[PATCH] sched: fix the all pinned logic in load_balance_newidle()

nr_moved is not the correct check for triggering all pinned logic. Fix
the all pinned logic in the case of load_balance_newidle().

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 4 insertions, 2 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index e36d99d1ddb1..a35a92ff38fd 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2679,6 +2679,7 @@ load_balance_newidle(int this_cpu, struct rq *this_rq, struct sched_domain *sd)
         unsigned long imbalance;
         int nr_moved = 0;
         int sd_idle = 0;
+        int all_pinned = 0;
         cpumask_t cpus = CPU_MASK_ALL;
 
         /*
@@ -2717,10 +2718,11 @@ redo:
                 double_lock_balance(this_rq, busiest);
                 nr_moved = move_tasks(this_rq, this_cpu, busiest,
                                         minus_1_or_zero(busiest->nr_running),
-                                        imbalance, sd, CPU_NEWLY_IDLE, NULL);
+                                        imbalance, sd, CPU_NEWLY_IDLE,
+                                        &all_pinned);
                 spin_unlock(&busiest->lock);
 
-                if (!nr_moved) {
+                if (unlikely(all_pinned)) {
                         cpu_clear(cpu_of(busiest), cpus);
                         if (!cpus_empty(cpus))
                                 goto redo;