From nobody Mon Apr 6 08:10:03 2026 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 24C0BECAAD3 for ; Fri, 9 Sep 2022 09:28:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232220AbiIIJ2c (ORCPT ); Fri, 9 Sep 2022 05:28:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231393AbiIIJ07 (ORCPT ); Fri, 9 Sep 2022 05:26:59 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 379D811EA80 for ; Fri, 9 Sep 2022 02:25:35 -0700 (PDT) Received: from canpemm500002.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4MP9VF6LxPz14QMg; Fri, 9 Sep 2022 17:21:41 +0800 (CST) Received: from huawei.com (10.175.124.27) by canpemm500002.china.huawei.com (7.192.104.244) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 9 Sep 2022 17:25:32 +0800 From: Miaohe Lin To: CC: , , , , Subject: [PATCH 16/16] mm/page_alloc: fix obsolete comment in deferred_pfn_valid() Date: Fri, 9 Sep 2022 17:24:51 +0800 Message-ID: <20220909092451.24883-17-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20220909092451.24883-1-linmiaohe@huawei.com> References: <20220909092451.24883-1-linmiaohe@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500002.china.huawei.com (7.192.104.244) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" There are no architectures that can have holes in the memory map within a pageblock since commit 859a85ddf90e ("mm: remove pfn_valid_within() and CONFIG_HOLES_IN_ZONE"). Update the corresponding comment. Signed-off-by: Miaohe Lin --- mm/page_alloc.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 262e8972e019..4cc0232020d2 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1929,11 +1929,7 @@ static inline void __init pgdat_init_report_one_done= (void) /* * Returns true if page needs to be initialized or freed to buddy allocato= r. * - * First we check if pfn is valid on architectures where it is possible to= have - * holes within pageblock_nr_pages. On systems where it is not possible, t= his - * function is optimized out. - * - * Then, we check if a current large page is valid by only checking the va= lidity + * We check if a current large page is valid by only checking the validity * of the head pfn. */ static inline bool __init deferred_pfn_valid(unsigned long pfn) --=20 2.23.0