From nobody Tue Dec 16 23:43:29 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 C7F3DC4167B for ; Fri, 10 Nov 2023 03:33:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345819AbjKJDd7 (ORCPT ); Thu, 9 Nov 2023 22:33:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229627AbjKJDdx (ORCPT ); Thu, 9 Nov 2023 22:33:53 -0500 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5A5864681 for ; Thu, 9 Nov 2023 19:33:50 -0800 (PST) Received: from dggpemm100001.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4SRPV373CDz1P8F1; Fri, 10 Nov 2023 11:30:35 +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; Fri, 10 Nov 2023 11:33:48 +0800 From: Kefeng Wang To: Andrew Morton CC: , , Matthew Wilcox , David Hildenbrand , Gregory Price , Kefeng Wang Subject: [PATCH v2 1/7] fs/proc/page: remove unneeded PageTail && PageSlab check Date: Fri, 10 Nov 2023 11:33:18 +0800 Message-ID: <20231110033324.2455523-2-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20231110033324.2455523-1-wangkefeng.wang@huawei.com> References: <20231110033324.2455523-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.112.125] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) 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" After commit dcb351cd095a ("page-flags: define behavior SL*B-related flags on compound pages"), the slab could not be a tail, remove unneeded PageTail && PageSlab check. Signed-off-by: Kefeng Wang --- fs/proc/page.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/fs/proc/page.c b/fs/proc/page.c index 195b077c0fac..466efb0dadf7 100644 --- a/fs/proc/page.c +++ b/fs/proc/page.c @@ -184,9 +184,6 @@ u64 stable_page_flags(struct page *page) u |=3D kpf_copy_bit(k, KPF_LOCKED, PG_locked); =20 u |=3D kpf_copy_bit(k, KPF_SLAB, PG_slab); - if (PageTail(page) && PageSlab(page)) - u |=3D 1 << KPF_SLAB; - u |=3D kpf_copy_bit(k, KPF_ERROR, PG_error); u |=3D kpf_copy_bit(k, KPF_DIRTY, PG_dirty); u |=3D kpf_copy_bit(k, KPF_UPTODATE, PG_uptodate); --=20 2.27.0