Re: [PATCH 1/8] perf, tools: Support handling complete branch stacks as histograms

[Jiri Olsa]

On Fri, Sep 26, 2014 at 04:37:09PM -0700, Andi Kleen wrote:

SNIP

>  	OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
>  		    "Only display entries with parent-match"),
> -	OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order",
> -		     "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address). "
> +	OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order[,branch]",
> +		     "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address), add branches. "
>  		     "Default: fractal,0.5,callee,function", &report_parse_callchain_opt, callchain_default_opt),
>  	OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain,
>  		    "Accumulate callchains of children and show total overhead as well"),
> diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
> index 08f0fbf..265457c 100644
> --- a/tools/perf/util/callchain.c
> +++ b/tools/perf/util/callchain.c
> @@ -61,6 +61,8 @@ parse_callchain_report_opt(const char *arg)
>  			callchain_param.key = CCKEY_FUNCTION;
>  		else if (!strncmp(tok, "address", strlen(tok)))
>  			callchain_param.key = CCKEY_ADDRESS;
> +		else if (!strncmp(tok, "branch", strlen(tok)))
> +			callchain_param.branch_callstack = 1;

this needs to be rebased to latest Namhyung's changes
which got in..

could you please rebase on Arnaldo's perf/core?

jirka
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