diff options
Diffstat (limited to 'tools/perf/util/bpf-loader.h')
| -rw-r--r-- | tools/perf/util/bpf-loader.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tools/perf/util/bpf-loader.h b/tools/perf/util/bpf-loader.h index f402d7c..b819622 100644 --- a/tools/perf/util/bpf-loader.h +++ b/tools/perf/util/bpf-loader.h @@ -11,11 +11,18 @@ #include "debug.h" struct bpf_object; +#define PERF_BPF_PROBE_GROUP "perf_bpf_probe" #ifdef HAVE_LIBBPF_SUPPORT struct bpf_object *bpf__prepare_load(const char *filename); void bpf__clear(void); + +int bpf__probe(struct bpf_object *obj); +int bpf__unprobe(struct bpf_object *obj); +int bpf__strerror_probe(struct bpf_object *obj, int err, + char *buf, size_t size); + #else static inline struct bpf_object * bpf__prepare_load(const char *filename __maybe_unused) @@ -25,5 +32,28 @@ bpf__prepare_load(const char *filename __maybe_unused) } static inline void bpf__clear(void) { } + +static inline int bpf__probe(struct bpf_object *obj __maybe_unused) { return 0;} +static inline int bpf__unprobe(struct bpf_object *obj __maybe_unused) { return 0;} + +static inline int +__bpf_strerror(char *buf, size_t size) +{ + if (!size) + return 0; + strncpy(buf, + "ERROR: eBPF object loading is disabled during compiling.\n", + size); + buf[size - 1] = '\0'; + return 0; +} + +static inline int +bpf__strerror_probe(struct bpf_object *obj __maybe_unused, + int err __maybe_unused, + char *buf, size_t size) +{ + return __bpf_strerror(buf, size); +} #endif #endif |