diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-08-07 22:19:05 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-08-08 21:55:58 +0300 |
| commit | 78e890ea8683f7d570f911637b23b23d27be4aed (patch) | |
| tree | 06e74fa399e98744f89cc77ea1b41151726ca541 /tools/perf/util/bpf-loader.h | |
| parent | e0b6d2ef329098bd9780ec00a75db3b11922031a (diff) | |
| download | linux-78e890ea8683f7d570f911637b23b23d27be4aed.tar.xz | |
perf bpf: Make bpf__setup_output_event() return the bpf-output event
We're calling it to setup that event, and we'll need it later to decide
if the bpf-output event we're handling is the one setup for a specific
purpose, return it using ERR_PTR, etc.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-zhachv7il2n1lopt9aonwhu7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/bpf-loader.h')
| -rw-r--r-- | tools/perf/util/bpf-loader.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/tools/perf/util/bpf-loader.h b/tools/perf/util/bpf-loader.h index 8eca75145ac2..62d245a90e1d 100644 --- a/tools/perf/util/bpf-loader.h +++ b/tools/perf/util/bpf-loader.h @@ -43,6 +43,7 @@ enum bpf_loader_errno { __BPF_LOADER_ERRNO__END, }; +struct perf_evsel; struct bpf_object; struct parse_events_term; #define PERF_BPF_PROBE_GROUP "perf_bpf_probe" @@ -82,7 +83,7 @@ int bpf__apply_obj_config(void); int bpf__strerror_apply_obj_config(int err, char *buf, size_t size); int bpf__setup_stdout(struct perf_evlist *evlist); -int bpf__setup_output_event(struct perf_evlist *evlist, const char *name); +struct perf_evsel *bpf__setup_output_event(struct perf_evlist *evlist, const char *name); int bpf__strerror_setup_output_event(struct perf_evlist *evlist, int err, char *buf, size_t size); #else #include <errno.h> @@ -137,10 +138,10 @@ bpf__setup_stdout(struct perf_evlist *evlist __maybe_unused) return 0; } -static inline int +static inline struct perf_evsel * bpf__setup_output_event(struct perf_evlist *evlist __maybe_unused, const char *name __maybe_unused) { - return 0; + return NULL; } static inline int |