On Fri, Sep 14, 2018 at 01:44:42AM +0800, Liu Bo wrote: > As long as @eb is marked with EXTENT_BUFFER_DIRTY, all of its pages > are dirty, so no need to set pages dirty again. > > Ftrace showed that the loop took 10us on my dev box, so removing this > can save us at least 10us if eb is already dirty. > > Signed-off-by: Liu Bo <bo.liu@xxxxxxxxxxxxxxxxx> Reviewed-by: David Sterba <dsterba@xxxxxxxx>
