sched: cfs.nr_running does not contain the intended metric

rq->nr_running is the actual number of runnable tasks we wish to use
to determine if a task is alone on a CPU.

Change-Id: Icaf3022e02924ecdc94e14d4146c6fadd9580e2b
Signed-off-by: Chris Redpath <chris.redpath@arm.com>

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index e18fac530d35fbcd4c89436c064ceb48174bf9e1..90f61d848cb2eb8e5e21f278da1e1f8cd511acdc 100644 (file)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3893,7 +3893,7 @@ static inline unsigned int hmp_offload_down(int cpu, struct sched_entity *se)
                return NR_CPUS;
 
        /* Is the task alone on the cpu? */
-       if (cpu_rq(cpu)->cfs.nr_running < 2)
+       if (cpu_rq(cpu)->nr_running < 2)
                return NR_CPUS;
 
        /* Is the task actually starving? */