[PATCH 1/4] perf: Utility function to fetch arch from evsel

From: Ravi Bangoria
Date: Tue Jun 28 2016 - 07:38:37 EST


Add Utility function to fetch 'arch' from 'evsel'. (evsel->env->arch)

Signed-off-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxxxxxxx>
---
tools/perf/util/evsel.c | 7 +++++++
tools/perf/util/evsel.h | 2 ++
2 files changed, 9 insertions(+)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 1d8f2bb..0fea724 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -2422,3 +2422,10 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target,
err, strerror_r(err, sbuf, sizeof(sbuf)),
perf_evsel__name(evsel));
}
+
+char *perf_evsel__env_arch(struct perf_evsel *evsel)
+{
+ if (evsel && evsel->evlist && evsel->evlist->env)
+ return evsel->evlist->env->arch;
+ return NULL;
+}
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 828ddd1..86fed7a 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -435,4 +435,6 @@ typedef int (*attr__fprintf_f)(FILE *, const char *, const char *, void *);
int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr,
attr__fprintf_f attr__fprintf, void *priv);

+char *perf_evsel__env_arch(struct perf_evsel *evsel);
+
#endif /* __PERF_EVSEL_H */
--
2.5.5