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=-16.8 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_GIT autolearn=ham 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 0EB8EC432BE for ; Thu, 2 Sep 2021 12:12:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EA04B60F91 for ; Thu, 2 Sep 2021 12:12:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344291AbhIBMNf (ORCPT ); Thu, 2 Sep 2021 08:13:35 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:15381 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344202AbhIBMNY (ORCPT ); Thu, 2 Sep 2021 08:13:24 -0400 Received: from dggeme703-chm.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4H0fpN5Hfmzbgbr; Thu, 2 Sep 2021 20:08:28 +0800 (CST) Received: from huawei.com (10.175.124.27) by dggeme703-chm.china.huawei.com (10.1.199.99) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.8; Thu, 2 Sep 2021 20:12:24 +0800 From: Miaohe Lin To: CC: , , , , , , , Subject: [PATCH v2 4/5] mm/page_alloc.c: use helper function zone_spans_pfn() Date: Thu, 2 Sep 2021 20:12:41 +0800 Message-ID: <20210902121242.41607-5-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210902121242.41607-1-linmiaohe@huawei.com> References: <20210902121242.41607-1-linmiaohe@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggeme703-chm.china.huawei.com (10.1.199.99) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use helper function zone_spans_pfn() to check whether pfn is within a zone to simplify the code slightly. Signed-off-by: Miaohe Lin Acked-by: Mel Gorman Reviewed-by: David Hildenbrand --- mm/page_alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f7fcbac2d091..9c09dcb24149 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1581,7 +1581,7 @@ static void __meminit init_reserved_page(unsigned long pfn) for (zid = 0; zid < MAX_NR_ZONES; zid++) { struct zone *zone = &pgdat->node_zones[zid]; - if (pfn >= zone->zone_start_pfn && pfn < zone_end_pfn(zone)) + if (zone_spans_pfn(zone, pfn)) break; } __init_single_page(pfn_to_page(pfn), pfn, zid, nid); -- 2.23.0