[tip:perf/core] perf tools: Report number of pmu type of unknown events

tip-bot for Robert Richter
2012-08-21T16:25:59Z

Commit-ID: ca1b145761e9355f90bfae1f42c9d9194702066b
Gitweb: http://git.kernel.org/tip/ca1b145761e9355f90bfae1f42c9d9194702066b
Author: Robert Richter <robert.richter@amd.com>
AuthorDate: Thu, 16 Aug 2012 21:10:18 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Fri, 17 Aug 2012 13:11:29 -0300

perf tools: Report number of pmu type of unknown events

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>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1345144224-27280-3-git-send-email-robert.richter@amd.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.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;
}