From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Subject: Re: [PATCH] fs, dax: unify IOMAP_F_DIRTY read vs write handling
 policy in the dax core
Date: Mon, 13 Nov 2017 21:59:24 -0800
Message-ID: <20171114055924.GA15810@infradead.org>
References: <151062258598.8554.8157038002895095232.stgit@dwillia2-desk3.amr.corp.intel.com>
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Cc: Jan Kara <jack-AlSwsSmVLrQ@public.gmane.org>, "Darrick J. Wong" <darrick.wong-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
 linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org, Dave Chinner <david-FqsqvQoI3Ljby3iVrkZq2A@public.gmane.org>,
 linux-xfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
 linux-ext4-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Dan Williams <dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
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> -	if ((flags & IOMAP_WRITE) && xfs_ipincount(ip) &&
> -	    (ip->i_itemp->ili_fsync_fields & ~XFS_ILOG_TIMESTAMP))
> -		iomap->flags |= IOMAP_F_DIRTY;
> +	if (xfs_ipincount(ip))
> +		if (ip->i_itemp->ili_fsync_fields & ~XFS_ILOG_TIMESTAMP)
> +			iomap->flags |= IOMAP_F_DIRTY;

Please don't split up the conditional and make it harder to read.

With that fixed up this looks fine to me:

Reviewed-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>