On 2019/10/21 22:46, David Laight wrote: > From: Yunsheng Lin >> Sent: 21 October 2019 13:26 >> Currently the MTU of vlan netdevice is set to the same MTU >> of the lower device, which requires the underlying device >> to handle it as the comment has indicated: >> >> /* need 4 bytes for extra VLAN header info, >> * hope the underlying device can handle it. >> */ >> new_dev->mtu = real_dev->mtu; >> >> Currently most of the physical netdevs seems to handle above >> by reversing 2 * VLAN_HLEN for L2 packet len. > > s/reverse/reserve/g
Thanks. > > - > Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 > 1PT, UK > Registration No: 1397386 (Wales) > > > . >
