[tip: perf/core] perf hists browser: Generalize the do_zoom_dso() function

[tip-bot2 for Arnaldo Carvalho de Melo]

The following commit has been merged into the perf/core branch of tip:

Commit-ID:     632003f400d341592b6af8d96bd83b74a0329fe3
Gitweb:        https://git.kernel.org/tip/632003f400d341592b6af8d96bd83b74a0329fe3
Author:        Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate:    Thu, 12 Dec 2019 11:55:54 -03:00
Committer:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitterDate: Mon, 06 Jan 2020 11:46:10 -03:00

perf hists browser: Generalize the do_zoom_dso() function

We'll use it to provide a top level hotkey to zoom into the kernel dso
directly.

Reviewed-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
Cc: Kan Liang <kan.liang@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-ae9cjel6v05wjnz9r6z77b6x@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/ui/browsers/hists.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index a4413d9..8aba1ae 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2530,11 +2530,8 @@ add_thread_opt(struct hist_browser *browser, struct popup_action *act,
 	return 1;
 }
 
-static int
-do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
+static int hists_browser__zoom_map(struct hist_browser *browser, struct map *map)
 {
-	struct map *map = act->ms.map;
-
 	if (!hists__has(browser->hists, dso) || map == NULL)
 		return 0;
 
@@ -2557,6 +2554,12 @@ do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
 }
 
 static int
+do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
+{
+	return hists_browser__zoom_map(browser, act->ms.map);
+}
+
+static int
 add_dso_opt(struct hist_browser *browser, struct popup_action *act,
 	    char **optstr, struct map *map)
 {