Re: [PATCH 6/8] perf tools: Add hist.percentage config option

From: Namhyung Kim
Date: Mon Feb 24 2014 - 01:41:37 EST


On Thu, 20 Feb 2014 12:01:12 +0100, Jiri Olsa wrote:
> On Mon, Feb 10, 2014 at 11:47:23AM +0900, Namhyung Kim wrote:
>> Add hist.percentage option for setting default value of the
>> symbol_conf.filter_relative. It affects the output of various perf
>> commands (like perf report, top and diff) only if filter(s) applied.
>>
>> An user can write .perfconfig file like below to show absolute
>> percentage of filtered entries by default:
>
> SNIP
>
>> +++ b/tools/perf/util/hist.c
>> @@ -934,3 +934,17 @@ int hists__link(struct hists *leader, struct hists *other)
>>
>> return 0;
>> }
>> +
>> +int perf_hist_config(const char *var, const char *value)
>> +{
>> + if (!strcmp(var, "hist.percentage")) {
>> + if (!strcmp(value, "relative"))
>> + symbol_conf.filter_relative = true;
>> + else if (!strcmp(value, "absolute"))
>> + symbol_conf.filter_relative = false;
>> + else
>> + return -1;
>> + }
>> +
>> + return 0;
>> +}
>
> the inner stuff could be done in parse_percentage function
> not to duplicate the symbol_conf.filter_relative assignment

Will do!

Thanks,
Namhyung
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