[tip:sched/core] sched/debug: Always show 'nr_migrations'

From: tip-bot for Josh Poimboeuf
Date: Wed Jun 08 2016 - 10:22:37 EST


Commit-ID: 03c041c5bf6ed584dff36b7cd509e0146a124277
Gitweb: http://git.kernel.org/tip/03c041c5bf6ed584dff36b7cd509e0146a124277
Author: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
AuthorDate: Fri, 3 Jun 2016 17:58:41 -0500
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Wed, 8 Jun 2016 14:34:49 +0200

sched/debug: Always show 'nr_migrations'

The nr_migrations field is updated independently of CONFIG_SCHEDSTATS,
so it can be displayed regardless.

Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Acked-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/5b1b04057ae2b14d73c2d03f56582c1d38cfe066.1464994423.git.jpoimboe@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
kernel/sched/debug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 0368c39..2a0a999 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -879,9 +879,9 @@ void proc_sched_show_task(struct task_struct *p, struct seq_file *m)

nr_switches = p->nvcsw + p->nivcsw;

-#ifdef CONFIG_SCHEDSTATS
P(se.nr_migrations);

+#ifdef CONFIG_SCHEDSTATS
if (schedstat_enabled()) {
u64 avg_atom, avg_per_cpu;