Messages in this thread | ![/](/images/icornerl.gif) | | From | sunliming <> | Subject | [PATCH v4 0/3] tracing/user_events: Fix incorrect return value for writes when events are disabled and add its tests | Date | Mon, 26 Jun 2023 19:13:41 +0800 |
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Now the writing operation return the count of writes regardless of whether events are enabled or disabled. Fix this by just return -EBADF when events are disabled.
v3 -> v4: - Change the return value from zero to -EBADF
v2 -> v3: - Change the return value from -ENOENT to zero
v1 -> v2: - Change the return value from -EFAULT to -ENOENT
sunliming (3): tracing/user_events: Fix incorrect return value for writing operation when events are disabled selftests/user_events: Enable the event before write_fault test in ftrace self-test selftests/user_events: Add test cases when event is disabled
kernel/trace/trace_events_user.c | 3 ++- tools/testing/selftests/user_events/ftrace_test.c | 8 ++++++++ 2 files changed, 10 insertions(+), 1 deletion(-)
-- 2.25.1
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