Defined in 1 files as a macro:

• include/uapi/linux/if_tunnel.h, line 25 (as a macro)

Referenced in 8 files:

• include/net/gre.h
  • line 58
  • line 81
• include/uapi/linux/if_tunnel.h, line 35
• net/core/flow_dissector.c, line 398
• net/ipv4/gre_demux.c, line 75
• net/ipv4/ip_gre.c
  • line 542
  • line 794
• net/ipv6/ip6_gre.c
  • line 384
  • line 869
  • line 1181
• samples/bpf/sockex2_kern.c, line 137
• samples/bpf/sockex3_kern.c, line 156