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=-4.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 24A87C4338F for ; Tue, 10 Aug 2021 07:12:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F0EC861051 for ; Tue, 10 Aug 2021 07:12:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229947AbhHJHMs (ORCPT ); Tue, 10 Aug 2021 03:12:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229470AbhHJHMn (ORCPT ); Tue, 10 Aug 2021 03:12:43 -0400 Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C20ACC0613D3; Tue, 10 Aug 2021 00:12:21 -0700 (PDT) Received: by mail-pl1-x635.google.com with SMTP id c16so19741111plh.7; Tue, 10 Aug 2021 00:12:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=cc:subject:to:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ehXmyKvN8kss/jfEeUYnXkhGYphO5Th0k62KABCdSyc=; b=QnkWXH3KfA1HA+w5xWE0trLsN+GUAK6H7yiuwuVHFfa4ATTh2vuxEOJnXwnm+gD9DC acrk9DXtXVEdG23LT+wy82QORBXcOyOxWttLxBO6wk3YuoamXaqjYjSkqdmF6gaI/10q S+PP9pkBGXpVpCwIRLpSOXN7M8jaLe+SQl2aaUFW4v+YPKrBGxDcEkYgGzNfYVF8maKZ XvOiJTVVFjB6fga9iq3BJhEGdu9//Kl5OCkTAlN4Xq2dLuuVKuPLxpfHrtziNKFxqpAL KT1QkcF0y+Erm9PHGmrIFKs1faBbFw8PFwhpcFS6pyZ1zTmf8QOQrzjbnFVR6pGYzsVd zo1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:cc:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ehXmyKvN8kss/jfEeUYnXkhGYphO5Th0k62KABCdSyc=; b=qXB0RHeqiNEaSSaX4D/ibsMs3zk7+R/2tWmfIUucur8gGlhqnbd1/niRDhCFNfaFiO lbeDA5WsIc2HumXwzPNNAVl9kjNwTysXj86jC+zwMAJnrjdOI+Q5cEImucGKnmDwFpuQ vRLbc4+AnZ6kPCvEZkq9f1rha1tPSNA2EroBvr1UczhBaX7fExQicRsH+5UbOyrMxvdk E57ECBJ49WYR0Ln97h9jMO6qGQT6GJwiWtVmWH/eB0idZVC19BzFWcwzB48SMVWKDMDg RhCgdmKjzpFWzNaZ3HPDcRROrAjG7+yXI6FgLQdEqCVoc9i0qam4yf8wxgN1+MKRnwxJ ZgQg== X-Gm-Message-State: AOAM533u2y1bCLD7qtzprGORb9ryDjNrjQ9cSIRm5W3DnBWyUtiIy4kt sQXAPCPE5GYMVGx6LXlODhQ= X-Google-Smtp-Source: ABdhPJxQ+/dMFZkiowAoR2uGvr2PJJpknfXC4mgX+YtBG2Z6ZrSLZNwpFA26VSpHW8a81yIMmjDVUw== X-Received: by 2002:a63:fd54:: with SMTP id m20mr308868pgj.104.1628579541307; Tue, 10 Aug 2021 00:12:21 -0700 (PDT) Received: from [192.168.1.71] (122-61-176-117-fibre.sparkbb.co.nz. [122.61.176.117]) by smtp.gmail.com with ESMTPSA id n1sm27941449pgt.63.2021.08.10.00.12.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 10 Aug 2021 00:12:20 -0700 (PDT) Cc: mtk.manpages@gmail.com, Alejandro Colomar , linux-fsdevel , lkml , linux-man , Christoph Hellwig Subject: Re: Questions re the new mount_setattr(2) manual page To: Christian Brauner References: From: "Michael Kerrisk (man-pages)" Message-ID: Date: Tue, 10 Aug 2021 09:12:14 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Christian, One more question... >> The propagation field is used to specify the propagation typ >> of the mount or mount tree. Mount propagation options are >> mutually exclusive; that is, the propagation values behave >> like an enum. The supported mount propagation types are: The manual page text doesn't actually say it, but if the 'propagation' field is 0, then this means leave the propagation type unchanged, right? This of course should be mentioned in the manual page. Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/