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SubjectRe: [PATCH -tip] tracing: use defined fields to print formats

* Lai Jiangshan <> wrote:

> It seems that ftrace_format_##call() and
> ftrace_define_fields_##call() are duplicate more or less.
> trace_define_field() defines fields and links them into strcut
> ftrace_event_call. We reuse them to print formats and remove
> ftrace_format_##call(). It make all things simpler.
> TRACE_EVENT_FORMAT_NOFILTER is dropped. Because we should
> "trace_define_field()" fields for all struct ftrace_event_call,
> even it's no filter.
> Signed-off-by: Lai Jiangshan <>
> ---
> diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
> index 5c093ff..738b33d 100644

Minor request for future patches: could you please include the
diffstat all the time? Makes it much easier to see the general
impact of a patch.


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