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perf evlist: Add fprintf method

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For debugging, etc.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-fjimge1ovgh976qlt8dtmlp0@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-09-06 14:54:11 -03:00
parent 42e1fb7760
commit 78f067b38b
2 changed files with 15 additions and 0 deletions
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13
tools/perf/util/evlist.c
View File

@ -889,3 +889,16 @@ int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *even
struct perf_evsel *evsel = perf_evlist__first(evlist);
return perf_evsel__parse_sample(evsel, event, sample, swapped);
}
size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp)
{
struct perf_evsel *evsel;
size_t printed = 0;
list_for_each_entry(evsel, &evlist->entries, node) {
printed += fprintf(fp, "%s%s", evsel->idx ? ", " : "",
perf_evsel__name(evsel));
}
return printed + fprintf(fp, "\n");;
}

2
tools/perf/util/evlist.h
View File

@ -143,4 +143,6 @@ static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
{
return list_entry(evlist->entries.prev, struct perf_evsel, node);
}
size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
#endif /* __PERF_EVLIST_H */