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-rw-r--r--Documentation/bpf/bpf_prog_run.rst117
-rw-r--r--Documentation/bpf/index.rst1
-rw-r--r--Documentation/trace/fprobe.rst174
-rw-r--r--Documentation/trace/index.rst1
-rw-r--r--arch/arm/net/bpf_jit_32.c4
-rw-r--r--arch/x86/net/bpf_jit_comp.c11
-rw-r--r--drivers/net/veth.c192
-rw-r--r--include/linux/bpf.h11
-rw-r--r--include/linux/bpf_local_storage.h7
-rw-r--r--include/linux/bpf_types.h1
-rw-r--r--include/linux/bpf_verifier.h4
-rw-r--r--include/linux/compiler-clang.h25
-rw-r--r--include/linux/compiler-gcc.h3
-rw-r--r--include/linux/compiler_types.h18
-rw-r--r--include/linux/filter.h3
-rw-r--r--include/linux/fprobe.h105
-rw-r--r--include/linux/ftrace.h3
-rw-r--r--include/linux/kprobes.h3
-rw-r--r--include/linux/rethook.h100
-rw-r--r--include/linux/sched.h3
-rw-r--r--include/linux/skbuff.h10
-rw-r--r--include/linux/skmsg.h13
-rw-r--r--include/linux/sort.h2
-rw-r--r--include/linux/trace_events.h7
-rw-r--r--include/linux/types.h1
-rw-r--r--include/net/xdp.h14
-rw-r--r--include/uapi/linux/bpf.h80
-rw-r--r--kernel/bpf/Kconfig1
-rw-r--r--kernel/bpf/bpf_inode_storage.c9
-rw-r--r--kernel/bpf/bpf_local_storage.c58
-rw-r--r--kernel/bpf/bpf_lsm.c21
-rw-r--r--kernel/bpf/bpf_task_storage.c10
-rw-r--r--kernel/bpf/btf.c166
-rw-r--r--kernel/bpf/core.c89
-rw-r--r--kernel/bpf/helpers.c9
-rw-r--r--kernel/bpf/preload/Makefile5
-rw-r--r--kernel/bpf/stackmap.c56
-rw-r--r--kernel/bpf/syscall.c28
-rw-r--r--kernel/bpf/verifier.c161
-rw-r--r--kernel/exit.c2
-rw-r--r--kernel/fork.c3
-rw-r--r--kernel/kallsyms.c4
-rw-r--r--kernel/trace/Kconfig26
-rw-r--r--kernel/trace/Makefile2
-rw-r--r--kernel/trace/bpf_trace.c348
-rw-r--r--kernel/trace/fprobe.c332
-rw-r--r--kernel/trace/ftrace.c58
-rw-r--r--kernel/trace/rethook.c317
-rw-r--r--lib/Kconfig.debug12
-rw-r--r--lib/Makefile2
-rw-r--r--lib/sort.c40
-rw-r--r--lib/test_fprobe.c174
-rw-r--r--net/bpf/test_run.c351
-rw-r--r--net/core/bpf_sk_storage.c23
-rw-r--r--net/core/filter.c153
-rw-r--r--net/core/skmsg.c17
-rw-r--r--net/core/xdp.c1
-rw-r--r--net/ipv4/tcp_bpf.c14
-rw-r--r--net/netfilter/nf_conntrack_bpf.c5
-rw-r--r--samples/Kconfig7
-rw-r--r--samples/Makefile1
-rw-r--r--samples/bpf/xdpsock_user.c6
-rw-r--r--samples/fprobe/Makefile3
-rw-r--r--samples/fprobe/fprobe_example.c120
-rw-r--r--security/integrity/ima/ima_main.c57
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-gen.rst25
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool.rst13
-rw-r--r--tools/bpf/bpftool/bash-completion/bpftool14
-rw-r--r--tools/bpf/bpftool/common.c2
-rw-r--r--tools/bpf/bpftool/feature.c152
-rw-r--r--tools/bpf/bpftool/gen.c587
-rw-r--r--tools/bpf/bpftool/main.h2
-rw-r--r--tools/bpf/bpftool/map.c9
-rw-r--r--tools/bpf/bpftool/pids.c8
-rw-r--r--tools/bpf/bpftool/prog.c2
-rw-r--r--tools/bpf/bpftool/skeleton/pid_iter.bpf.c22
-rw-r--r--tools/bpf/bpftool/skeleton/pid_iter.h2
-rw-r--r--tools/include/uapi/linux/bpf.h72
-rw-r--r--tools/lib/bpf/bpf.c13
-rw-r--r--tools/lib/bpf/bpf.h12
-rw-r--r--tools/lib/bpf/libbpf.c720
-rw-r--r--tools/lib/bpf/libbpf.h161
-rw-r--r--tools/lib/bpf/libbpf.map9
-rw-r--r--tools/lib/bpf/libbpf_internal.h5
-rw-r--r--tools/lib/bpf/libbpf_legacy.h4
-rw-r--r--tools/lib/bpf/libbpf_version.h2
-rw-r--r--tools/lib/bpf/xsk.c15
-rw-r--r--tools/scripts/Makefile.include4
