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_prog_info_node {
21 	struct perf_bpil		*info_linear;
22 	struct rb_node			rb_node;
23 };
24 
25 struct btf_node {
26 	struct rb_node	rb_node;
27 	u32		id;
28 	u32		data_size;
29 	char		data[];
30 };
31 
32 #ifdef HAVE_LIBBPF_SUPPORT
33 int machine__process_bpf(struct machine *machine, union perf_event *event,
34 			 struct perf_sample *sample);
35 int evlist__add_bpf_sb_event(struct evlist *evlist, struct perf_env *env);
36 void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
37 				      struct perf_env *env,
38 				      FILE *fp);
39 #else
machine__process_bpf(struct machine * machine __maybe_unused,union perf_event * event __maybe_unused,struct perf_sample * sample __maybe_unused)40 static inline int machine__process_bpf(struct machine *machine __maybe_unused,
41 				       union perf_event *event __maybe_unused,
42 				       struct perf_sample *sample __maybe_unused)
43 {
44 	return 0;
45 }
46 
evlist__add_bpf_sb_event(struct evlist * evlist __maybe_unused,struct perf_env * env __maybe_unused)47 static inline int evlist__add_bpf_sb_event(struct evlist *evlist __maybe_unused,
48 					   struct perf_env *env __maybe_unused)
49 {
50 	return 0;
51 }
52 
__bpf_event__print_bpf_prog_info(struct bpf_prog_info * info __maybe_unused,struct perf_env * env __maybe_unused,FILE * fp __maybe_unused)53 static inline void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info __maybe_unused,
54 						    struct perf_env *env __maybe_unused,
55 						    FILE *fp __maybe_unused)
56 {
57 
58 }
59 #endif // HAVE_LIBBPF_SUPPORT
60 #endif
61