From a22d7fc187ed996b66d8439db27b2303f79a8e7b Mon Sep 17 00:00:00 2001 From: Gregory Haskins Date: Fri, 25 Jan 2008 21:08:12 +0100 Subject: sched: wake-balance fixes We have logic to detect whether the system has migratable tasks, but we are not using it when deciding whether to push tasks away. So we add support for considering this new information. Signed-off-by: Gregory Haskins Signed-off-by: Steven Rostedt Signed-off-by: Ingo Molnar --- kernel/sched.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'kernel/sched.c') diff --git a/kernel/sched.c b/kernel/sched.c index 3344ba776b97..c591abd9ca38 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -346,6 +346,7 @@ struct rt_rq { unsigned long rt_nr_migratory; /* highest queued rt task prio */ int highest_prio; + int overloaded; }; /* @@ -6770,6 +6771,7 @@ void __init sched_init(void) rq->migration_thread = NULL; INIT_LIST_HEAD(&rq->migration_queue); rq->rt.highest_prio = MAX_RT_PRIO; + rq->rt.overloaded = 0; #endif atomic_set(&rq->nr_iowait, 0); -- cgit v1.2.3