diff options
Diffstat (limited to 'tools/perf/util/annotate.c')
-rw-r--r-- | tools/perf/util/annotate.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 7a6a85f9fea6..a7111871440e 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -2037,6 +2037,37 @@ int symbol__annotate_fprintf2(struct symbol *sym, FILE *fp) return 0; } +int map_symbol__annotation_dump(struct map_symbol *ms, struct perf_evsel *evsel) +{ + const char *ev_name = perf_evsel__name(evsel); + char buf[1024]; + char *filename; + int err = -1; + FILE *fp; + + if (asprintf(&filename, "%s.annotation", ms->sym->name) < 0) + return -1; + + fp = fopen(filename, "w"); + if (fp == NULL) + goto out_free_filename; + + if (perf_evsel__is_group_event(evsel)) { + perf_evsel__group_desc(evsel, buf, sizeof(buf)); + ev_name = buf; + } + + fprintf(fp, "%s() %s\nEvent: %s\n\n", + ms->sym->name, ms->map->dso->long_name, ev_name); + symbol__annotate_fprintf2(ms->sym, fp); + + fclose(fp); + err = 0; +out_free_filename: + free(filename); + return err; +} + void symbol__annotate_zero_histogram(struct symbol *sym, int evidx) { struct annotation *notes = symbol__annotation(sym); |