diff mbox series

[v4,06/17] perf jevents: Provide path to json file on error

Message ID 20220804221816.1802790-7-irogers@google.com (mailing list archive)
State New, archived
Headers show
Series Compress the pmu_event tables | expand

Commit Message

Ian Rogers Aug. 4, 2022, 10:18 p.m. UTC 
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@google.com>
---
 tools/perf/pmu-events/jevents.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index 98d18d5c3830..12d2daf3570c 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -224,7 +224,12 @@  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: