Re: [PATCH] ipv6: Honor route mtu if it is within limit of dev mtu

2021-02-24 Thread David Ahern
On 2/22/21 9:32 AM, Kaustubh Pandey wrote: > When netdevice MTU is increased via sysfs, NETDEV_CHANGEMTU is raised. > > addrconf_notify -> rt6_mtu_change -> rt6_mtu_change_route -> > fib6_nh_mtu_change > > As part of handling NETDEV_CHANGEMTU notification we land up on a > condition where if rout

Re: [PATCH] ipv6: Honor route mtu if it is within limit of dev mtu

2021-02-24 Thread Jakub Kicinski
On Mon, 22 Feb 2021 22:02:35 +0530 Kaustubh Pandey wrote: > When netdevice MTU is increased via sysfs, NETDEV_CHANGEMTU is raised. > > addrconf_notify -> rt6_mtu_change -> rt6_mtu_change_route -> > fib6_nh_mtu_change > > As part of handling NETDEV_CHANGEMTU notification we land up on a > conditio

[PATCH] ipv6: Honor route mtu if it is within limit of dev mtu

2021-02-22 Thread Kaustubh Pandey
When netdevice MTU is increased via sysfs, NETDEV_CHANGEMTU is raised. addrconf_notify -> rt6_mtu_change -> rt6_mtu_change_route -> fib6_nh_mtu_change As part of handling NETDEV_CHANGEMTU notification we land up on a condition where if route mtu is less than dev mtu and route mtu equals ipv6_devc