Provided by: systemtap-doc_4.2-3ubuntu0.1_all 

NAME
probe::netdev.change_mtu - Called when the netdev MTU is changed
SYNOPSIS
netdev.change_mtu
VALUES
dev_name The device that will have the MTU changed new_mtu The new MTU old_mtu The current MTU
SEE ALSO
tapset::networking(3stap) SystemTap Tapset Reference November 2019 PROBE::NETDEV.CHAN(3stap)