linux-kernel - Re: [patch 5/5] perf_counter: Make call graph option consistent

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Date:	Thu, 16 Jul 2009 10:49:39 -0400
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Anton Blanchard <anton@...ba.org>
Cc:	a.p.zijlstra@...llo.nl, mingo@...e.hu, paulus@...ba.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 5/5] perf_counter: Make call graph option consistent

On Thu, Jul 16, 2009 at 08:42:52PM +1000, Anton Blanchard wrote:
> perf record uses -g for logging call graph data but perf report uses -c
> to print call graph data. Be consistent and use -g everywhere for call graph
> data.
> 
> Also update the help text to reflect the current default - fractal,0.5
> 
> Signed-off-by: Anton Blanchard <anton@...ba.org>


Thanks!

Acked-by: Frederic Weisbecker <fweisbec@...il.com>


> ---
> 
> Im not sure if it's too late to make this change, but I've tripped
> up a number of times when I cycle between perf record and perf report.
> 
> Index: linux.trees.git/tools/perf/builtin-report.c
> ===================================================================
> --- linux.trees.git.orig/tools/perf/builtin-report.c	2009-07-16 19:41:41.000000000 +1000
> +++ linux.trees.git/tools/perf/builtin-report.c	2009-07-16 19:41:49.000000000 +1000
> @@ -2005,9 +2005,9 @@
>  		   "regex filter to identify parent, see: '--sort parent'"),
>  	OPT_BOOLEAN('x', "exclude-other", &exclude_other,
>  		    "Only display entries with parent-match"),
> -	OPT_CALLBACK_DEFAULT('c', "callchain", NULL, "output_type,min_percent",
> +	OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent",
>  		     "Display callchains using output_type and min percent threshold. "
> -		     "Default: flat,0", &parse_callchain_opt, callchain_default_opt),
> +		     "Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt),
>  	OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]",
>  		   "only consider symbols in these dsos"),
>  	OPT_STRING('C', "comms", &comm_list_str, "comm[,comm...]",
> 
> -- 
> 

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