[KLUG Members] How do I resize a root LV?

[Bruce Smith]

> > I want to shrink a LV mounted as root ....
> 
> If using XFS see the xfs utilites as XFS can be resized online.

Can you _shrink_ an XFS volume?

xfs_growfs(1) talks about growing but not shrinking,
and no other utility jumps out at me to do XFS shrinking.

 - BS