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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9C82C6FA82 for ; Fri, 9 Sep 2022 09:25:31 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A65D88D0007; Fri, 9 Sep 2022 05:25:30 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A140E8D0002; Fri, 9 Sep 2022 05:25:30 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7679C8D0008; Fri, 9 Sep 2022 05:25:30 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 633E58D0002 for ; Fri, 9 Sep 2022 05:25:30 -0400 (EDT) Received: from smtpin24.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 3CC5F14095D for ; Fri, 9 Sep 2022 09:25:30 +0000 (UTC) X-FDA: 79892014020.24.FC9CB46 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf25.hostedemail.com (Postfix) with ESMTP id 75DA1A00A4 for ; Fri, 9 Sep 2022 09:25:29 +0000 (UTC) Received: from canpemm500002.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MP9TM129gzZcm2; Fri, 9 Sep 2022 17:20:55 +0800 (CST) Received: from huawei.com (10.175.124.27) by canpemm500002.china.huawei.com (7.192.104.244) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 9 Sep 2022 17:25:26 +0800 From: Miaohe Lin To: CC: , , , , Subject: [PATCH 02/16] mm/page_alloc: make zone_pcp_update() static Date: Fri, 9 Sep 2022 17:24:37 +0800 Message-ID: <20220909092451.24883-3-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20220909092451.24883-1-linmiaohe@huawei.com> References: <20220909092451.24883-1-linmiaohe@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500002.china.huawei.com (7.192.104.244) X-CFilter-Loop: Reflected ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=none; spf=pass (imf25.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1662715529; a=rsa-sha256; cv=none; b=jOD9mXbN031JbLEkrG2mE9c2KtuIoh5wtDEaCMwSnKelCfeeJQiKxRD4AiwH2Qw8xlzRH6 R8pcalS3VKMzDQ0T771TlAGOW+eMgezMkICEbmo+4VqO3D+4KBUvx4r3ZJ3f17lJ+AbzEW 1pWhc3nB3K28NVyV2+XQSE52WPXQ36I= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1662715529; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AoBsnKduntbJctiOOWEaPFOGsCHMQgUV9BVU3KA5QoY=; b=da07syTyzwfal+zd1SwESHZdgbX3aJOT166xEIsh9G5L12wTSZDSHmFle3GVqmoJd5qMxb 5dWz8KP9UYa6r6qPZoSH4fHFpBLPNje/ATlc505hBFOJJp3ju0ZxdnPKsv69Klqpj/7429 lsF8Z2BKBpD+9QaC8ujWN+azNrM3is4= Authentication-Results: imf25.hostedemail.com; dkim=none; spf=pass (imf25.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com X-Stat-Signature: w6a47ttk5xtc1gdtwrn51drxrq8ikttn X-Rspamd-Queue-Id: 75DA1A00A4 X-Rspam-User: X-Rspamd-Server: rspam04 X-HE-Tag: 1662715529-238124 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: Since commit b92ca18e8ca5 ("mm/page_alloc: disassociate the pcp->high from pcp->batch"), zone_pcp_update() is only used in mm/page_alloc.c. Move zone_pcp_update() up to avoid forward declaration and then make it static. No functional change intended. Signed-off-by: Miaohe Lin --- mm/internal.h | 1 - mm/page_alloc.c | 22 +++++++++++----------- 2 files changed, 11 insertions(+), 12 deletions(-) diff --git a/mm/internal.h b/mm/internal.h index 4e5f3d0d5538..2424fcde6538 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -367,7 +367,6 @@ extern int user_min_free_kbytes; extern void free_unref_page(struct page *page, unsigned int order); extern void free_unref_page_list(struct list_head *list); -extern void zone_pcp_update(struct zone *zone, int cpu_online); extern void zone_pcp_reset(struct zone *zone); extern void zone_pcp_disable(struct zone *zone); extern void zone_pcp_enable(struct zone *zone); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 4b97a03fa2dd..2deac2fe3372 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -7238,6 +7238,17 @@ void __meminit setup_zone_pageset(struct zone *zone) zone_set_pageset_high_and_batch(zone, 0); } +/* + * The zone indicated has a new number of managed_pages; batch sizes and percpu + * page high values need to be recalculated. + */ +static void zone_pcp_update(struct zone *zone, int cpu_online) +{ + mutex_lock(&pcp_batch_high_lock); + zone_set_pageset_high_and_batch(zone, cpu_online); + mutex_unlock(&pcp_batch_high_lock); +} + /* * Allocate per cpu pagesets and initialize them. * Before this call only boot pagesets were available. @@ -9469,17 +9480,6 @@ void free_contig_range(unsigned long pfn, unsigned long nr_pages) } EXPORT_SYMBOL(free_contig_range); -/* - * The zone indicated has a new number of managed_pages; batch sizes and percpu - * page high values need to be recalculated. - */ -void zone_pcp_update(struct zone *zone, int cpu_online) -{ - mutex_lock(&pcp_batch_high_lock); - zone_set_pageset_high_and_batch(zone, cpu_online); - mutex_unlock(&pcp_batch_high_lock); -} - /* * Effectively disable pcplists for the zone by setting the high limit to 0 * and draining all cpus. A concurrent page freeing on another CPU that's about -- 2.23.0