[PATCH v3 0/4] tracing/user_events: Add empty arguments events

[sunliming]

This series patches fix the incorrect trace record for empty arguments
events and add correspondent selftests.

V3:
  Improve modification descriptions to maintain consistent formatting

v2:
  Change "i->count" to "i->count !=0 " to prevent compiler optimization
  Add correspondent selftests

sunliming (4):
  tracing/user_events: Fix the incorrect trace record for empty
    arguments events
  selftests/user_events: Add ftrace self-test for empty arguments events
  selftests/user_events: Clear the events after perf self-test
  selftests/user_events: Add perf self-test for empty arguments events

 kernel/trace/trace_events_user.c              |  4 +-
 .../selftests/user_events/ftrace_test.c       | 33 ++++++++
 .../testing/selftests/user_events/perf_test.c | 82 +++++++++++++++++++
 3 files changed, 117 insertions(+), 2 deletions(-)

-- 
2.25.1