From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from canpmsgout11.his.huawei.com (canpmsgout11.his.huawei.com [113.46.200.226]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9BF1238F624; Mon, 28 Sep 2026 06:19:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.226 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790576360; cv=none; b=ExPKGgblfPlM4BNGTd7meJIFp9cRXkmcaANMYEZD0JlVeTrwratVZS4+krE9v0AuTqbZeBwd7kWBK5zR8oqRz7PRID2qtuAQUk4uzugErmilS8tM7xFoMRjXvMjLh/NrD2Jt1ovtYqCfzsHv/sLbj0iqIO0Gv4S+cp+CZf59TJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790576360; c=relaxed/simple; bh=4fL1geGwR/vTw2pP+aud257yMQC2kIMBAThqmN3v7XE=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=tcgQAugebzns6PvivHglY1Q3BAeWg822Q0LhpPQKYLye9TB7Ue9YbBDZUBLvwiEBIZypGvU4J7hhHMHRyZ69eBpvnxxQsb9B/d3V2V0Tl3s6dml8c8gxzb+KEQsqk9YvARhl0KkEFXuDZF6qLJ3mCyT/RAZiqynLKaopWHeGlmw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=XvJLuFVF; arc=none smtp.client-ip=113.46.200.226 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="XvJLuFVF" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=hQEbXTR0WO6OLctre3xEpANMZkBOustPdfsjT/vetaI=; b=XvJLuFVFKIsF5clGxrSoqwAGVY+g3ugM68udF3ON7tQ/lQLwaMuoYIolmm9/YnF1e05w8Iw8K PDQnaD7jO+WxUfz/naLxHMBEuQrIGqHIYfxDCR1YoRyqyy6HAML1dNc1Gcw3j4CInQXfpbQm9P0 yW8zOpXooIbBwC6YE0IqSuo= Received: from mail.maildlp.com (unknown [172.19.163.200]) by canpmsgout11.his.huawei.com (SkyGuard) with ESMTPS id 4htW6Y0jfbzKm5t; Mon, 28 Sep 2026 14:07:01 +0800 (CST) Received: from whupemk100010.china.huawei.com (unknown [7.152.184.41]) by mail.maildlp.com (Postfix) with ESMTPS id CAABB40563; Mon, 28 Sep 2026 14:19:12 +0800 (CST) Received: from [10.67.109.91] (10.67.109.91) by whupemk100010.china.huawei.com (7.152.184.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Mon, 28 Sep 2026 14:19:06 +0800 Message-ID: <7161a5f0-0176-45c3-9e78-d90e39cf4288@huawei.com> Date: Mon, 28 Sep 2026 14:19:05 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC -next 09/12] landlock: Implement metadata access hooks To: =?UTF-8?Q?G=C3=BCnther_Noack?= CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , References: <20260924104831.1081137-1-caixinchen1@huawei.com> <20260924104831.1081137-10-caixinchen1@huawei.com> <20260926.a96402fcbd4b@gnoack.org> Content-Language: en-US From: Cai Xinchen In-Reply-To: <20260926.a96402fcbd4b@gnoack.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: kwepems100001.china.huawei.com (7.221.188.238) To whupemk100010.china.huawei.com (7.152.184.41) You are right. I will change in the next version On 9/26/2026 4:38 PM, Günther Noack wrote: > Nit: It feels like this comment about implicit timestamp updates > (especially the size change) should go in the top-level documentation > for the WRITE_METADATA right? setattr() can not result in a size > change, after all, AFAIK?