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-rw-r--r--kernel/irq/manage.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index f0de36f13a44..61c679db4687 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -451,6 +451,7 @@ static int irq_wait_for_interrupt(struct irqaction *action)
451 return -1; 451 return -1;
452} 452}
453 453
454#ifdef CONFIG_SMP
454/* 455/*
455 * Check whether we need to change the affinity of the interrupt thread. 456 * Check whether we need to change the affinity of the interrupt thread.
456 */ 457 */
@@ -478,6 +479,10 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action)
478 set_cpus_allowed_ptr(current, mask); 479 set_cpus_allowed_ptr(current, mask);
479 free_cpumask_var(mask); 480 free_cpumask_var(mask);
480} 481}
482#else
483static inline void
484irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action) { }
485#endif
481 486
482/* 487/*
483 * Interrupt handler thread 488 * Interrupt handler thread