[PATCH 1/4] perf sched timehist: Honour 'comm_width' when aligning the headers

Arnaldo Carvalho de Melo
2016-12-23T02:13:42Z

Current default value is 20, but that may change in the future, so make
places where we have 20 hardcoded use 'comm_width'.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20161222060350.17655-1-namhyung@kernel.org
[ Split from a larger patch ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-sched.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index c1c07bfe132c..020f9c9cef7b 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1817,7 +1817,7 @@ static void timehist_header(struct perf_sched *sched)
printf(" ");
}

- printf(" %-20s %9s %9s %9s",
+ printf(" %-*s %9s %9s %9s", comm_width,
"task name", "wait time", "sch delay", "run time");

printf("\n");
@@ -1830,7 +1830,8 @@ static void timehist_header(struct perf_sched *sched)
if (sched->show_cpu_visual)
printf(" %*s ", ncpus, "");

- printf(" %-20s %9s %9s %9s\n", "[tid/pid]", "(msec)", "(msec)", "(msec)");
+ printf(" %-*s %9s %9s %9s\n", comm_width,
+ "[tid/pid]", "(msec)", "(msec)", "(msec)");

/*
* separator
@@ -1840,7 +1841,7 @@ static void timehist_header(struct perf_sched *sched)
if (sched->show_cpu_visual)
printf(" %.*s ", ncpus, graph_dotted_line);

- printf(" %.20s %.9s %.9s %.9s",
+ printf(" %.*s %.9s %.9s %.9s", comm_width,
graph_dotted_line, graph_dotted_line, graph_dotted_line,
graph_dotted_line);

--
2.9.3