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| author | Yonghong Song <yhs@fb.com> | 2017-10-05 09:19:23 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-07 23:05:57 +0100 |
| commit | 81b9cf8028a17bdbdaa0da80b735b32150d4e89e (patch) | |
| tree | b5ec33cc6476e31c8e30c6623e635c6b75be80ae /tools/include | |
| parent | 4bebdc7a85aa400c0222b5329861e4ad9252f1e5 (diff) | |
| download | op-kernel-dev-81b9cf8028a17bdbdaa0da80b735b32150d4e89e.zip op-kernel-dev-81b9cf8028a17bdbdaa0da80b735b32150d4e89e.tar.gz | |
bpf: add a test case for helper bpf_perf_prog_read_value
The bpf sample program trace_event is enhanced to use the new
helper to print out enabled/running time.
Signed-off-by: Yonghong Song <yhs@fb.com>
Acked-by: Alexei Starovoitov <ast@fb.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/include')
| -rw-r--r-- | tools/include/uapi/linux/bpf.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index cdf6c4f..0894fd2 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -698,7 +698,8 @@ union bpf_attr { FN(sk_redirect_map), \ FN(sock_map_update), \ FN(xdp_adjust_meta), \ - FN(perf_event_read_value), + FN(perf_event_read_value), \ + FN(perf_prog_read_value), /* integer value in 'imm' field of BPF_CALL instruction selects which helper * function eBPF program intends to call |
