Defined in 2 files as a macro:

• include/uapi/linux/mpls.h, line 30 (as a macro)
• tools/testing/selftests/bpf/progs/test_tc_tunnel.c, line 21 (as a macro)

Referenced in 8 files:

• drivers/net/ethernet/netronome/nfp/flower/action.c, line 94
• include/linux/mpls.h, line 8
• net/core/flow_dissector.c, line 538
• net/mpls/internal.h, line 183
• net/openvswitch/flow.c, line 807
• net/sched/act_mpls.c, line 44
• samples/bpf/sockex3_kern.c, line 238
• tools/testing/selftests/bpf/progs/test_tc_tunnel.c, line 50