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-rw-r--r--Documentation/bpf/btf.rst870
-rw-r--r--Documentation/bpf/index.rst7
-rw-r--r--Documentation/networking/filter.txt15
-rw-r--r--arch/arm/net/bpf_jit_32.c53
-rw-r--r--arch/arm/net/bpf_jit_32.h2
-rw-r--r--arch/arm64/net/bpf_jit_comp.c37
-rw-r--r--arch/powerpc/include/asm/ppc-opcode.h1
-rw-r--r--arch/powerpc/net/bpf_jit.h4
-rw-r--r--arch/powerpc/net/bpf_jit_comp64.c120
-rw-r--r--arch/s390/net/bpf_jit_comp.c66
-rw-r--r--arch/x86/net/bpf_jit_comp.c46
-rw-r--r--arch/x86/net/bpf_jit_comp32.c121
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/jit.c139
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.h51
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/offload.c9
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/verifier.c74
-rw-r--r--include/linux/bpf.h10
-rw-r--r--include/linux/bpf_verifier.h6
-rw-r--r--include/linux/filter.h21
-rw-r--r--include/linux/skbuff.h5
-rw-r--r--include/net/net_namespace.h4
-rw-r--r--include/net/netns/xdp.h13
-rw-r--r--include/net/xdp_sock.h1
-rw-r--r--include/uapi/linux/bpf.h2
-rw-r--r--include/uapi/linux/xdp_diag.h72
-rw-r--r--kernel/bpf/btf.c104
-rw-r--r--kernel/bpf/core.c273
-rw-r--r--kernel/bpf/disasm.c34
-rw-r--r--kernel/bpf/offload.c35
-rw-r--r--kernel/bpf/verifier.c624
-rw-r--r--net/bpf/test_run.c82
-rw-r--r--net/core/filter.c22
-rw-r--r--net/core/flow_dissector.c92
-rw-r--r--net/xdp/Kconfig8
-rw-r--r--net/xdp/Makefile1
-rw-r--r--net/xdp/xdp_umem.c13
-rw-r--r--net/xdp/xsk.c36
-rw-r--r--net/xdp/xsk.h12
-rw-r--r--net/xdp/xsk_diag.c191
-rw-r--r--samples/bpf/bpf_insn.h20
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-cgroup.rst1
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-feature.rst85
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-map.rst29
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-net.rst1
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-perf.rst1
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-prog.rst1
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool.rst1
-rw-r--r--tools/bpf/bpftool/bash-completion/bpftool110
-rw-r--r--tools/bpf/bpftool/btf_dumper.c98
-rw-r--r--tools/bpf/bpftool/cfg.c9
-rw-r--r--tools/bpf/bpftool/feature.c764
-rw-r--r--tools/bpf/bpftool/main.c3
-rw-r--r--tools/bpf/bpftool/main.h4
-rw-r--r--tools/bpf/bpftool/map.c232
-rw-r--r--tools/bpf/bpftool/prog.c10
-rw-r--r--tools/include/linux/filter.h20
-rw-r--r--tools/include/uapi/linux/bpf.h2
-rw-r--r--tools/lib/bpf/Build2
-rw-r--r--tools/lib/bpf/Makefile17
-rw-r--r--tools/lib/bpf/libbpf.c46
-rw-r--r--tools/lib/bpf/libbpf.h14
-rw-r--r--tools/lib/bpf/libbpf.map7
-rw-r--r--tools/lib/bpf/libbpf_probes.c242
-rw-r--r--tools/testing/selftests/bpf/Makefile112
-rw-r--r--tools/testing/selftests/bpf/flow_dissector_load.c43
-rw-r--r--tools/testing/selftests/bpf/flow_dissector_load.h55
-rw-r--r--tools/testing/selftests/bpf/test_btf.c680
-rw-r--r--tools/testing/selftests/bpf/test_flow_dissector.c2
-rw-r--r--tools/testing/selftests/bpf/test_maps.c1
-rw-r--r--tools/testing/selftests/bpf/test_progs.c78
-rw-r--r--tools/testing/selftests/bpf/test_socket_cookie.c4
-rw-r--r--tools/testing/selftests/bpf/test_sockmap.c1
-rw-r--r--tools/testing/selftests/bpf/test_tcpnotify_user.c6
-rw-r--r--tools/testing/selftests/bpf/test_verifier.c15426
-rw-r--r--tools/testing/selftests/bpf/verifier/.gitignore1
-rw-r--r--tools/testing/selftests/bpf/verifier/and.c50
-rw-r--r--tools/testing/selftests/bpf/verifier/array_access.c219
-rw-r--r--tools/testing/selftests/bpf/verifier/basic.c23
-rw-r--r--tools/testing/selftests/bpf/verifier/basic_call.c50
-rw-r--r--tools/testing/selftests/bpf/verifier/basic_instr.c134
