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=-8.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable 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 65DA9C433E0 for ; Thu, 4 Jun 2020 08:49:14 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1914C20738 for ; Thu, 4 Jun 2020 08:49:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1914C20738 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 49czwS1NwHzDqpJ for ; Thu, 4 Jun 2020 18:49:12 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=huawei.com (client-ip=45.249.212.190; helo=huawei.com; envelope-from=nixiaoming@huawei.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=huawei.com Received: from huawei.com (szxga04-in.huawei.com [45.249.212.190]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 49czrK2ST5zDqkx for ; Thu, 4 Jun 2020 18:45:36 +1000 (AEST) Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 9FA35AB0C11E63B23BD3; Thu, 4 Jun 2020 16:45:27 +0800 (CST) Received: from [127.0.0.1] (10.67.102.197) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.487.0; Thu, 4 Jun 2020 16:45:21 +0800 Subject: Re: [PATCH 13/13] fs: move binfmt_misc sysctl to its own file To: Luis Chamberlain , , , , , , , , , , , , , , , , , , , , , , , , References: <20200529074108.16928-1-mcgrof@kernel.org> <20200529074108.16928-14-mcgrof@kernel.org> From: Xiaoming Ni Message-ID: <6cbba430-a768-72db-bd45-bcbba0376219@huawei.com> Date: Thu, 4 Jun 2020 16:45:20 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.1.2 MIME-Version: 1.0 In-Reply-To: <20200529074108.16928-14-mcgrof@kernel.org> Content-Type: text/plain; charset="gbk"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.102.197] X-CFilter-Loop: Reflected X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wangle6@huawei.com, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, julia.lawall@lip6.fr, alex.huangjianhui@huawei.com, laiyuanyuan.lai@huawei.com, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, ocfs2-devel@oss.oracle.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On 2020/5/29 15:41, Luis Chamberlain wrote: > This moves the binfmt_misc sysctl to its own file to help remove > clutter from kernel/sysctl.c. > > Signed-off-by: Luis Chamberlain > --- > fs/binfmt_misc.c | 1 + > kernel/sysctl.c | 7 ------- > 2 files changed, 1 insertion(+), 7 deletions(-) > > diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c > index f69a043f562b..656b3f5f3bbf 100644 > --- a/fs/binfmt_misc.c > +++ b/fs/binfmt_misc.c > @@ -821,6 +821,7 @@ static int __init init_misc_binfmt(void) > int err = register_filesystem(&bm_fs_type); > if (!err) > insert_binfmt(&misc_format); > + register_sysctl_empty_subdir("fs", "binfmt_misc"); > return err; > } build error when CONFIG_BINFMT_MISC=m ERROR: modpost: "register_sysctl_empty_subdir" [fs/binfmt_misc.ko] undefined! diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 27f0c9ea..4129dfb 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -2853,6 +2853,7 @@ void register_sysctl_empty_subdir(const char *base, { register_sysctl_subdir(base, subdir, sysctl_mount_point); } +EXPORT_SYMBOL_GPL(register_sysctl_empty_subdir); #endif /* CONFIG_SYSCTL */ Thanks Xiaoming Ni