From patchwork Thu Jan 16 03:05:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Shi X-Patchwork-Id: 11335917 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 6321A92A for ; Thu, 16 Jan 2020 03:05:23 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3AEA8214AF for ; Thu, 16 Jan 2020 03:05:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3AEA8214AF 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 B72358E0021; Wed, 15 Jan 2020 22:05:20 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id AFAE98E001C; Wed, 15 Jan 2020 22:05:20 -0500 (EST) 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 9506C8E0021; Wed, 15 Jan 2020 22:05:20 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0178.hostedemail.com [216.40.44.178]) by kanga.kvack.org (Postfix) with ESMTP id 6EDF48E001C for ; Wed, 15 Jan 2020 22:05:20 -0500 (EST) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id 277CC3A91 for ; Thu, 16 Jan 2020 03:05:20 +0000 (UTC) X-FDA: 76382006400.14.noise85_85c23171d4f42 X-Spam-Summary: 2,0,0,84d68cf58583398b,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:hughd@google.com:khlebnikov@yandex-team.ru:daniel.m.jordan@oracle.com:yang.shi@linux.alibaba.com:willy@infradead.org:shakeelb@google.com:hannes@cmpxchg.org:vbabka@suse.cz:dan.j.williams@intel.com:mhocko@suse.com:richard.weiyang@gmail.com:arunks@codeaurora.org:osalvador@suse.de:rppt@linux.vnet.ibm.com:alexander.h.duyck@linux.intel.com:pasha.tatashin@soleen.com:glider@google.com,RULES_HIT:41:355:379:541:800:960:973:988:989:1260:1261:1345:1359:1431:1437:1534:1541:1711:1730:1747:1777:1792:2198:2199:2393:2559:2562:3138:3139:3140:3141:3142:3352:3872:3876:4321:4605:5007:6261:6737:7514:7903:9207:10004:11026:11473:11658:11914:12043:12048:12296:12297:12438:12555:12895:13069:13311:13357:13846:14096:14181:14384:14394:14721:14915:21060:21080:21451:21627:30064,0,RBL:115.124.30.133:@linux .alibaba X-HE-Tag: noise85_85c23171d4f42 X-Filterd-Recvd-Size: 3549 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) by imf07.hostedemail.com (Postfix) with ESMTP for ; Thu, 16 Jan 2020 03:05:18 +0000 (UTC) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R131e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e07417;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=23;SR=0;TI=SMTPD_---0TnrFiNF_1579143914; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TnrFiNF_1579143914) by smtp.aliyun-inc.com(127.0.0.1); Thu, 16 Jan 2020 11:05:14 +0800 From: Alex Shi To: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, 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, shakeelb@google.com, hannes@cmpxchg.org Cc: Vlastimil Babka , Dan Williams , Michal Hocko , Wei Yang , Arun KS , Oscar Salvador , Mike Rapoport , Alexander Duyck , Pavel Tatashin , Alexander Potapenko Subject: [PATCH v8 07/10] mm/pgdat: remove pgdat lru_lock Date: Thu, 16 Jan 2020 11:05:06 +0800 Message-Id: <1579143909-156105-8-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1579143909-156105-1-git-send-email-alex.shi@linux.alibaba.com> References: <1579143909-156105-1-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: Now pgdat.lru_lock was replaced by lruvec lock. It's not used anymore. Signed-off-by: Alex Shi Cc: Andrew Morton Cc: Vlastimil Babka Cc: Dan Williams Cc: Michal Hocko Cc: Mel Gorman Cc: Wei Yang Cc: Arun KS Cc: Oscar Salvador Cc: Mike Rapoport Cc: Alexander Duyck Cc: Pavel Tatashin Cc: Alexander Potapenko Cc: Konstantin Khlebnikov Cc: Hugh Dickins Cc: Johannes Weiner Cc: Tejun Heo Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Cc: cgroups@vger.kernel.org --- include/linux/mmzone.h | 1 - mm/page_alloc.c | 1 - 2 files changed, 2 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index c5455675acf2..7db0cec19aa0 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -769,7 +769,6 @@ struct deferred_split { /* Write-intensive fields used by page reclaim */ ZONE_PADDING(_pad1_) - spinlock_t lru_lock; #ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT /* diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 4785a8a2040e..352f2a3d67b3 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6712,7 +6712,6 @@ static void __meminit pgdat_init_internals(struct pglist_data *pgdat) init_waitqueue_head(&pgdat->pfmemalloc_wait); pgdat_page_ext_init(pgdat); - spin_lock_init(&pgdat->lru_lock); lruvec_init(&pgdat->__lruvec); }