linux-kernel - [PATCH 03/16] perf hists browser: Get rid of unused 'remaining' variable

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Date:	Fri, 22 Aug 2014 13:29:15 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Namhyung Kim <namhyung@...nel.org>,
	Andi Kleen <andi@...stfloor.org>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung.kim@....com>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 03/16] perf hists browser: Get rid of unused 'remaining' variable

From: Namhyung Kim <namhyung@...nel.org>

It seems that the 'remaining' variable is not used by any real code.

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
Cc: Andi Kleen <andi@...stfloor.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung.kim@....com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/1408522080-26556-4-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/ui/browsers/hists.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 4892480e8298..2f34c6b6d5dc 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -488,14 +488,13 @@ static int hist_browser__show_callchain_node_rb_tree(struct hist_browser *browse
 {
 	struct rb_node *node;
 	int first_row = row, width, offset = level * LEVEL_OFFSET_STEP;
-	u64 new_total, remaining;
+	u64 new_total;
 
 	if (callchain_param.mode == CHAIN_GRAPH_REL)
 		new_total = chain_node->children_hit;
 	else
 		new_total = total;
 
-	remaining = new_total;
 	node = rb_first(&chain_node->rb_root);
 	while (node) {
 		struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node);
@@ -506,8 +505,6 @@ static int hist_browser__show_callchain_node_rb_tree(struct hist_browser *browse
 		int first = true;
 		int extra_offset = 0;
 
-		remaining -= cumul;
-
 		list_for_each_entry(chain, &child->val, list) {
 			char bf[1024], *alloc_str;
 			const char *str;
@@ -1084,7 +1081,7 @@ static int hist_browser__fprintf_callchain_node_rb_tree(struct hist_browser *bro
 {
 	struct rb_node *node;
 	int offset = level * LEVEL_OFFSET_STEP;
-	u64 new_total, remaining;
+	u64 new_total;
 	int printed = 0;
 
 	if (callchain_param.mode == CHAIN_GRAPH_REL)
@@ -1092,7 +1089,6 @@ static int hist_browser__fprintf_callchain_node_rb_tree(struct hist_browser *bro
 	else
 		new_total = total;
 
-	remaining = new_total;
 	node = rb_first(&chain_node->rb_root);
 	while (node) {
 		struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node);
@@ -1103,8 +1099,6 @@ static int hist_browser__fprintf_callchain_node_rb_tree(struct hist_browser *bro
 		int first = true;
 		int extra_offset = 0;
 
-		remaining -= cumul;
-
 		list_for_each_entry(chain, &child->val, list) {
 			char bf[1024], *alloc_str;
 			const char *str;
-- 
1.9.3

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