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libbpf: Add support for prog_tracing

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Cleanup libbpf from expected_attach_type == attach_btf_id hack
and introduce BPF_PROG_TYPE_TRACING.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20191030223212.953010-3-ast@kernel.org
This commit is contained in:
Alexei Starovoitov
2019-10-30 15:32:12 -07:00
committed by Andrii Nakryiko
parent d7a137510a
commit 15de8ad80d
7 changed files with 71 additions and 28 deletions
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5
src/bpf.h
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@@ -78,7 +78,10 @@ struct bpf_load_program_attr {
size_t insns_cnt;
const char *license;
__u32 kern_version;
__u32 prog_ifindex;
union {
__u32 prog_ifindex;
__u32 attach_btf_id;
};
__u32 prog_btf_fd;
__u32 func_info_rec_size;
const void *func_info;