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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC054C433F5 for ; Tue, 30 Nov 2021 06:22:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EBE516B0071; Tue, 30 Nov 2021 01:22:25 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E46666B0072; Tue, 30 Nov 2021 01:22:25 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CE7186B0073; Tue, 30 Nov 2021 01:22:25 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0041.hostedemail.com [216.40.44.41]) by kanga.kvack.org (Postfix) with ESMTP id B92766B0071 for ; Tue, 30 Nov 2021 01:22:25 -0500 (EST) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 590728CE02 for ; Tue, 30 Nov 2021 06:22:15 +0000 (UTC) X-FDA: 78864601788.24.5675D7F Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf06.hostedemail.com (Postfix) with ESMTP id 009F3801AB14 for ; Tue, 30 Nov 2021 06:22:11 +0000 (UTC) Received: from dggpemm500020.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4J3Bvb1MkNzbjFD; Tue, 30 Nov 2021 14:22:03 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500020.china.huawei.com (7.185.36.49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Tue, 30 Nov 2021 14:22:09 +0800 Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.20; Tue, 30 Nov 2021 14:22:08 +0800 Message-ID: <35e4a4cb-29f2-2de6-6350-1358d4968a54@huawei.com> Date: Tue, 30 Nov 2021 14:22:07 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH RFC 1/4] mm: percpu: Generalize percpu related config Content-Language: en-US To: Dennis Zhou CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , References: <20211121093557.139034-1-wangkefeng.wang@huawei.com> <20211121093557.139034-2-wangkefeng.wang@huawei.com> From: Kefeng Wang In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggeme710-chm.china.huawei.com (10.1.199.106) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 009F3801AB14 X-Stat-Signature: rufib5f183in51perbucsabpzzwfu7ir Authentication-Results: imf06.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf06.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com X-HE-Tag: 1638253331-705677 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: On 2021/11/30 6:36, Dennis Zhou wrote: > Hello, > > On Sun, Nov 21, 2021 at 05:35:54PM +0800, Kefeng Wang wrote: >> The HAVE_SETUP_PER_CPU_AREA/NEED_PER_CPU_EMBED_FIRST_CHUNK/ >> NEED_PER_CPU_PAGE_FIRST_CHUNK/USE_PERCPU_NUMA_NODE_ID configs, >> which has duplicate definitions on platforms that subscribe it. >> >> Move them into mm, drop these redundant definitions and instead >> just select it on applicable platforms. >> >> Signed-off-by: Kefeng Wang >> --- >> arch/arm64/Kconfig | 20 ++++---------------- >> arch/ia64/Kconfig | 9 ++------- >> arch/mips/Kconfig | 10 ++-------- >> arch/powerpc/Kconfig | 17 ++++------------- >> arch/riscv/Kconfig | 10 ++-------- >> arch/sparc/Kconfig | 12 +++--------- >> arch/x86/Kconfig | 17 ++++------------- >> mm/Kconfig | 12 ++++++++++++ >> 8 files changed, 33 insertions(+), 74 deletions(-) ... >> > This makes sense and looks good. A series like this is a little tricky. > The latter patches change the contracts so it'd be easiest to run it > through my tree. We'd need to get explicit acks from each arch > maintainer to make sure they're fine with this. Got it, I will resend without RFC and hope to get ACKs from related arch maintainers. > > Thanks, > Dennis > .