1 files changed, 2 insertions, 0 deletions

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index fb25d1329218..8109a907841e 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -14,6 +14,8 @@ void event_attr_init(struct perf_event_attr *attr)
                 attr->exclude_host  = 1;
         if (!perf_guest)
                 attr->exclude_guest = 1;
+        /* to capture ABI version */
+        attr->size = sizeof(*attr);
 }
 
 int mkdir_p(char *path, mode_t mode)