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perf tools: Continue processing header on unknown features

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A feature may be unknown if perf.data is created and parsed on different
perf tool versions. This should not stop the header to be processed,
instead continue processing it.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1323248577-11268-2-git-send-email-robert.richter@amd.com
Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Robert Richter 2011-12-07 10:02:51 +01:00 committed by Arnaldo Carvalho de Melo
parent 8cdfa78a88
commit f7a8a13364
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/header.c
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@ -1109,7 +1109,7 @@ static int perf_file_section__fprintf_info(struct perf_file_section *section,
}
if (feat < HEADER_TRACE_INFO || feat >= HEADER_LAST_FEATURE) {
pr_warning("unknown feature %d\n", feat);
return -1;
return 0;
}
if (!feat_ops[feat].print)
return 0;