Symbol: ip_tunnel_adj_headroom
net/ipv4/ip_tunnel.c
654
ip_tunnel_adj_headroom(dev, headroom);
net/ipv4/ip_tunnel.c
843
ip_tunnel_adj_headroom(dev, max_headroom);
net/ipv6/ip6_tunnel.c
1265
ip_tunnel_adj_headroom(dev, max_headroom);