linux-kernel - Re: [PATCH v4 05/19] afs: convert to new i

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Message-ID: <5112.1514913610@warthog.procyon.org.uk>
Date:   Tue, 02 Jan 2018 17:20:10 +0000
From:   David Howells <dhowells@...hat.com>
To:     Jeff Layton <jlayton@...nel.org>
Cc:     dhowells@...hat.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk,
        linux-nfs@...r.kernel.org, bfields@...ldses.org, neilb@...e.de,
        jack@...e.de, linux-ext4@...r.kernel.org, tytso@....edu,
        adilger.kernel@...ger.ca, linux-xfs@...r.kernel.org,
        darrick.wong@...cle.com, david@...morbit.com,
        linux-btrfs@...r.kernel.org, clm@...com, jbacik@...com,
        dsterba@...e.com, linux-integrity@...r.kernel.org,
        zohar@...ux.vnet.ibm.com, dmitry.kasatkin@...il.com,
        linux-afs@...ts.infradead.org, jaltman@...istor.com
Subject: Re: [PATCH v4 05/19] afs: convert to new i_version API

Jeff Layton <jlayton@...nel.org> wrote:

> Note that AFS has quite a different definition for this counter. AFS
> only increments it on changes to the data, not for the metadata.

This also applies to AFS directories: create, mkdir, unlink, rmdir, link,
symlink, rename, and mountpoint creation/removal all bump the data version
number on a directory by exactly one if they change it.

David