Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp2593366ybz; Mon, 27 Apr 2020 00:06:16 -0700 (PDT) X-Google-Smtp-Source: APiQypJVYA7dmWsJfJjvvqUruvlg9KrNuukTVi8B/OaUbHL3kzRnF1XAUm30ZiFvkJBb/Rc82BVp X-Received: by 2002:aa7:d685:: with SMTP id d5mr16321378edr.340.1587971176578; Mon, 27 Apr 2020 00:06:16 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587971176; cv=none; d=google.com; s=arc-20160816; b=0qhYyOFxQYQNjOrswww5Guj9XWmK3MxOzFhrSsVVCUHLg/mXNyOUA+z2Bks/2Opz9r 6OhvRvQ40H8V+FrP7xhasfhbHqq/1jc0C5TfPyR0NDXrPegr7TlswCo8dIL76r2IH3VO 7LGE9PyeBQDSIQAUWpwhOZj7iq7ORT1h2izlcRgYf+4f84giEXFflLjd/4MObACQMucS QwJTlLrJovcVq+uxXSeYDRqfK3T6sSOvpCPDjp2igvN5DPfSvZGEy/WgvGGEQpcuFthH RfP8gS6XUuP5olZahHA2hnt+TnErKy58lUcOV2+Do9ew8I1wJ79id3eORSyYPWvAuyyM I7ZA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from; bh=osOivrdJ9DH0s40UWtm+R39TtTL368G7VXgx7IFLGjw=; b=tJhWID/mySBEQSR9BMEnGcXjRuv3mWaaHtVsmeIsMhS4jmMDjy8fjLdiMmNEfqHoXY MAZfKgtNzlq6kRdg6SXQxvwFtj4pJKpLwNpokGaGp04WWvZq/RuwXMxksNWz2PnOZE/x XlRdQMpMjwFcoBJlUchIzwXJxNB+Zg342lVc+UTASM2448HQF66oThqSyr0038Bi6K/i 6M+mFcFspbWqSDf1bM0cKJMfk3uyEwdmQJ6inWgs9IzfJQrEqSc+22/cQgtZikVXf2no 9DGBnXnUNieldXK0emLj+1JpB8rRNOZ+0bUIPkASlRpSqWZjsHirBi8OgmoVUI5HxANL yxXw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id dp1si6622984ejc.444.2020.04.27.00.05.53; Mon, 27 Apr 2020 00:06:16 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726796AbgD0HED (ORCPT + 99 others); Mon, 27 Apr 2020 03:04:03 -0400 Received: from out30-56.freemail.mail.aliyun.com ([115.124.30.56]:59665 "EHLO out30-56.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726713AbgD0HEB (ORCPT ); Mon, 27 Apr 2020 03:04:01 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R671e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04428;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=17;SR=0;TI=SMTPD_---0TwlGiro_1587971019; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TwlGiro_1587971019) by smtp.aliyun-inc.com(127.0.0.1); Mon, 27 Apr 2020 15:03:40 +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 v10 14/15] mm/pgdat: remove pgdat lru_lock Date: Mon, 27 Apr 2020 15:03:04 +0800 Message-Id: <1587970985-21629-16-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1587970985-21629-1-git-send-email-alex.shi@linux.alibaba.com> References: <1587970985-21629-1-git-send-email-alex.shi@linux.alibaba.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 47679130de95..21bebe8d40dd 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -725,7 +725,6 @@ 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 69827d4fa052..d4947cb92736 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6780,7 +6780,6 @@ 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); } -- 1.8.3.1