From patchwork Tue Aug 20 09:48:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Shi X-Patchwork-Id: 11103505 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F3BA814DE for ; Tue, 20 Aug 2019 09:50:28 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C183522CF7 for ; Tue, 20 Aug 2019 09:50:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C183522CF7 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 A08336B0271; Tue, 20 Aug 2019 05:50:27 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 9B77C6B0272; Tue, 20 Aug 2019 05:50:27 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8F4866B0274; Tue, 20 Aug 2019 05:50:27 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0122.hostedemail.com [216.40.44.122]) by kanga.kvack.org (Postfix) with ESMTP id 6914F6B0271 for ; Tue, 20 Aug 2019 05:50:27 -0400 (EDT) Received: from smtpin17.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with SMTP id 1A288269DE for ; Tue, 20 Aug 2019 09:50:27 +0000 (UTC) X-FDA: 75842336094.17.loss67_5b2242519fc0d X-Spam-Summary: 2,0,0,773f652fba64fe21,d41d8cd98f00b204,alex.shi@linux.alibaba.com,:cgroups@vger.kernel.org:linux-kernel@vger.kernel.org::akpm@linux-foundation.org:mgorman@techsingularity.net:tj@kernel.org:alex.shi@linux.alibaba.com:mhocko@suse.com:vbabka@suse.cz:jgg@ziepe.ca:willy@infradead.org:mchehab+samsung@kernel.org:peng.fan@nxp.com:nborisov@suse.com:ira.weiny@intel.com:aryabinin@virtuozzo.com,RULES_HIT:41:355:379:541:800:960:973:988:989:1260:1261:1345:1359:1431:1534:1541:1711:1730:1747:1777:1792:2198:2199:2393:2559:2562:3138:3139:3140:3141:3142:3167:3352:3865:5007:6261:8957:10004:11026:11473:11658:11914:12043:12048:12297:12438:12555:12895:13069:13311:13357:13846:14096:14181:14384:14394:14721:21060:21080:21451:21627:30054:30064,0,RBL:115.124.30.54:@linux.alibaba.com:.lbl8.mailshell.net-62.20.2.100 64.201.201.201,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:56,LUA_SUMMARY:none X-HE-Tag: loss67_5b2242519fc0d X-Filterd-Recvd-Size: 3047 Received: from out30-54.freemail.mail.aliyun.com (out30-54.freemail.mail.aliyun.com [115.124.30.54]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Tue, 20 Aug 2019 09:50:25 +0000 (UTC) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R171e4;CH=green;DM=||false|;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e01422;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=16;SR=0;TI=SMTPD_---0TZzk.Bv_1566294575; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TZzk.Bv_1566294575) by smtp.aliyun-inc.com(127.0.0.1); Tue, 20 Aug 2019 17:49:35 +0800 From: Alex Shi To: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Mel Gorman , Tejun Heo Cc: Alex Shi , Michal Hocko , Vlastimil Babka , Jason Gunthorpe , Matthew Wilcox , Mauro Carvalho Chehab , Peng Fan , Nikolay Borisov , Ira Weiny , Andrey Ryabinin Subject: [PATCH 07/14] lru/swap: using per lruvec lock in page_cache_release Date: Tue, 20 Aug 2019 17:48:30 +0800 Message-Id: <1566294517-86418-8-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1566294517-86418-1-git-send-email-alex.shi@linux.alibaba.com> References: <1566294517-86418-1-git-send-email-alex.shi@linux.alibaba.com> 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: Also cares the lruvec->pgdat syncing. Signed-off-by: Alex Shi Cc: Andrew Morton Cc: Michal Hocko Cc: Vlastimil Babka Cc: Jason Gunthorpe Cc: Matthew Wilcox Cc: Mauro Carvalho Chehab Cc: Peng Fan Cc: Nikolay Borisov Cc: Ira Weiny Cc: Andrey Ryabinin Cc: cgroups@vger.kernel.org Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org --- mm/swap.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mm/swap.c b/mm/swap.c index 63f4782af57a..2a8fe6df08fc 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -63,12 +63,13 @@ static void __page_cache_release(struct page *page) struct lruvec *lruvec; unsigned long flags; - spin_lock_irqsave(&pgdat->lruvec.lru_lock, flags); lruvec = mem_cgroup_page_lruvec(page, pgdat); + spin_lock_irqsave(&lruvec->lru_lock, flags); + sync_lruvec_pgdat(lruvec, pgdat); VM_BUG_ON_PAGE(!PageLRU(page), page); __ClearPageLRU(page); del_page_from_lru_list(page, lruvec, page_off_lru(page)); - spin_unlock_irqrestore(&pgdat->lruvec.lru_lock, flags); + spin_unlock_irqrestore(&lruvec->lru_lock, flags); } __ClearPageWaiters(page); mem_cgroup_uncharge(page);