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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-09-10 13:42:00 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-15 16:01:04 +0200
commit5f3edc1b1ead6d9bd45a85c551f44eff8fe76b9f (patch)
tree46f987010ca017be945831b76d8ea846f1ba8fc9 /kernel/sched_fair.c
parentaaee1203ca52b9db799433c33c9bffc33cdf8909 (diff)
downloadop-kernel-dev-5f3edc1b1ead6d9bd45a85c551f44eff8fe76b9f.zip
op-kernel-dev-5f3edc1b1ead6d9bd45a85c551f44eff8fe76b9f.tar.gz
sched: Hook sched_balance_self() into sched_class::select_task_rq()
Rather ugly patch to fully place the sched_balance_self() code inside the fair class. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_fair.c')
-rw-r--r--kernel/sched_fair.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index a82d71d..f2eb5b9 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1300,7 +1300,9 @@ wake_affine(struct sched_domain *this_sd, struct rq *this_rq,
return 0;
}
-static int select_task_rq_fair(struct task_struct *p, int sync)
+static int sched_balance_self(int cpu, int flag);
+
+static int select_task_rq_fair(struct task_struct *p, int flag, int sync)
{
struct sched_domain *sd, *this_sd = NULL;
int prev_cpu, this_cpu, new_cpu;
@@ -1314,6 +1316,9 @@ static int select_task_rq_fair(struct task_struct *p, int sync)
this_rq = cpu_rq(this_cpu);
new_cpu = prev_cpu;
+ if (flag != SD_BALANCE_WAKE)
+ return sched_balance_self(this_cpu, flag);
+
/*
* 'this_sd' is the first domain that both
* this_cpu and prev_cpu are present in:
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