linux-kernel - Re: [PATCH 14/26] perf tools: Introduce struct perf_hpp

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Date:	Mon, 25 Jan 2016 16:09:33 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 14/26] perf tools: Introduce struct perf_hpp_list

On Tue, Jan 26, 2016 at 12:00:46AM +0900, Namhyung Kim wrote:

SNIP

> >  void perf_hpp__cancel_cumulate(void)
> > diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
> > index f3bcf2d38733..a9c8ccfcc284 100644
> > --- a/tools/perf/util/hist.h
> > +++ b/tools/perf/util/hist.h
> > @@ -226,20 +226,24 @@ struct perf_hpp_fmt {
> >  	int idx;
> >  };
> >  
> > -extern struct list_head perf_hpp__list;
> > -extern struct list_head perf_hpp__sort_list;
> > +struct perf_hpp_list {
> > +	struct list_head list;
> > +	struct list_head sort_list;
> > +};
> 
> What about this?
> 
>   struct perf_hpp_list {
>     struct list_head fields;
>     struct list_head sorts;
>   };
> 
> This also aligns with the option names.

yep, sounds better ;-)

thanks,
jirka