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 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 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 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 68 static inline void bpf_metadata_free(struct bpf_metadata *metadata __maybe_unused) 69 { 70 71 } 72 #endif // HAVE_LIBBPF_SUPPORT 73 #endif 74