diff options
| author |   David Ahern <dsahern@gmail.com> | 2018-05-21 09:08:14 -0700 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2018-05-22 10:51:09 +0200 |
| commit | 901731b882d77dc53897aec45015ced42d56fe4c (patch) | |
| tree | 07c27d09002feed8c9429759dc8a1bd844c09e27 /include/net/ip6_fib.h | |
| parent | net/ipv4: Add helper to return path MTU based on fib result (diff) | |
| download | linux-dev-901731b882d77dc53897aec45015ced42d56fe4c.tar.xz linux-dev-901731b882d77dc53897aec45015ced42d56fe4c.zip | |
net/ipv6: Add helper to return path MTU based on fib result
Determine path MTU from a FIB lookup result. Logic is based on
ip6_dst_mtu_forward plus lookup of nexthop exception.
Add ip6_dst_mtu_forward to ipv6_stubs to handle access by core
bpf code.
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include/net/ip6_fib.h')
| -rw-r--r-- | include/net/ip6_fib.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index cc70f6da8462..7897efe80727 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -412,6 +412,12 @@ static inline struct net_device *fib6_info_nh_dev(const struct fib6_info *f6i) return f6i->fib6_nh.nh_dev; } +static inline +struct lwtunnel_state *fib6_info_nh_lwt(const struct fib6_info *f6i) +{ + return f6i->fib6_nh.nh_lwtstate; +} + void inet6_rt_notify(int event, struct fib6_info *rt, struct nl_info *info, unsigned int flags); |