KVM: VMX: Don't toggle VM_ENTRY_IA32E_MODE for 32-bit kernels/KVM

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Don't toggle VM_ENTRY_IA32E_MODE in 32-bit kernels/KVM and instead bug
the VM if KVM attempts to run the guest with EFER.LMA=1. KVM doesn't
support running 64-bit guests with 32-bit hosts.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20220830133737.1539624-23-vkuznets@redhat.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Sean Christopherson 2022-08-30 15:37:26 +02:00 • committed by Paolo Bonzini

parent 1dae276569

commit ebb3c8d409

1 changed files with 5 additions and 0 deletions

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arch/x86/kvm/vmx/vmx.c

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