linux-ext4 - Re: [PATCH 06/13] ext4: Drop special handling of journalled data from ext4_sync

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Message-ID: <20230330082146.muy4j4ehf3l7w3xi@quack3>
Date:   Thu, 30 Mar 2023 10:21:46 +0200
From:   Jan Kara <jack@...e.cz>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Jan Kara <jack@...e.cz>, Ted Tso <tytso@....edu>,
        linux-ext4@...r.kernel.org
Subject: Re: [PATCH 06/13] ext4: Drop special handling of journalled data
 from ext4_sync_file()

On Wed 29-03-23 17:05:45, Christoph Hellwig wrote:
> On Wed, Mar 29, 2023 at 05:49:37PM +0200, Jan Kara wrote:
> >  	/*
> > -	 * data=writeback,ordered:
> >  	 *  The caller's filemap_fdatawrite()/wait will sync the data.
> >  	 *  Metadata is in the journal, we wait for proper transaction to
> >  	 *  commit here.
> 
> Nit: without the list, the two space indent looks a bit weird here.
> 
> >  	if (!sbi->s_journal)
> >  		ret = ext4_fsync_nojournal(inode, datasync, &needs_barrier);
> > -	else if (ext4_should_journal_data(inode))
> > -		ret = ext4_force_commit(inode->i_sb);
> >  	else
> >  		ret = ext4_fsync_journal(inode, datasync, &needs_barrier);
> 
> Also if there is not journale the above comment doesn't make much sense.
> But I'm really not sure the comment adds any value to start with, so
> maybe just drop it entirely?

Hum, right. I'll just drop the whole comment. Thanks for the suggestion.

								Honza


-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR