linux-kernel - Re: [PATCH 6/7] perf hists browser: Split popup menu actions

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Date:	Mon, 20 Apr 2015 21:25:47 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>
Subject: Re: [PATCH 6/7] perf hists browser: Split popup menu actions

On Mon, Apr 20, 2015 at 11:46:07AM +0200, Jiri Olsa wrote:
> On Sun, Apr 19, 2015 at 01:04:14PM +0900, Namhyung Kim wrote:
> 
> SNIP
> 
> >  			continue;
> >  		case 's':
> > -			if (is_report_browser(hbt))
> > -				goto do_data_switch;
> > +			if (is_report_browser(hbt)) {
> > +				key = do_switch_data(opts, browser, hbt,
> > +						     fstack, env);
> > +				if (key == K_SWITCH_INPUT_DATA)
> > +					goto out_free_stack;
> > +			}
> >  			continue;
> >  		case 'i':
> >  			/* env->arch is NULL for live-mode (i.e. perf top) */
> > @@ -1592,10 +1878,16 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
> >  				continue;
> >  			}
> >  			top = pstack__pop(fstack);
> > -			if (top == &browser->hists->dso_filter)
> > -				goto zoom_out_dso;
> > -			if (top == &browser->hists->thread_filter)
> > -				goto zoom_out_thread;
> > +			if (top == &browser->hists->dso_filter) {
> > +				perf_hpp__set_elide(HISTC_DSO, false);
> > +				browser->hists->dso_filter = NULL;
> > +				ui_helpline__pop();
> > +			}
> > +			if (top == &browser->hists->thread_filter) {
> > +				perf_hpp__set_elide(HISTC_THREAD, false);
> > +				thread__zput(browser->hists->thread_filter);
> > +				ui_helpline__pop();
> > +			}
> 
> ui_helpline__pop could be called in heare and removed in above legs:
> 
> 			ui_helpline__pop()
> 
> also the original code calls following for zoom out:
> 
> -                       hists__filter_by_dso(hists);
> -                       hist_browser__reset(browser);
> 

Right.  The intention was to call do_zoom_thread() or do_zoom_dso()
like in the next patch.  Will fix this anyway.

Thanks for your careful review!
Namhyung
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