summaryrefslogtreecommitdiffstats
path: root/kernel/sched_debug.c
diff options
context:
space:
mode:
authorPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-15 17:00:10 +0200
committerIngo Molnar <mingo@elte.hu>2007-10-15 17:00:10 +0200
commitddc972975091ba5f839bf24d0f9ef54fe90ee741 (patch)
tree438406a2930bdcb36c8a1bc6778aab49e1fba36d /kernel/sched_debug.c
parentd822cecedad88b69a7d68aa8d49e1f238aa320c7 (diff)
downloadlinux-stable-ddc972975091ba5f839bf24d0f9ef54fe90ee741.tar.gz
linux-stable-ddc972975091ba5f839bf24d0f9ef54fe90ee741.tar.bz2
linux-stable-ddc972975091ba5f839bf24d0f9ef54fe90ee741.zip
sched debug: check spread
debug feature: check how well we schedule within a reasonable vruntime 'spread' range. (note that CPU overload can increase the spread, so this is not a hard condition, but normal loads should be within the spread.) Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Diffstat (limited to 'kernel/sched_debug.c')
-rw-r--r--kernel/sched_debug.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index b24f17de19e3..4659c90c3418 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -140,6 +140,8 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
SEQ_printf(m, " .%-30s: %ld\n", "bkl_cnt",
rq->bkl_cnt);
#endif
+ SEQ_printf(m, " .%-30s: %ld\n", "nr_spread_over",
+ cfs_rq->nr_spread_over);
}
static void print_cpu(struct seq_file *m, int cpu)