linux-kernel - [PATCH 09/11] perf ui browser: No need to switch char sets that often

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Date:	Wed, 26 Oct 2011 15:48:32 -0200
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 09/11] perf ui browser: No need to switch char sets that often

From: Arnaldo Carvalho de Melo <acme@...hat.com>

Just before and after the loop.

Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-0lh91cedngyg1pqarbky5vn7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/ui/browser.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
index 29c68ae..8607efa 100644
--- a/tools/perf/util/ui/browser.c
+++ b/tools/perf/util/ui/browser.c
@@ -231,13 +231,15 @@ static void ui_browser__scrollbar_set(struct ui_browser *browser)
 		       (browser->nr_entries - 1));
 	}
 
+	SLsmg_set_char_set(1);
+
 	while (h < height) {
 	        ui_browser__gotorc(browser, row++, col);
-		SLsmg_set_char_set(1);
-		SLsmg_write_char(h == pct ? SLSMG_DIAMOND_CHAR : SLSMG_BOARD_CHAR);
-		SLsmg_set_char_set(0);
+		SLsmg_write_char(h == pct ? SLSMG_DIAMOND_CHAR : SLSMG_CKBRD_CHAR);
 		++h;
 	}
+
+	SLsmg_set_char_set(0);
 }
 
 static int __ui_browser__refresh(struct ui_browser *browser)
-- 
1.6.2.5

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