From nobody Mon Sep 15 11:10:09 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6FC34C54EBC for ; Thu, 12 Jan 2023 12:25:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231933AbjALMZm (ORCPT ); Thu, 12 Jan 2023 07:25:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55392 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231337AbjALMZc (ORCPT ); Thu, 12 Jan 2023 07:25:32 -0500 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60DFC116F for ; Thu, 12 Jan 2023 04:25:29 -0800 (PST) Received: from dggpemm500001.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Nt3d30sZ6zJrKC; Thu, 12 Jan 2023 20:24:07 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Thu, 12 Jan 2023 20:25:25 +0800 From: Kefeng Wang To: Andrew Morton , CC: , , , Kefeng Wang Subject: [PATCH -next] mm: madvise: use vm_normal_folio() in madvise_free_pte_range() Date: Thu, 12 Jan 2023 20:40:28 +0800 Message-ID: <20230112124028.16964-1-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" There is already a vm_normal_folio(), use it to make madvise_free_pte_range() only use a folio. Signed-off-by: Kefeng Wang Reviewed-by: Matthew Wilcox (Oracle) --- mm/madvise.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/madvise.c b/mm/madvise.c index 4561aaa0e46c..7931d2649de1 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -614,7 +614,6 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned = long addr, spinlock_t *ptl; pte_t *orig_pte, *pte, ptent; struct folio *folio; - struct page *page; int nr_swap =3D 0; unsigned long next; =20 @@ -655,10 +654,9 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned= long addr, continue; } =20 - page =3D vm_normal_page(vma, addr, ptent); - if (!page || is_zone_device_page(page)) + folio =3D vm_normal_folio(vma, addr, ptent); + if (!folio || folio_is_zone_device(folio)) continue; - folio =3D page_folio(page); =20 /* * If pmd isn't transhuge but the folio is large and --=20 2.35.3