From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E1A49C433E1 for ; Fri, 19 Jun 2020 08:34:37 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id ABFC8217D8 for ; Fri, 19 Jun 2020 08:34:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ABFC8217D8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D4BBA8D0084; Fri, 19 Jun 2020 04:34:31 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CFA678D007F; Fri, 19 Jun 2020 04:34:31 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BC4F38D0084; Fri, 19 Jun 2020 04:34:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0183.hostedemail.com [216.40.44.183]) by kanga.kvack.org (Postfix) with ESMTP id A64B18D007F for ; Fri, 19 Jun 2020 04:34:31 -0400 (EDT) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 6BF46180AD804 for ; Fri, 19 Jun 2020 08:34:31 +0000 (UTC) X-FDA: 76945299942.03.cover68_320281326e17 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin03.hostedemail.com (Postfix) with ESMTP id 3E84028A4E8 for ; Fri, 19 Jun 2020 08:34:31 +0000 (UTC) X-HE-Tag: cover68_320281326e17 X-Filterd-Recvd-Size: 2965 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) by imf06.hostedemail.com (Postfix) with ESMTP for ; Fri, 19 Jun 2020 08:34:30 +0000 (UTC) X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R201e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e01419;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=16;SR=0;TI=SMTPD_---0U01BjYN_1592555661; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0U01BjYN_1592555661) by smtp.aliyun-inc.com(127.0.0.1); Fri, 19 Jun 2020 16:34:21 +0800 From: Alex Shi To: akpm@linux-foundation.org, mgorman@techsingularity.net, tj@kernel.org, hughd@google.com, khlebnikov@yandex-team.ru, daniel.m.jordan@oracle.com, yang.shi@linux.alibaba.com, willy@infradead.org, hannes@cmpxchg.org, lkp@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, shakeelb@google.com, iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com Subject: [PATCH v13 06/18] mm/thp: clean up lru_add_page_tail Date: Fri, 19 Jun 2020 16:33:44 +0800 Message-Id: <1592555636-115095-7-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1592555636-115095-1-git-send-email-alex.shi@linux.alibaba.com> References: <1592555636-115095-1-git-send-email-alex.shi@linux.alibaba.com> X-Rspamd-Queue-Id: 3E84028A4E8 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Since the first parameter is only used by head page, it's better to make it explicit. Signed-off-by: Alex Shi Cc: Andrew Morton Cc: Johannes Weiner Cc: Matthew Wilcox Cc: Hugh Dickins Cc: linux-mm@kvack.org Cc: linux-kernel@vger.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 9e050b13f597..b18f21da4dac 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2340,19 +2340,19 @@ static void remap_page(struct page *page) } } -static void lru_add_page_tail(struct page *page, struct page *page_tail, +static 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