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[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/