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path: root/kernel/irq/numa_migrate.c
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Diffstat (limited to 'kernel/irq/numa_migrate.c')
-rw-r--r--kernel/irq/numa_migrate.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/irq/numa_migrate.c b/kernel/irq/numa_migrate.c
index a565ce3a4fb..ecf765c6a77 100644
--- a/kernel/irq/numa_migrate.c
+++ b/kernel/irq/numa_migrate.c
@@ -42,6 +42,7 @@ static void init_copy_one_irq_desc(int irq, struct irq_desc *old_desc,
struct irq_desc *desc, int cpu)
{
memcpy(desc, old_desc, sizeof(struct irq_desc));
+ spin_lock_init(&desc->lock);
desc->cpu = cpu;
lockdep_set_class(&desc->lock, &irq_desc_lock_class);
init_copy_kstat_irqs(old_desc, desc, cpu, nr_cpu_ids);