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authorJon Medhurst <tixy@linaro.org>2013-09-05 18:17:48 +0100
committerJon Medhurst <tixy@linaro.org>2013-09-05 18:17:48 +0100
commit7ac3860c98608e2f9782902b4439e0ade53c2364 (patch)
treee810a1a47150bff31ca7057a1d0ecf9344b4c066
parent18e3c3d2cc1346cb7cc2e3fd777b2c6f4fbb6135 (diff)
parentc2111520cfc682629fd75d0741ffee78b3b940ab (diff)
Merge tag 'big-LITTLE-MP-13.08' into for-lsk
This merge is intended to tidyup the history of the big.LITTLE MP patchset to enable ongoing maintenance of a standalone MP branch. The only code change introduce by this merge is to add commit 0d5ddd14 (HMP: select 'best' task for migration rather than 'current') This change is already in the Linaro Stable Kernel as commit c5021c1eb9c73f38209180c65bd074ac70c97587
-rw-r--r--kernel/sched/core.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 50d9e9849ce..fb9b7b74a83 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3841,8 +3841,9 @@ __setscheduler(struct rq *rq, struct task_struct *p, int policy, int prio)
if (rt_prio(p->prio)) {
p->sched_class = &rt_sched_class;
#ifdef CONFIG_SCHED_HMP
- if (cpumask_equal(&p->cpus_allowed, cpu_all_mask))
- do_set_cpus_allowed(p, &hmp_slow_cpu_mask);
+ if (!cpumask_empty(&hmp_slow_cpu_mask))
+ if (cpumask_equal(&p->cpus_allowed, cpu_all_mask))
+ do_set_cpus_allowed(p, &hmp_slow_cpu_mask);
#endif
}
else