From c72a8076fc664e019ceac47b91d0e056137d0d7b Mon Sep 17 00:00:00 2001 From: Marcelo Tosatti Date: Fri, 19 Mar 2010 15:47:39 +0100 Subject: [PATCH] KVM: x86: disable paravirt mmu reporting commit a68a6a7282373bedba8a2ed751b6384edb983a64 upstream Disable paravirt MMU capability reporting, so that new (or rebooted) guests switch to native operation. Paravirt MMU is a burden to maintain and does not bring significant advantages compared to shadow anymore. Signed-off-by: Marcelo Tosatti Signed-off-by: Avi Kivity Signed-off-by: Stefan Bader Signed-off-by: Greg Kroah-Hartman --- arch/x86/kvm/x86.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 59647016a0b5..0adbed229e25 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1242,8 +1242,8 @@ int kvm_dev_ioctl_check_extension(long ext) case KVM_CAP_NR_MEMSLOTS: r = KVM_MEMORY_SLOTS; break; - case KVM_CAP_PV_MMU: - r = !tdp_enabled; + case KVM_CAP_PV_MMU: /* obsolete */ + r = 0; break; case KVM_CAP_IOMMU: r = iommu_found(); -- 2.34.1