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Date: Fri, 19 Jun 2020 06:17:13 -0700 From: Christoph Hellwig <hch@...radead.org> To: Dave Chinner <david@...morbit.com> Cc: Masayoshi Mizuma <msys.mizuma@...il.com>, "J. Bruce Fields" <bfields@...ldses.org>, Eric Sandeen <sandeen@...deen.net>, "Darrick J. Wong" <darrick.wong@...cle.com>, Christoph Hellwig <hch@...radead.org>, Theodore Ts'o <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, Alexander Viro <viro@...iv.linux.org.uk>, Masayoshi Mizuma <m.mizuma@...fujitsu.com>, linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-xfs <linux-xfs@...r.kernel.org> Subject: Re: [PATCH] fs: i_version mntopt gets visible through /proc/mounts On Fri, Jun 19, 2020 at 08:39:48AM +1000, Dave Chinner wrote: > This will prevent SB_I_VERSION from being turned off at all. That > will break existing filesystems that allow SB_I_VERSION to be turned > off on remount, such as ext4. > > The manipulations here need to be in the filesystem specific code; > we screwed this one up so badly there is no "one size fits all" > behaviour that we can implement in the generic code... Yes. SB_I_VERSION should never be set by common code.
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