perf tools: Add a user event for AUX area tracing errors

Errors encountered when decoding an AUX area trace need to be reported
to the user. However the "user" might be a script or another tool, so
provide a new user event to capture those errors.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1428594864-29309-8-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/tools/perf/util/tool.h b/tools/perf/util/tool.h
index 0146f8ef5cc3..20afe19a8eb0 100644
--- a/tools/perf/util/tool.h
+++ b/tools/perf/util/tool.h
@@ -50,7 +50,8 @@ struct perf_tool {
         event_oe        finished_round;
         event_op2       build_id,
                         id_index,
-                        auxtrace_info;
+                        auxtrace_info,
+                        auxtrace_error;
         event_op3       auxtrace;
         bool            ordered_events;
         bool            ordering_requires_timestamps;