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path: root/drivers/iommu/intel_irq_remapping.c
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Diffstat (limited to 'drivers/iommu/intel_irq_remapping.c')
-rw-r--r--drivers/iommu/intel_irq_remapping.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 853902a1b7db..e0b18f3ae9a8 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -902,7 +902,6 @@ static int intel_setup_ioapic_entry(int irq,
return 0;
}
-#ifdef CONFIG_SMP
/*
* Migrate the IO-APIC irq in the presence of intr-remapping.
*
@@ -926,6 +925,9 @@ intel_ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask,
struct irte irte;
int err;
+ if (!config_enabled(CONFIG_SMP))
+ return -EINVAL;
+
if (!cpumask_intersects(mask, cpu_online_mask))
return -EINVAL;
@@ -963,7 +965,6 @@ intel_ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask,
cpumask_copy(data->affinity, mask);
return 0;
}
-#endif
static void intel_compose_msi_msg(struct pci_dev *pdev,
unsigned int irq, unsigned int dest,
@@ -1065,9 +1066,7 @@ struct irq_remap_ops intel_irq_remap_ops = {
.reenable = reenable_irq_remapping,
.enable_faulting = enable_drhd_fault_handling,
.setup_ioapic_entry = intel_setup_ioapic_entry,
-#ifdef CONFIG_SMP
.set_affinity = intel_ioapic_set_affinity,
-#endif
.free_irq = free_irte,
.compose_msi_msg = intel_compose_msi_msg,
.msi_alloc_irq = intel_msi_alloc_irq,