probe::netdev.change_mtu - Called when the netdev MTU is changed

       probe::netdev.change_mtu - Called when the netdev MTU is changed

tapset::networking(3stap)

SystemTap Tapset Reference                         April 2024                          PROBE::NETDEV.CHAN(3stap)

       netdev.change_mtu

new_mtu
           The new MTU

       dev_name
           The device that will have the MTU changed

       old_mtu
           The current MTU