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

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Date:	Mon, 20 Apr 2015 11:46:07 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Namhyung Kim <namhyung@...nel.org>
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 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);


jirka
>  			continue;
>  		}
>  		case K_ESC:
> @@ -1620,200 +1912,69 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
>  		if (sort__mode == SORT_MODE__BRANCH) {
>  			bi = browser->he_selection->branch_info;
>  

SNIP
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