru_lazyfree; + struct folio_batch lru_lazyfree; #ifdef CONFIG_SMP struct pagevec activate_page; #endif @@ -639,22 +639,22 @@ static void lru_deactivate_fn(struct lruvec *lruvec, struct folio *folio) } } -static void lru_lazyfree_fn(struct page *page, struct lruvec *lruvec) +static void lru_lazyfree_fn(struct lruvec *lruvec, struct folio *folio) { - if (PageAnon(page) && PageSwapBacked(page) && - !PageSwapCache(page) && !PageUnevictable(page)) { - int nr_pages = thp_nr_pages(page); + if (folio_test_anon(folio) && folio_test_swapbacked(folio) && + !folio_test_swapcache(folio) && !folio_test_unevictable(folio)) { + long nr_pages = folio_nr_pages(folio); - del_page_from_lru_list(page, lruvec); - ClearPageActive(page); - ClearPageReferenced(page); + lruvec_del_folio(lruvec, folio); + folio_clear_active(folio); + folio_clear_referenced(folio); /* - * Lazyfree pages are clean anonymous pages. They have - * PG_swapbacked flag cleared, to distinguish them from normal - * anonymous pages + * Lazyfree folios are clean anonymous folios. They have + * the swapbacked flag cleared, to distinguish them from normal + * anonymous folios */ - ClearPageSwapBacked(page); - add_page_to_lru_list(page, lruvec); + folio_clear_swapbacked(folio); + lruvec_add_folio(lruvec, folio); __count_vm_events(PGLAZYFREE, nr_pages); __count_memcg_events(lruvec_memcg(lruvec), PGLAZYFREE, @@ -670,7 +670,6 @@ static void lru_lazyfree_fn(struct page *page, struct lruvec *lruvec) void lru_add_drain_cpu(int cpu) { struct folio_batch *fbatch = &per_cpu(lru_pvecs.lru_add, cpu); - struct pagevec *pvec; if (folio_batch_count(fbatch)) folio_batch_move_lru(fbatch, lru_add_fn); @@ -694,9 +693,9 @@ void lru_add_drain_cpu(int cpu) if (folio_batch_count(fbatch)) folio_batch_move_lru(fbatch, lru_deactivate_fn); - pvec = &per_cpu(lru_pvecs.lru_lazyfree, cpu); - if (pagevec_count(pvec)) - pagevec_lru_move_fn(pvec, lru_lazyfree_fn); + fbatch = &per_cpu(lru_pvecs.lru_lazyfree, cpu); + if (folio_batch_count(fbatch)) + folio_batch_move_lru(fbatch, lru_lazyfree_fn); activate_page_drain(cpu); } @@ -759,15 +758,17 @@ void deactivate_page(struct page *page) */ void mark_page_lazyfree(struct page *page) { - if (PageLRU(page) && PageAnon(page) && PageSwapBacked(page) && - !PageSwapCache(page) && !PageUnevictable(page)) { - struct pagevec *pvec; + struct folio *folio = page_folio(page); + if (folio_test_lru(folio) && folio_test_anon(folio) && + folio_test_swapbacked(folio) && !folio_test_swapcache(folio) && + !folio_test_unevictable(folio)) { + struct folio_batch *fbatch; + + folio_get(folio); local_lock(&lru_pvecs.lock); - pvec = this_cpu_ptr(&lru_pvecs.lru_lazyfree); - get_page(page); - if (pagevec_add_and_need_flush(pvec, page)) - pagevec_lru_move_fn(pvec, lru_lazyfree_fn); + fbatch = this_cpu_ptr(&lru_pvecs.lru_lazyfree); + folio_batch_add_and_move(fbatch, folio, lru_lazyfree_fn); local_unlock(&lru_pvecs.lock); } } @@ -899,7 +900,7 @@ static inline void __lru_add_drain_all(bool force_all_cpus) data_race(folio_batch_count(&per_cpu(lru_rotate.fbatch, cpu))) || folio_batch_count(&per_cpu(lru_pvecs.lru_deactivate_file, cpu)) || folio_batch_count(&per_cpu(lru_pvecs.lru_deactivate, cpu)) || - pagevec_count(&per_cpu(lru_pvecs.lru_lazyfree, cpu)) || + folio_batch_count(&per_cpu(lru_pvecs.lru_lazyfree, cpu)) || need_activate_page_drain(cpu) || need_mlock_page_drain(cpu) || has_bh_in_lru(cpu, NULL)) { |