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

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Message-ID: <tip-ca1b145761e9355f90bfae1f42c9d9194702066b@git.kernel.org>
Date:	Tue, 21 Aug 2012 09:25:37 -0700
From:	tip-bot for Robert Richter <robert.richter@....com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...nel.org, peterz@...radead.org, jolsa@...hat.com,
	robert.richter@....com, tglx@...utronix.de
Subject: [tip:perf/core] perf tools:
  Report number of pmu type of unknown events

Commit-ID:  ca1b145761e9355f90bfae1f42c9d9194702066b
Gitweb:     http://git.kernel.org/tip/ca1b145761e9355f90bfae1f42c9d9194702066b
Author:     Robert Richter <robert.richter@....com>
AuthorDate: Thu, 16 Aug 2012 21:10:18 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.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@....com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Peter Zijlstra <peterz@...radead.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@...hat.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;
 	}
 
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