linux-kernel - [PATCH 6/9] perf c2c report: Call calc

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Date:   Fri,  9 Mar 2018 11:14:39 +0100
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        David Ahern <dsahern@...il.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: [PATCH 6/9] perf c2c report: Call calc_width only for displayed entries

There's no need to calculate column width on entries
that are not going to be displayed.

Link: http://lkml.kernel.org/n/tip-l4k7dpiaj0b67t73nh8rszlf@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/builtin-c2c.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 43ce55550c9d..821112e8ba97 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -1873,12 +1873,11 @@ static int resort_cl_cb(struct hist_entry *he)
 	c2c_he = container_of(he, struct c2c_hist_entry, he);
 	c2c_hists = c2c_he->hists;
 
-	calc_width(c2c_he);
-
 	if (display && c2c_hists) {
 		static unsigned int idx;
 
 		c2c_he->cacheline_idx = idx++;
+		calc_width(c2c_he);
 
 		c2c_hists__reinit(c2c_hists, c2c.cl_output, c2c.cl_resort);
 
-- 
2.13.6