perf tools: Handle PERF_RECORD_HEADER_EVENT_TYPE properly
We removed event types from data file in following commits:6065210
perf tools: Remove event types framework completely44b3c57
perf tools: Remove event types from perf data file We no longer need this information, because we can get it directly from tracepoints. But we still need to handle PERF_RECORD_HEADER_EVENT_TYPE event for the sake of old perf data files created in pipe mode like: $ perf.3.4 record -o - foo >perf.data $ perf.312 report -i - < perf.data Reported-by: Stephane Eranian <eranian@google.com> Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1391524668-12546-1-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -1008,6 +1008,12 @@ static int perf_session__process_user_event(struct perf_session *session, union
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if (err == 0)
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if (err == 0)
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perf_session__set_id_hdr_size(session);
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perf_session__set_id_hdr_size(session);
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return err;
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return err;
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case PERF_RECORD_HEADER_EVENT_TYPE:
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/*
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* Depreceated, but we need to handle it for sake
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* of old data files create in pipe mode.
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*/
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return 0;
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case PERF_RECORD_HEADER_TRACING_DATA:
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case PERF_RECORD_HEADER_TRACING_DATA:
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/* setup for reading amidst mmap */
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/* setup for reading amidst mmap */
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lseek(fd, file_offset, SEEK_SET);
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lseek(fd, file_offset, SEEK_SET);
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