On Mon, Dec 07, 2020 at 08:15:28PM +0000, Vladimir Oltean wrote:

On Mon, Dec 07, 2020 at 08:43:18PM +0100, Rasmus Villemoes wrote:

quoted

# uname -a
Linux (none) 5.10.0-rc7-00035-g66d777e1729d #194 Mon Dec 7 16:00:30 CET
2020 ppc GNU/Linux
# devlink dev
mdio_bus/mdio@e0102120:10
# mv88e6xxx_dump --device mdio_bus/mdio@e0102120:10 --vtu
VTU:
Error: devlink: The requested region does not exist.
devlink answers: Invalid argument
Unable to snapshot vtu

VTU dumping is new. It is in net-next, but not 5.10-rc7.  atu, global1
and global2 are part for 5.10-rc7.

     Andrew