-rw-r--r--tools/testing/selftests/bpf/verifier/basic_stack.c64
-rw-r--r--tools/testing/selftests/bpf/verifier/basic_stx_ldx.c45
-rw-r--r--tools/testing/selftests/bpf/verifier/bounds.c508
-rw-r--r--tools/testing/selftests/bpf/verifier/bounds_deduction.c124
-rw-r--r--tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c406
-rw-r--r--tools/testing/selftests/bpf/verifier/bpf_get_stack.c44
-rw-r--r--tools/testing/selftests/bpf/verifier/calls.c1942
-rw-r--r--tools/testing/selftests/bpf/verifier/cfg.c70
-rw-r--r--tools/testing/selftests/bpf/verifier/cgroup_inv_retcode.c72
-rw-r--r--tools/testing/selftests/bpf/verifier/cgroup_skb.c197
-rw-r--r--tools/testing/selftests/bpf/verifier/cgroup_storage.c220
-rw-r--r--tools/testing/selftests/bpf/verifier/const_or.c60
-rw-r--r--tools/testing/selftests/bpf/verifier/ctx.c93
-rw-r--r--tools/testing/selftests/bpf/verifier/ctx_sk_msg.c180
-rw-r--r--tools/testing/selftests/bpf/verifier/ctx_skb.c1033
-rw-r--r--tools/testing/selftests/bpf/verifier/dead_code.c159
-rw-r--r--tools/testing/selftests/bpf/verifier/direct_packet_access.c633
-rw-r--r--tools/testing/selftests/bpf/verifier/direct_stack_access_wraparound.c40
-rw-r--r--tools/testing/selftests/bpf/verifier/div0.c184
-rw-r--r--tools/testing/selftests/bpf/verifier/div_overflow.c104
-rw-r--r--tools/testing/selftests/bpf/verifier/helper_access_var_len.c614
-rw-r--r--tools/testing/selftests/bpf/verifier/helper_packet_access.c460
-rw-r--r--tools/testing/selftests/bpf/verifier/helper_value_access.c953
-rw-r--r--tools/testing/selftests/bpf/verifier/jit.c88
-rw-r--r--tools/testing/selftests/bpf/verifier/jmp32.c724
-rw-r--r--tools/testing/selftests/bpf/verifier/jset.c165
-rw-r--r--tools/testing/selftests/bpf/verifier/jump.c180
-rw-r--r--tools/testing/selftests/bpf/verifier/junk_insn.c45
-rw-r--r--tools/testing/selftests/bpf/verifier/ld_abs.c286
-rw-r--r--tools/testing/selftests/bpf/verifier/ld_dw.c36
-rw-r--r--tools/testing/selftests/bpf/verifier/ld_imm64.c141
-rw-r--r--tools/testing/selftests/bpf/verifier/ld_ind.c72
-rw-r--r--tools/testing/selftests/bpf/verifier/leak_ptr.c67
-rw-r--r--tools/testing/selftests/bpf/verifier/lwt.c189
-rw-r--r--tools/testing/selftests/bpf/verifier/map_in_map.c62
-rw-r--r--tools/testing/selftests/bpf/verifier/map_ptr_mixing.c100
-rw-r--r--tools/testing/selftests/bpf/verifier/map_ret_val.c65
-rw-r--r--tools/testing/selftests/bpf/verifier/masking.c322
-rw-r--r--tools/testing/selftests/bpf/verifier/meta_access.c235
-rw-r--r--tools/testing/selftests/bpf/verifier/perf_event_sample_period.c59
-rw-r--r--tools/testing/selftests/bpf/verifier/prevent_map_lookup.c74
-rw-r--r--tools/testing/selftests/bpf/verifier/raw_stack.c305
-rw-r--r--tools/testing/selftests/bpf/verifier/ref_tracking.c607
-rw-r--r--tools/testing/selftests/bpf/verifier/runtime_jit.c80
-rw-r--r--tools/testing/selftests/bpf/verifier/search_pruning.c156
-rw-r--r--tools/testing/selftests/bpf/verifier/spill_fill.c75
-rw-r--r--tools/testing/selftests/bpf/verifier/stack_ptr.c317
-rw-r--r--tools/testing/selftests/bpf/verifier/uninit.c39
-rw-r--r--tools/testing/selftests/bpf/verifier/unpriv.c521
-rw-r--r--tools/testing/selftests/bpf/verifier/value.c104
-rw-r--r--tools/testing/selftests/bpf/verifier/value_adj_spill.c43
-rw-r--r--tools/testing/selftests/bpf/verifier/value_illegal_alu.c94
-rw-r--r--tools/testing/selftests/bpf/verifier/value_or_null.c152
-rw-r--r--tools/testing/selftests/bpf/verifier/value_ptr_arith.c792
-rw-r--r--tools/testing/selftests/bpf/verifier/var_off.c66
-rw-r--r--tools/testing/selftests/bpf/verifier/xadd.c97
-rw-r--r--tools/testing/selftests/bpf/verifier/xdp.c