1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 100930826850..6c83fe229e60 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -394,7 +394,7 @@ EXPORT_SYMBOL(do_softirq);
 #ifdef CONFIG_PPC_MERGE
 
 static LIST_HEAD(irq_hosts);
-static spinlock_t irq_big_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(irq_big_lock);
 static DEFINE_PER_CPU(unsigned int, irq_radix_reader);
 static unsigned int irq_radix_writer;
 struct irq_map_entry irq_map[NR_IRQS];