[PATCH v3 1/4] perf: Utility function to fetch arch

[Ravi Bangoria]

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

Signed-off-by: Ravi Bangoria <ravi.bango...@linux.vnet.ibm.com>
---
Change in v3:
  - No changes

 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