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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E3B2EC43381 for ; Wed, 24 Feb 2021 20:03:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B43BB64F1D for ; Wed, 24 Feb 2021 20:03:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235410AbhBXUDH (ORCPT ); Wed, 24 Feb 2021 15:03:07 -0500 Received: from mail.kernel.org ([198.145.29.99]:55470 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235225AbhBXUC1 (ORCPT ); Wed, 24 Feb 2021 15:02:27 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id E812C64E09; Wed, 24 Feb 2021 20:01:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1614196900; bh=HztGbotrskxQl5YEUxl1erJfoM7EIYD5NNsM7KtS8xY=; h=Date:From:To:Subject:In-Reply-To:From; b=2r7H+2/4FpJpBFhJDHIWauRQ01dJvKczCP4jqVCZRF12mYCD9sfimyf6y9f9q17W9 DeOvJuojHTyaDiOj4B5nwhBZpzJfo4ev2lJUmQ0FkFvawz4Mnq4CgHYTcYE9Iqmfgl KlG0EEFBINis18cPiq0clQz7+0/Z4a7aAZ0QrCMo= Date: Wed, 24 Feb 2021 12:01:39 -0800 From: Andrew Morton To: akpm@linux-foundation.org, david@redhat.com, linmiaohe@huawei.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 027/173] mm/page_owner: use helper function zone_end_pfn() to get end_pfn Message-ID: <20210224200139.gHZVOOVcn%akpm@linux-foundation.org> In-Reply-To: <20210224115824.1e289a6895087f10c41dd8d6@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Miaohe Lin Subject: mm/page_owner: use helper function zone_end_pfn() to get end_pfn Commit 108bcc96ef70 ("mm: add & use zone_end_pfn() and zone_spans_pfn()") introduced the helper zone_end_pfn() to calculate the zone end pfn. But pagetypeinfo_showmixedcount_print forgot to use it. And the initialization of local variable pfn is duplicated, remove one. Link: https://lkml.kernel.org/r/20210123070538.5861-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Reviewed-by: Andrew Morton Reviewed-by: David Hildenbrand Signed-off-by: Andrew Morton --- mm/page_owner.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/mm/page_owner.c~mm-page_owner-use-helper-function-zone_end_pfn-to-get-end_pfn +++ a/mm/page_owner.c @@ -263,8 +263,8 @@ void pagetypeinfo_showmixedcount_print(s struct page *page; struct page_ext *page_ext; struct page_owner *page_owner; - unsigned long pfn = zone->zone_start_pfn, block_end_pfn; - unsigned long end_pfn = pfn + zone->spanned_pages; + unsigned long pfn, block_end_pfn; + unsigned long end_pfn = zone_end_pfn(zone); unsigned long count[MIGRATE_TYPES] = { 0, }; int pageblock_mt, page_mt; int i; _