Re:Re: [PATCH] linux/trace_events.h: Remove duplicate struct declaration

From: 万家兵
Date: Mon Mar 29 2021 - 23:44:44 EST



>On Tue, 30 Mar 2021 09:55:17 +0800>Wan Jiabing <wanjiabing@xxxxxxxx> wrote:
>
>> struct trace_array is declared twice. One has been declared
>> at forward struct declaration. Remove the duplicate.
>> And sort these forward declarations alphabetically.
>
>Um, no that's not how we sort things.
>
>>
>> Signed-off-by: Wan Jiabing <wanjiabing@xxxxxxxx>
>> ---
>> include/linux/trace_events.h | 7 +++----
>> 1 file changed, 3 insertions(+), 4 deletions(-)
>>
>> diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
>> index 28e7af1406f2..29ae3ec5cab9 100644
>> --- a/include/linux/trace_events.h
>> +++ b/include/linux/trace_events.h
>> @@ -10,11 +10,11 @@
>> #include <linux/perf_event.h>
>> #include <linux/tracepoint.h>
>>
>> -struct trace_array;
>> struct array_buffer;
>> -struct tracer;
>> -struct dentry;
>> struct bpf_prog;
>> +struct dentry;
>> +struct tracer;
>> +struct trace_array;
>
>NAK to the above. If anything, we sort it by length. But the above doesn't
>need to be touched.
>

OK, I know. I resend the v2.
Please review.

Yours,
Wan Jiabing

>>
>> const char *trace_print_flags_seq(struct trace_seq *p, const char *delim,
>> unsigned long flags,
>> @@ -404,7 +404,6 @@ trace_get_fields(struct trace_event_call *event_call)
>> return event_call->class->get_fields(event_call);
>> }
>>
>> -struct trace_array;
>
>This part is fine.
>
>Thanks,
>
>-- Steve
>
>> struct trace_subsystem_dir;
>>
>> enum {
>