-rw-r--r--tools/testing/selftests/bpf/.gitignore1
-rw-r--r--tools/testing/selftests/bpf/Makefile20
-rw-r--r--tools/testing/selftests/bpf/README.rst10
-rw-r--r--tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c14
-rw-r--r--tools/testing/selftests/bpf/cap_helpers.c67
-rw-r--r--tools/testing/selftests/bpf/cap_helpers.h19
-rwxr-xr-xtools/testing/selftests/bpf/ima_setup.sh35
-rw-r--r--tools/testing/selftests/bpf/network_helpers.c86
-rw-r--r--tools/testing/selftests/bpf/network_helpers.h9
-rw-r--r--tools/testing/selftests/bpf/prog_tests/bind_perm.c44
-rw-r--r--tools/testing/selftests/bpf/prog_tests/bpf_cookie.c179
-rw-r--r--tools/testing/selftests/bpf/prog_tests/btf_tag.c164
-rw-r--r--tools/testing/selftests/bpf/prog_tests/cgroup_attach_autodetach.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/cgroup_attach_multi.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/cgroup_attach_override.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/custom_sec_handlers.c176
-rw-r--r--tools/testing/selftests/bpf/prog_tests/find_vma.c30
-rw-r--r--tools/testing/selftests/bpf/prog_tests/global_data.c6
-rw-r--r--tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c323
-rw-r--r--tools/testing/selftests/bpf/prog_tests/obj_name.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/perf_branches.c4
-rw-r--r--tools/testing/selftests/bpf/prog_tests/perf_link.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/send_signal.c17
-rw-r--r--tools/testing/selftests/bpf/prog_tests/stacktrace_map_skip.c63
-rw-r--r--tools/testing/selftests/bpf/prog_tests/subprogs.c77
-rw-r--r--tools/testing/selftests/bpf/prog_tests/subskeleton.c78
-rw-r--r--tools/testing/selftests/bpf/prog_tests/tc_redirect.c89
-rw-r--r--tools/testing/selftests/bpf/prog_tests/test_ima.c149
-rw-r--r--tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c201
-rw-r--r--tools/testing/selftests/bpf/progs/btf_type_tag_percpu.c66
-rw-r--r--tools/testing/selftests/bpf/progs/ima.c66
-rw-r--r--tools/testing/selftests/bpf/progs/kprobe_multi.c100
-rw-r--r--tools/testing/selftests/bpf/progs/local_storage.c19
-rw-r--r--tools/testing/selftests/bpf/progs/stacktrace_map_skip.c68
-rw-r--r--tools/testing/selftests/bpf/progs/test_custom_sec_handlers.c63
-rw-r--r--tools/testing/selftests/bpf/progs/test_send_signal_kern.c2
-rw-r--r--tools/testing/selftests/bpf/progs/test_sk_lookup.c13
-rw-r--r--tools/testing/selftests/bpf/progs/test_sock_fields.c24
-rw-r--r--tools/testing/selftests/bpf/progs/test_subskeleton.c28
-rw-r--r--tools/testing/selftests/bpf/progs/test_subskeleton_lib.c61
-rw-r--r--tools/testing/selftests/bpf/progs/test_subskeleton_lib2.c16
-rw-r--r--tools/testing/selftests/bpf/progs/test_tc_dtime.c38
-rw-r--r--tools/testing/selftests/bpf/progs/test_xdp_do_redirect.c100
-rw-r--r--tools/testing/selftests/bpf/test_cgroup_storage.c2
-rwxr-xr-xtools/testing/selftests/bpf/test_lirc_mode2.sh5
-rw-r--r--tools/testing/selftests/bpf/test_lru_map.c4
-rwxr-xr-xtools/testing/selftests/bpf/test_lwt_ip_encap.sh10
-rw-r--r--tools/testing/selftests/bpf/test_sock_addr.c6
-rw-r--r--tools/testing/selftests/bpf/test_sockmap.c4
-rwxr-xr-xtools/testing/selftests/bpf/test_tunnel.sh2
-rw-r--r--tools/testing/selftests/bpf/test_verifier.c88
-rw-r--r--tools/testing/selftests/bpf/trace_helpers.c7
-rw-r--r--