On Thu, 08 Oct 2020 16:08:57 +0200 Jesper Dangaard Brouer wrote: > V3: Drop enforcement of MTU in net-core, leave it to drivers Sorry for being late to the discussion. I absolutely disagree. We had cases in the past where HW would lock up if it was sent a frame with bad geometry. We will not be sprinkling validation checks across the drivers because some reconfiguration path may occasionally yield a bad packet, or it's hard to do something right with BPF.