From: David Woodhouse <d...@amazon.co.uk>
If the 15-bit APIC ID support is present in emulated MSI then there's no
need for the pseudo-remapping support.
Signed-off-by: David Woodhouse <d...@amazon.co.uk>
---
drivers/iommu/hyperv-iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/hyperv-iommu.c b/drivers/iommu/hyperv-iommu.c
index a629a6be65c7..9438daa24fdb 100644
--- a/drivers/iommu/hyperv-iommu.c
+++ b/drivers/iommu/hyperv-iommu.c
@@ -121,6 +121,7 @@ static int __init hyperv_prepare_irq_remapping(void)
int i;
if (!hypervisor_is_type(X86_HYPER_MS_HYPERV) ||
+ x86_init.hyper.msi_ext_dest_id() ||
!x2apic_supported())
return -ENODEV;
--
2.26.2
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