diff options
Diffstat (limited to 'include/linux/irq.h')
| -rw-r--r-- | include/linux/irq.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h index 02073f7a156e..996e22744edd 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -151,7 +151,9 @@ struct irq_common_data { #endif void *handler_data; struct msi_desc *msi_desc; +#ifdef CONFIG_SMP cpumask_var_t affinity; +#endif #ifdef CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK cpumask_var_t effective_affinity; #endif @@ -882,13 +884,19 @@ static inline int irq_data_get_node(struct irq_data *d) static inline const struct cpumask *irq_data_get_affinity_mask(struct irq_data *d) { +#ifdef CONFIG_SMP return d->common->affinity; +#else + return cpumask_of(0); +#endif } static inline void irq_data_update_affinity(struct irq_data *d, const struct cpumask *m) { +#ifdef CONFIG_SMP cpumask_copy(d->common->affinity, m); +#endif } static inline const struct cpumask *irq_get_affinity_mask(int irq) |