1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_BPF_EVENT_H
3 #define __PERF_BPF_EVENT_H
4
5 #include <linux/compiler.h>
6 #include <linux/rbtree.h>
7 #include <api/fd/array.h>
8 #include <stdio.h>
9
10 struct bpf_prog_info;
11 struct machine;
12 union perf_event;
13 struct perf_env;
14 struct perf_sample;
15 struct perf_session;
16 struct record_opts;
17 struct evlist;
18 struct target;
19
20 struct bpf_metadata {
21 union perf_event *event;
22 char **prog_names;
23 __u64 nr_prog_names;
24 };
25
26 struct bpf_prog_info_node {
27 struct perf_bpil *info_linear;
28 struct bpf_metadata *metadata;
29 struct rb_node rb_node;
30 };
31
32 struct btf_node {
33 struct rb_node rb_node;
34 u32 id;
35 u32 data_size;
36 char data[];
37 };
38
39 #ifdef HAVE_LIBBPF_SUPPORT
40 int machine__process_bpf(struct machine *machine, union perf_event *event,
41 struct perf_sample *sample);
42 int evlist__add_bpf_sb_event(struct evlist *evlist, struct perf_env *env);
43 void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
44 struct perf_env *env,
45 FILE *fp);
46 void bpf_metadata_free(struct bpf_metadata *metadata);
47 #else
machine__process_bpf(struct machine * machine __maybe_unused,union perf_event * event __maybe_unused,struct perf_sample * sample __maybe_unused)48 static inline int machine__process_bpf(struct machine *machine __maybe_unused,
49 union perf_event *event __maybe_unused,
50 struct perf_sample *sample __maybe_unused)
51 {
52 return 0;
53 }
54
evlist__add_bpf_sb_event(struct evlist * evlist __maybe_unused,struct perf_env * env __maybe_unused)55 static inline int evlist__add_bpf_sb_event(struct evlist *evlist __maybe_unused,
56 struct perf_env *env __maybe_unused)
57 {
58 return 0;
59 }
60
__bpf_event__print_bpf_prog_info(struct bpf_prog_info * info __maybe_unused,struct perf_env * env __maybe_unused,FILE * fp __maybe_unused)61 static inline void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info __maybe_unused,
62 struct perf_env *env __maybe_unused,
63 FILE *fp __maybe_unused)
64 {
65
66 }
67
bpf_metadata_free(struct bpf_metadata * metadata __maybe_unused)68 static inline void bpf_metadata_free(struct bpf_metadata *metadata __maybe_unused)
69 {
70
71 }
72 #endif // HAVE_LIBBPF_SUPPORT
73 #endif
74