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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 058BBC2BABC for ; Tue, 7 Apr 2020 03:07:51 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BFC8321841 for ; Tue, 7 Apr 2020 03:07:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="RYU6r/RG" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BFC8321841 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 6D0CA8E004C; Mon, 6 Apr 2020 23:07:50 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 65B468E0001; Mon, 6 Apr 2020 23:07:50 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 54A398E004C; Mon, 6 Apr 2020 23:07:50 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0232.hostedemail.com [216.40.44.232]) by kanga.kvack.org (Postfix) with ESMTP id 3A9D18E0001 for ; Mon, 6 Apr 2020 23:07:50 -0400 (EDT) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 0170099B4 for ; Tue, 7 Apr 2020 03:07:50 +0000 (UTC) X-FDA: 76679574300.24.stew31_7e8e76bf6c552 X-HE-Tag: stew31_7e8e76bf6c552 X-Filterd-Recvd-Size: 2329 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf35.hostedemail.com (Postfix) with ESMTP for ; Tue, 7 Apr 2020 03:07:49 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id ADBA121D79; Tue, 7 Apr 2020 03:07:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586228868; bh=UUb6ln3qeCSMRt0Ut5qU/58nR6epVajz4mcAdeklo8Y=; h=Date:From:To:Subject:In-Reply-To:From; b=RYU6r/RGVczI3ya653ZpCYsteUeEJCDVrhWyiK4udAJTX5eVTOrw+FoIe/ASichJm uKf+3rZDpE1R2IqtTNu4ts6jGyZ7Hav9HCZY+hpblucEqKbbrT0mGgkTu4fN5bKmJF LnlY7lj4bV5LraMym5bQ7NT/2uUe58z8dd0GVtNw= Date: Mon, 06 Apr 2020 20:07:48 -0700 From: Andrew Morton To: akpm@linux-foundation.org, chenqiwu@xiaomi.com, david@redhat.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 071/166] mm/memory_hotplug.c: use __pfn_to_section() instead of open-coding Message-ID: <20200407030748.ZaB1ymPTz%akpm@linux-foundation.org> In-Reply-To: <20200406200254.a69ebd9e08c4074e41ddebaf@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: chenqiwu Subject: mm/memory_hotplug.c: use __pfn_to_section() instead of open-coding Use __pfn_to_section() API instead of open-coding for better code readability. Link: http://lkml.kernel.org/r/1584345134-16671-1-git-send-email-qiwuchen55@gmail.com Signed-off-by: chenqiwu Acked-by: David Hildenbrand Signed-off-by: Andrew Morton --- mm/memory_hotplug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/memory_hotplug.c~mm-memory_hotplug-use-__pfn_to_section-instead-of-open-coding +++ a/mm/memory_hotplug.c @@ -495,7 +495,7 @@ static void __remove_section(unsigned lo unsigned long map_offset, struct vmem_altmap *altmap) { - struct mem_section *ms = __nr_to_section(pfn_to_section_nr(pfn)); + struct mem_section *ms = __pfn_to_section(pfn); if (WARN_ON_ONCE(!valid_section(ms))) return; _