Re: [PATCH net] ip6_tunnel: Account for tunnel header in tunnel MTU

2017-01-16 Thread David Miller
From: Jakub Sitnicki Date: Fri, 13 Jan 2017 10:12:20 +0100 > With ip6gre we have a tunnel header which also makes the tunnel MTU > smaller. We need to reserve room for it. Previously we were using up > space reserved for the Tunnel Encapsulation Limit option > header (RFC 2473). > > Also, after

[PATCH net] ip6_tunnel: Account for tunnel header in tunnel MTU

2017-01-13 Thread Jakub Sitnicki
With ip6gre we have a tunnel header which also makes the tunnel MTU smaller. We need to reserve room for it. Previously we were using up space reserved for the Tunnel Encapsulation Limit option header (RFC 2473). Also, after commit b05229f44228 ("gre6: Cleanup GREv6 transmit path, call common GRE