From nobody Wed Dec 31 12:53:11 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 6B456C4167D for ; Sat, 4 Nov 2023 03:56:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378043AbjKDD4M (ORCPT ); Fri, 3 Nov 2023 23:56:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59644 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234193AbjKDDzs (ORCPT ); Fri, 3 Nov 2023 23:55:48 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81CFBD53; Fri, 3 Nov 2023 20:55:45 -0700 (PDT) Received: from dggpemm100001.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4SMkKl453TzvQCR; Sat, 4 Nov 2023 11:55:39 +0800 (CST) Received: from localhost.localdomain (10.175.112.125) by dggpemm100001.china.huawei.com (7.185.36.93) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Sat, 4 Nov 2023 11:55:43 +0800 From: Kefeng Wang To: Andrew Morton CC: , , Matthew Wilcox , David Hildenbrand , , Kefeng Wang Subject: [PATCH v2 07/10] mm: memory: use a folio in do_set_pmd() Date: Sat, 4 Nov 2023 11:55:19 +0800 Message-ID: <20231104035522.2418660-8-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20231104035522.2418660-1-wangkefeng.wang@huawei.com> References: <20231104035522.2418660-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.112.125] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm100001.china.huawei.com (7.185.36.93) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Use a folio in do_set_pmd(), which is a preparetion for converting mm counter functions to take a folio. Signed-off-by: Kefeng Wang --- mm/memory.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index 806568f9605b..ac247850919a 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4318,12 +4318,13 @@ vm_fault_t do_set_pmd(struct vm_fault *vmf, struct = page *page) unsigned long haddr =3D vmf->address & HPAGE_PMD_MASK; pmd_t entry; vm_fault_t ret =3D VM_FAULT_FALLBACK; + struct folio *folio; =20 if (!transhuge_vma_suitable(vma, haddr)) return ret; =20 - page =3D compound_head(page); - if (compound_order(page) !=3D HPAGE_PMD_ORDER) + folio =3D page_folio(page); + if (folio_order(folio) !=3D HPAGE_PMD_ORDER) return ret; =20 /* --=20 2.27.0