From patchwork Thu May 28 11:00:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Shi X-Patchwork-Id: 11575591 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 C742160D for ; Thu, 28 May 2020 11:02:41 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9E3472088E for ; Thu, 28 May 2020 11:02:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E3472088E 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 5568C800B6; Thu, 28 May 2020 07:02:39 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 464F48001A; Thu, 28 May 2020 07:02:39 -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 32FE0800B6; Thu, 28 May 2020 07:02:39 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0187.hostedemail.com [216.40.44.187]) by kanga.kvack.org (Postfix) with ESMTP id 163568001A for ; Thu, 28 May 2020 07:02:39 -0400 (EDT) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id C72A94DDA for ; Thu, 28 May 2020 11:02:38 +0000 (UTC) X-FDA: 76865839596.09.boys63_6e250d2d87015 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin09.hostedemail.com (Postfix) with ESMTP id A9ABF180AD81D for ; Thu, 28 May 2020 11:02:38 +0000 (UTC) X-Spam-Summary: 2,0,0,f1589ff0d4f74692,d41d8cd98f00b204,alex.shi@linux.alibaba.com,,RULES_HIT:41:355:379:541:800:960:973:988:989:1260:1261:1345:1359:1431:1437:1534:1541:1711:1730:1747:1777:1792:2393:2559:2562:3138:3139:3140:3141:3142:3352:3872:3876:4321:4605:5007:6261:6737:7903:9207:10004:11026:11473:11658:11914:12043:12048:12296:12297:12438:12555:12895:12986:13069:13311:13357:13846:14096:14181:14384:14394:14721:14915:21060:21080:21451:21627,0,RBL:115.124.30.44:@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:23,LUA_SUMMARY:none X-HE-Tag: boys63_6e250d2d87015 X-Filterd-Recvd-Size: 2738 Received: from out30-44.freemail.mail.aliyun.com (out30-44.freemail.mail.aliyun.com [115.124.30.44]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Thu, 28 May 2020 11:02:36 +0000 (UTC) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R821e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04407;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=17;SR=0;TI=SMTPD_---0TztNb5w_1590663691; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TztNb5w_1590663691) by smtp.aliyun-inc.com(127.0.0.1); Thu, 28 May 2020 19:01:31 +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 Cc: Alex Shi Subject: [PATCH v11 15/16] mm/pgdat: remove pgdat lru_lock Date: Thu, 28 May 2020 19:00:57 +0800 Message-Id: <1590663658-184131-16-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590663658-184131-1-git-send-email-alex.shi@linux.alibaba.com> References: <1590663658-184131-1-git-send-email-alex.shi@linux.alibaba.com> X-Rspamd-Queue-Id: A9ABF180AD81D X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam02 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: Konstantin Khlebnikov Cc: Hugh Dickins Cc: Johannes Weiner 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 d70a12214936..42e646f7f30d 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -733,7 +733,6 @@ 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 79a3a6d62532..30081dc0cc15 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6765,7 +6765,6 @@ 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); }