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Date: Fri, 22 Jan 2021 15:05:51 -0700 From: Yu Zhao <yuzhao@...gle.com> To: Andrew Morton <akpm@...ux-foundation.org>, Hugh Dickins <hughd@...gle.com>, Alex Shi <alex.shi@...ux.alibaba.com> Cc: Michal Hocko <mhocko@...nel.org>, Johannes Weiner <hannes@...xchg.org>, Vladimir Davydov <vdavydov.dev@...il.com>, Roman Gushchin <guro@...com>, Vlastimil Babka <vbabka@...e.cz>, Matthew Wilcox <willy@...radead.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org, Yu Zhao <yuzhao@...gle.com> Subject: [PATCH v2 01/10] mm: use add_page_to_lru_list() There is add_page_to_lru_list(), and move_pages_to_lru() should reuse it, not duplicate it. Link: https://lore.kernel.org/linux-mm/20201207220949.830352-2-yuzhao@google.com/ Signed-off-by: Yu Zhao <yuzhao@...gle.com> Reviewed-by: Alex Shi <alex.shi@...ux.alibaba.com> --- mm/vmscan.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index 04509994aed4..19875660e8f8 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1823,7 +1823,6 @@ static unsigned noinline_for_stack move_pages_to_lru(struct lruvec *lruvec, int nr_pages, nr_moved = 0; LIST_HEAD(pages_to_free); struct page *page; - enum lru_list lru; while (!list_empty(list)) { page = lru_to_page(list); @@ -1868,11 +1867,8 @@ static unsigned noinline_for_stack move_pages_to_lru(struct lruvec *lruvec, * inhibits memcg migration). */ VM_BUG_ON_PAGE(!lruvec_holds_page_lru_lock(page, lruvec), page); - lru = page_lru(page); + add_page_to_lru_list(page, lruvec, page_lru(page)); nr_pages = thp_nr_pages(page); - - update_lru_size(lruvec, lru, page_zonenum(page), nr_pages); - list_add(&page->lru, &lruvec->lists[lru]); nr_moved += nr_pages; if (PageActive(page)) workingset_age_nonresident(lruvec, nr_pages); -- 2.30.0.280.ga3ce27912f-goog
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