[PATCH 2/8] perf tools: Report number of pmu type of unknown events

Robert Richter
2012-08-16T19:54:14Z

If detection fails and an event name is unknown, report the type
number. Example perf header output:

# Samples: 10K of event 'unknown attr type: 7'

Signed-off-by: Robert Richter <robert.richter@amd.com>
---
tools/perf/util/evsel.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 6c7dcc1..7ff3c8f 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -319,7 +319,8 @@ const char *perf_evsel__name(struct perf_evsel *evsel)
break;

default:
- scnprintf(bf, sizeof(bf), "%s", "unknown attr type");
+ scnprintf(bf, sizeof(bf), "unknown attr type: %d",
+ evsel->attr.type);
break;
}

--
1.7.8.6