perf tools: Continue processing header on unknown features
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>
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@ -1109,7 +1109,7 @@ static int perf_file_section__fprintf_info(struct perf_file_section *section,
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}
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if (feat < HEADER_TRACE_INFO || feat >= HEADER_LAST_FEATURE) {
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pr_warning("unknown feature %d\n", feat);
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return -1;
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return 0;
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}
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if (!feat_ops[feat].print)
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return 0;
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