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From:   Andreas Dilger <adilger@dilger.ca>
Message-Id: <6F2B356A-F952-4DC0-93DA-67D195029265@dilger.ca>
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Subject: Re: [RFC PATCH v4 2/4] jbd2, ext4, ocfs2: introduce/use journal
 callbacks j_submit|finish_inode_data_buffers()
Date:   Mon, 28 Sep 2020 20:28:13 -0600
In-Reply-To: <20200928194103.244692-3-mfo@canonical.com>
Cc:     Jan Kara <jack@suse.cz>, linux-ext4@vger.kernel.org,
        dann frazier <dann.frazier@canonical.com>
To:     Mauricio Faria de Oliveira <mfo@canonical.com>
References: <20200928194103.244692-1-mfo@canonical.com>
 <20200928194103.244692-3-mfo@canonical.com>
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On Sep 28, 2020, at 1:41 PM, Mauricio Faria de Oliveira =
<mfo@canonical.com> wrote:
>=20
> Introduce journal callbacks to allow different behaviors
> for an inode in journal_submit|finish_inode_data_buffers().
>=20
> The existing users of the current behavior (ext4, ocfs2)
> are adapted to use the previously exported functions
> that implement the current behavior.
>=20
> Users are callers of jbd2_journal_inode_ranged_write|wait(),
> which adds the inode to the transaction's inode list with
> the JI_WRITE|WAIT_DATA flags. Only ext4 and ocfs2 in-tree.
>=20
> Both CONFIG_EXT4_FS and CONFIG_OCSFS2_FS select CONFIG_JBD2,
> which builds fs/jbd2/commit.c and journal.c that define and
> export the functions, so we can call directly in ext4/ocfs2.
>=20
> Signed-off-by: Mauricio Faria de Oliveira <mfo@canonical.com>
> Suggested-by: Jan Kara <jack@suse.cz>
> Reviewed-by: Jan Kara <jack@suse.cz>

Reviewed-by: Andreas Dilger <adilger@dilger.ca>

Cheers, Andreas


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