[PATCH 8/8] xfs: add back fdatasync support

[Dave Chinner]

On Mon, Feb 20, 2012 at 07:38:32PM -0500, Christoph Hellwig wrote:
> Add an in-memory only flag to say we logged timestamps only, and use it to
> check if fdatasync can optimize away the log force.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Looks good. Couple of minor things below.

Reviewed-by: Dave Chinner <dchinner at redhat.com>

> +/*
> + * The timestamps in the core are dirty, but not nessecarily anything
                                                    necessarily
> + * else.
> + *
> + * This is an incore only value store in ilf_fields & co, which must
> + * never make it to disk, unlike the other fields above.

That comment is a bit incoherent. Perhaps:

 * this is an incore-only flag stored in ili_fields which, unlike
 * the above flags, must never make it to disk in the ilf_fields.

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com