From patchwork Mon Oct 21 09:48:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mel Gorman X-Patchwork-Id: 11201707 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 4A28D1515 for ; Mon, 21 Oct 2019 09:48:20 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 115EA20830 for ; Mon, 21 Oct 2019 09:48:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 115EA20830 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=techsingularity.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id C4F126B0008; Mon, 21 Oct 2019 05:48:14 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id BB0B66B000A; Mon, 21 Oct 2019 05:48:14 -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 A79486B000C; Mon, 21 Oct 2019 05:48:14 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0145.hostedemail.com [216.40.44.145]) by kanga.kvack.org (Postfix) with ESMTP id 6794C6B0008 for ; Mon, 21 Oct 2019 05:48:14 -0400 (EDT) Received: from smtpin16.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with SMTP id C64DB180ABF75 for ; Mon, 21 Oct 2019 09:48:13 +0000 (UTC) X-FDA: 76067316066.16.bread54_2aaf0cbc1735e X-Spam-Summary: 2,0,0,5e0bcd7d6fd791a2,d41d8cd98f00b204,mgorman@techsingularity.net,:akpm@linux-foundation.org:mhocko@suse.com:vbabka@suse.cz:tglx@linutronix.de:matt@codeblueprint.co.uk:bp@alien8.de::linux-kernel@vger.kernel.org:mgorman@techsingularity.net,RULES_HIT:41:355:379:541:800:960:966:973:988:989:1260:1345:1359:1437:1534:1541:1711:1730:1747:1777:1792:2196:2198:2199:2200:2393:2559:2562:2731:3138:3139:3140:3141:3142:3352:3865:3867:3868:3871:4321:4385:4605:5007:6120:6261:7901:8634:9592:10004:11026:11537:11658:11914:12296:12297:12438:12517:12519:12522:12555:12895:12986:13069:13161:13229:13311:13357:14096:14181:14384:14394:14721:21080:21451:21627:30054:30060:30070,0,RBL:46.22.139.14:@techsingularity.net:.lbl8.mailshell.net-62.2.114.100 64.100.201.201,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fs,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:25,LUA_SUMMARY:none X-HE-Tag: bread54_2aaf0cbc1735e X-Filterd-Recvd-Size: 2767 Received: from outbound-smtp09.blacknight.com (outbound-smtp09.blacknight.com [46.22.139.14]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Mon, 21 Oct 2019 09:48:13 +0000 (UTC) Received: from mail.blacknight.com (pemlinmail01.blacknight.ie [81.17.254.10]) by outbound-smtp09.blacknight.com (Postfix) with ESMTPS id AB18C1C285C for ; Mon, 21 Oct 2019 10:48:11 +0100 (IST) Received: (qmail 32640 invoked from network); 21 Oct 2019 09:48:11 -0000 Received: from unknown (HELO stampy.112glenside.lan) (mgorman@techsingularity.net@[84.203.19.210]) by 81.17.254.9 with ESMTPA; 21 Oct 2019 09:48:11 -0000 From: Mel Gorman To: Andrew Morton Cc: Michal Hocko , Vlastimil Babka , Thomas Gleixner , Matt Fleming , Borislav Petkov , Linux-MM , Linux Kernel Mailing List , Mel Gorman Subject: [PATCH 3/3] mm, pcpu: Make zone pcp updates and reset internal to the mm Date: Mon, 21 Oct 2019 10:48:08 +0100 Message-Id: <20191021094808.28824-4-mgorman@techsingularity.net> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20191021094808.28824-1-mgorman@techsingularity.net> References: <20191021094808.28824-1-mgorman@techsingularity.net> 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: Memory hotplug needs to be able to reset and reinit the pcpu allocator batch and high limits but this action is internal to the VM. Move the declaration to internal.h Signed-off-by: Mel Gorman Acked-by: Michal Hocko Acked-by: Vlastimil Babka --- include/linux/mm.h | 3 --- mm/internal.h | 3 +++ 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index cc292273e6ba..22d6104f2341 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2219,9 +2219,6 @@ void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...); extern void setup_per_cpu_pageset(void); -extern void zone_pcp_update(struct zone *zone); -extern void zone_pcp_reset(struct zone *zone); - /* page_alloc.c */ extern int min_free_kbytes; extern int watermark_boost_factor; diff --git a/mm/internal.h b/mm/internal.h index 0d5f720c75ab..0a3d41c7b3c5 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -165,6 +165,9 @@ extern void post_alloc_hook(struct page *page, unsigned int order, gfp_t gfp_flags); extern int user_min_free_kbytes; +extern void zone_pcp_update(struct zone *zone); +extern void zone_pcp_reset(struct zone *zone); + #if defined CONFIG_COMPACTION || defined CONFIG_CMA /*