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-rw-r--r--kernel/irq/manage.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 77a51be36010..909b2231fa93 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -89,7 +89,14 @@ int irq_set_affinity(unsigned int irq, cpumask_t cpumask)
set_balance_irq_affinity(irq, cpumask);
#ifdef CONFIG_GENERIC_PENDING_IRQ
- set_pending_irq(irq, cpumask);
+ if (desc->status & IRQ_MOVE_PCNTXT) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&desc->lock, flags);
+ desc->chip->set_affinity(irq, cpumask);
+ spin_unlock_irqrestore(&desc->lock, flags);
+ } else
+ set_pending_irq(irq, cpumask);
#else
desc->affinity = cpumask;
desc->chip->set_affinity(irq, cpumask);