linux-kernel - Re: [PATCH v2 2/5] perf diff: color the Delta column

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Message-ID: <20131126114228.GF1267@krava.brq.redhat.com>
Date:	Tue, 26 Nov 2013 12:42:28 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Ramkumar Ramachandra <artagnon@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH v2 2/5] perf diff: color the Delta column

On Sun, Nov 24, 2013 at 11:50:22AM +0530, Ramkumar Ramachandra wrote:
> Color the numbers in the Delta column either green or red depending on
> whether the number is positive or negative.
> 
> Cc: Jiri Olsa <jolsa@...hat.com>
> Cc: Namhyung Kim <namhyung@...nel.org>
> Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> Signed-off-by: Ramkumar Ramachandra <artagnon@...il.com>
> ---
>  tools/perf/builtin-diff.c | 37 ++++++++++++++++++++++++++++++++++++-
>  1 file changed, 36 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
> index 79e0448..84d5f2d 100644
> --- a/tools/perf/builtin-diff.c
> +++ b/tools/perf/builtin-diff.c
> @@ -769,6 +769,33 @@ static int hpp__entry_baseline(struct hist_entry *he, char *buf, size_t size)
>  	return ret;
>  }
>  
> +static int hpp__color_delta(struct perf_hpp_fmt *fmt,
> +			struct perf_hpp *hpp, struct hist_entry *he)
> +{
> +	struct diff_hpp_fmt *dfmt =
> +		container_of(fmt, struct diff_hpp_fmt, fmt);
> +	struct hist_entry *pair = get_pair_fmt(he, dfmt);
> +	double percent;
> +	char pfmt[20] = " ";
> +
> +	if (!pair)
> +		goto dummy_print;

same comment here ^^^ as for previous patch

jirka
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