On Tue, May 24, 2022 at 8:47 PM Arnd Bergmann <arnd@xxxxxxxx> wrote: > > On Tue, May 24, 2022 at 5:59 PM Sasha Levin <sashal@xxxxxxxxxx> wrote: > > > > # ip link set mtu 1410 dev eth0 > > > > The observed results: > > > > 1500 - good > > 1434 - bad > > 1400 - good > > 1410 - bad > > 1420 - good > > Does it require multiples of four? Maybe it just skips the last bytes? Nevermind, I missed that this was a backport of a merged patch, rather than a new one. Arnd