diff options
Diffstat (limited to 'hw/i386/intel_iommu.c')
| -rw-r--r-- | hw/i386/intel_iommu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index 05d53a1..6524c2e 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -3818,6 +3818,11 @@ static bool vtd_decide_config(IntelIOMMUState *s, Error **errp) error_setg(errp, "eim=on requires accel=kvm,kernel-irqchip=split"); return false; } + if (!kvm_enable_x2apic()) { + error_setg(errp, "eim=on requires support on the KVM side" + "(X2APIC_API, first shipped in v4.7)"); + return false; + } } /* Currently only address widths supported are 39 and 48 bits */ |