On 10/2/2017 7:58 PM, Jiri Olsa wrote:
> On Thu, Sep 28, 2017 at 08:45:21PM +0800, Jin Yao wrote:
> 
> SNIP
> 
>> diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
>> index 9092de0..7fd3063 100644
>> --- a/tools/perf/builtin-script.c
>> +++ b/tools/perf/builtin-script.c
>> @@ -1357,6 +1357,8 @@ static void print_sample_synth(struct perf_sample 
>> *sample,
>>      }
>>  }
>>  
>> +#define PTIME_RANGE_MAX     10
>> +
>>  struct perf_script {
>>      struct perf_tool        tool;
>>      struct perf_session     *session;
>> @@ -1370,6 +1372,8 @@ struct perf_script {
>>      int                     name_width;
>>      const char              *time_str;
>>      struct perf_time_interval ptime;
>> +    struct perf_time_interval ptime_range[PTIME_RANGE_MAX];
>> +    int                     range_num;
>>  };
>>  
>>  static int perf_evlist__max_name_len(struct perf_evlist *evlist)
>> @@ -1565,8 +1569,11 @@ static int process_sample_event(struct perf_tool 
>> *tool,
>>      struct perf_script *scr = container_of(tool, struct perf_script, tool);
>>      struct addr_location al;
>>  
>> -    if (perf_time__skip_sample(&scr->ptime, sample->time))
>> +    if (perf_time__skip_sample(&scr->ptime, sample->time) ||
>> +        perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
>> +                                      sample->time)) {
> 
> any reason for why dont use ptime_range[1] with range_num = 1
> and use just a single call here?
> 
> jirka
> 

Just want the code to be easy reading.

perf_time__range_skip_sample doesn't allow the invalid time range.

But perf_time__skip_sample allows the time range to be invalid (ptime->start or 
ptime->end can be 0). 

I don't want to mix them up because the code might be not clear.

Are 2 calls OK here? If you think a single call is better, I will change.

Thanks
Jin Yao
 






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