[PATCH v1 05/15] perf jevents: Provide path to json file on error

[Ian Rogers]

If a JSONDecoderError or similar is raised then it is useful to know the
path. Print this and then raise the exception agan.

Signed-off-by: Ian Rogers <irogers at google.com>
---
 tools/perf/pmu-events/jevents.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index c53c744da56b..7d5110327468 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -225,7 +225,12 @@ class JsonEvent:
 
 def read_json_events(path: str) -> Sequence[JsonEvent]:
   """Read json events from the specified file."""
-  return json.load(open(path), object_hook=lambda d: JsonEvent(d))
+
+  try:
+    return json.load(open(path), object_hook=lambda d: JsonEvent(d))
+  except BaseException as err:
+    print(f"Exception processing {path}")
+    raise
 
 
 def preprocess_arch_std_files(archpath: str) -> None:
-- 
2.37.0.170.g444d1eabd0-goog