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-rw-r--r--kernel/sched/topology.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index f51d123f9fe1..e50450c2fed8 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -268,6 +268,12 @@ static int init_rootdomain(struct root_domain *rd)
if (!zalloc_cpumask_var(&rd->rto_mask, GFP_KERNEL))
goto free_dlo_mask;
+#ifdef HAVE_RT_PUSH_IPI
+ rd->rto_cpu = -1;
+ raw_spin_lock_init(&rd->rto_lock);
+ init_irq_work(&rd->rto_push_work, rto_push_irq_work_func);
+#endif
+
init_dl_bw(&rd->dl_bw);
if (cpudl_init(&rd->cpudl) != 0)
goto free_rto_mask;