diff options
Diffstat (limited to 'mm/swap.c')
| -rw-r--r-- | mm/swap.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/mm/swap.c b/mm/swap.c index fc3b7989f5b2..65ec5cbab78b 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -630,32 +630,33 @@ void lru_add_drain_cpu(int cpu) } /** - * deactivate_file_page - forcefully deactivate a file page - * @page: page to deactivate + * deactivate_file_folio() - Forcefully deactivate a file folio. + * @folio: Folio to deactivate. * - * This function hints the VM that @page is a good reclaim candidate, - * for example if its invalidation fails due to the page being dirty + * This function hints to the VM that @folio is a good reclaim candidate, + * for example if its invalidation fails due to the folio being dirty * or under writeback. + * + * Context: Caller holds a reference on the page. */ -void deactivate_file_page(struct page *page) +void deactivate_file_folio(struct folio *folio) { + struct pagevec *pvec; + /* - * In a workload with many unevictable page such as mprotect, - * unevictable page deactivation for accelerating reclaim is pointless. + * In a workload with many unevictable pages such as mprotect, + * unevictable folio deactivation for accelerating reclaim is pointless. */ - if (PageUnevictable(page)) + if (folio_test_unevictable(folio)) return; - if (likely(get_page_unless_zero(page))) { - struct pagevec *pvec; - - local_lock(&lru_pvecs.lock); - pvec = this_cpu_ptr(&lru_pvecs.lru_deactivate_file); + folio_get(folio); + local_lock(&lru_pvecs.lock); + pvec = this_cpu_ptr(&lru_pvecs.lru_deactivate_file); - if (pagevec_add_and_need_flush(pvec, page)) - pagevec_lru_move_fn(pvec, lru_deactivate_file_fn); - local_unlock(&lru_pvecs.lock); - } + if (pagevec_add_and_need_flush(pvec, &folio->page)) + pagevec_lru_move_fn(pvec, lru_deactivate_file_fn); + local_unlock(&lru_pvecs.lock); } /* |