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=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 F0B6BC433ED for ; Sun, 16 May 2021 14:07:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C968B610A1 for ; Sun, 16 May 2021 14:07:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234026AbhEPOI0 (ORCPT ); Sun, 16 May 2021 10:08:26 -0400 Received: from outbound-smtp27.blacknight.com ([81.17.249.195]:54351 "EHLO outbound-smtp27.blacknight.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229888AbhEPOIX (ORCPT ); Sun, 16 May 2021 10:08:23 -0400 Received: from mail.blacknight.com (pemlinmail04.blacknight.ie [81.17.254.17]) by outbound-smtp27.blacknight.com (Postfix) with ESMTPS id A6A75CAD11 for ; Sun, 16 May 2021 15:07:07 +0100 (IST) Received: (qmail 21356 invoked from network); 16 May 2021 14:07:07 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.23.168]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 16 May 2021 14:07:07 -0000 Date: Sun, 16 May 2021 15:07:05 +0100 From: Mel Gorman To: Andrew Morton Cc: Chuck Lever , Jesper Dangaard Brouer , Thomas Gleixner , Sebastian Andrzej Siewior , Peter Zijlstra , Ingo Molnar , Michal Hocko , Vlastimil Babka , Linux-MM , Linux-RT-Users , LKML Subject: [PATCH] mm/page_alloc: Split per cpu page lists and zone stats -fix -fix Message-ID: <20210516140705.GB3735@techsingularity.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org mm/ is not W=1 clean for make allnoconfig but this patch accidentally made it worse for i386 with the warning mm/vmstat.c: In function ‘refresh_cpu_vm_stats’: mm/vmstat.c:785:34: warning: unused variable ‘pcp’ [-Wunused-variable] struct per_cpu_pages __percpu *pcp = zone->per_cpu_pageset; ^~~ This is a second fix to the mmotm patch mm-page_alloc-split-per-cpu-page-lists-and-zone-stats.patch. Signed-off-by: Mel Gorman --- mm/vmstat.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/vmstat.c b/mm/vmstat.c index a2c3f58253be..f1400ba46beb 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -782,7 +782,9 @@ static int refresh_cpu_vm_stats(bool do_pagesets) for_each_populated_zone(zone) { struct per_cpu_zonestat __percpu *pzstats = zone->per_cpu_zonestats; +#ifdef CONFIG_NUMA struct per_cpu_pages __percpu *pcp = zone->per_cpu_pageset; +#endif for (i = 0; i < NR_VM_ZONE_STAT_ITEMS; i++) { int v;