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-rw-r--r--tools/perf/builtin-report.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 1eab50ac1ef6..760e886ca9d9 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -469,10 +469,11 @@ static int report__browse_hists(struct report *rep)
return ret;
}
-static void report__collapse_hists(struct report *rep)
+static int report__collapse_hists(struct report *rep)
{
struct ui_progress prog;
struct perf_evsel *pos;
+ int ret = 0;
ui_progress__init(&prog, rep->nr_entries, "Merging related events...");
@@ -484,7 +485,9 @@ static void report__collapse_hists(struct report *rep)
hists->socket_filter = rep->socket_filter;
- hists__collapse_resort(hists, &prog);
+ ret = hists__collapse_resort(hists, &prog);
+ if (ret < 0)
+ break;
/* Non-group events are considered as leader */
if (symbol_conf.event_group &&
@@ -497,6 +500,7 @@ static void report__collapse_hists(struct report *rep)
}
ui_progress__finish();
+ return ret;
}
static void report__output_resort(struct report *rep)
@@ -564,7 +568,11 @@ static int __cmd_report(struct report *rep)
}
}
- report__collapse_hists(rep);
+ ret = report__collapse_hists(rep);
+ if (ret) {
+ ui__error("failed to process hist entry\n");
+ return ret;
+ }
if (session_done())
return 0;