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-rw-r--r--drivers/iommu/amd/iommu.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index 7e2c445a1fae..f0adbc48fd17 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -3854,6 +3854,9 @@ static int irq_remapping_select(struct irq_domain *d, struct irq_fwspec *fwspec,
struct amd_iommu *iommu;
int devid = -1;
+ if (!amd_iommu_irq_remap)
+ return 0;
+
if (x86_fwspec_is_ioapic(fwspec))
devid = get_ioapic_devid(fwspec->param[0]);
else if (x86_fwspec_is_hpet(fwspec))