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Date: Thu, 28 May 2020 19:00:48 +0800 From: Alex Shi <alex.shi@...ux.alibaba.com> To: akpm@...ux-foundation.org, mgorman@...hsingularity.net, tj@...nel.org, hughd@...gle.com, khlebnikov@...dex-team.ru, daniel.m.jordan@...cle.com, yang.shi@...ux.alibaba.com, willy@...radead.org, hannes@...xchg.org, lkp@...el.com, linux-mm@...ck.org, linux-kernel@...r.kernel.org, cgroups@...r.kernel.org, shakeelb@...gle.com, iamjoonsoo.kim@....com, richard.weiyang@...il.com Cc: Alex Shi <alex.shi@...ux.alibaba.com> Subject: [PATCH v11 06/16] mm/thp: clean up lru_add_page_tail Since the first parameter is only used by head page, it's better to make it stright. Signed-off-by: Alex Shi <alex.shi@...ux.alibaba.com> Cc: Andrew Morton <akpm@...ux-foundation.org> Cc: Johannes Weiner <hannes@...xchg.org> Cc: Matthew Wilcox <willy@...radead.org> Cc: Hugh Dickins <hughd@...gle.com> Cc: linux-mm@...ck.org Cc: linux-kernel@...r.kernel.org --- mm/huge_memory.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 4c3990ba29cb..a4ba75e143b3 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2316,19 +2316,19 @@ static void remap_page(struct page *page) } } -void lru_add_page_tail(struct page *page, struct page *page_tail, +void lru_add_page_tail(struct page *head, struct page *page_tail, struct lruvec *lruvec, struct list_head *list) { - VM_BUG_ON_PAGE(!PageHead(page), page); - VM_BUG_ON_PAGE(PageCompound(page_tail), page); - VM_BUG_ON_PAGE(PageLRU(page_tail), page); + VM_BUG_ON_PAGE(!PageHead(head), head); + VM_BUG_ON_PAGE(PageCompound(page_tail), head); + VM_BUG_ON_PAGE(PageLRU(page_tail), head); lockdep_assert_held(&lruvec_pgdat(lruvec)->lru_lock); if (!list) SetPageLRU(page_tail); - if (likely(PageLRU(page))) - list_add_tail(&page_tail->lru, &page->lru); + if (likely(PageLRU(head))) + list_add_tail(&page_tail->lru, &head->lru); else if (list) { /* page reclaim is reclaiming a huge page */ get_page(page_tail); -- 1.8.3.1
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