On Tue, Aug 21, 2012 at 05:11:57PM +0800, Jeff Liu wrote: > Introduce helpers to probe data or hole offset from page cache. > > Signed-off-by: Jie Liu <jeff.liu at oracle.com> Looks good. Reviewed-by: Dave Chinner <dchinner at redhat.com> -- Dave Chinner david at fromorbit.com