linux-kernel - Re: [PATCH] perf annotate: With --show-total-period, display total # of samples.

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Date:	Thu, 18 Jun 2015 18:26:27 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Martin Liška <mliska@...e.cz>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH] perf annotate: With --show-total-period, display total #
 of samples.


* Martin Liška <mliska@...e.cz> wrote:

> To compare two records on an instruction base, with --show-total-period
> option provided, display total number of samples that belong to a line
> in assembly language.
> 
> Signed-off-by: Martin Liska <mliska@...e.cz>
> ---
>  tools/perf/builtin-annotate.c     |  2 ++
>  tools/perf/ui/browsers/annotate.c | 44 +++++++++++++++++++++++++--------------
>  tools/perf/util/annotate.c        | 28 +++++++++++++++++++------
>  tools/perf/util/annotate.h        |  3 ++-
>  4 files changed, 54 insertions(+), 23 deletions(-)
> 
> diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
> index 4e08c2d..2c1bec3 100644
> --- a/tools/perf/builtin-annotate.c
> +++ b/tools/perf/builtin-annotate.c
> @@ -329,6 +329,8 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
>  		   "objdump binary to use for disassembly and annotations"),
>  	OPT_BOOLEAN(0, "group", &symbol_conf.event_group,
>  		    "Show event group information together"),
> +	OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period,
> +		    "Show a column with the sum of periods"),
>  	OPT_END()

What is the toggle for this in the 'perf report' TUI? (which displays annotated 
output too)

Thanks,

	Ingo
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