[PATCH v2] nvme: Add support for NVMe 1.3 Timestamp Feature

[Keith Busch]

On Thu, Jul 13, 2017 at 12:16:51PM -0600, Jon Derrick wrote:
> +	status = nvme_set_features(ctrl, NVME_FEAT_TIMESTAMP,
> +				   0, &ts, 8, NULL);

Minor nit: instead of hardcoded '8', sizeof(ts) makes it obvious what
that parameter means.