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authorSean Christopherson <seanjc@google.com>2021-02-04 01:01:11 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2021-02-04 15:27:28 +0100
commitbbc2c63ddd51cd6d349e3fe0010f9b7b259e58ea (patch)
tree7410fdbb2381510cb6d27c7f6ca001dd70548ba8
parentKVM: VMX: Use GPA legality helpers to replace open coded equivalents (diff)
downloadlinux-bbc2c63ddd51cd6d349e3fe0010f9b7b259e58ea.tar.xz
linux-bbc2c63ddd51cd6d349e3fe0010f9b7b259e58ea.zip
KVM: nSVM: Use common GPA helper to check for illegal CR3
Replace an open coded check for an invalid CR3 with its equivalent helper. No functional change intended. Signed-off-by: Sean Christopherson <seanjc@google.com> Message-Id: <20210204000117.3303214-7-seanjc@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/x86/kvm/svm/nested.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index 69188897cae2..1055b7d0012b 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -345,7 +345,7 @@ static inline bool nested_npt_enabled(struct vcpu_svm *svm)
static int nested_svm_load_cr3(struct kvm_vcpu *vcpu, unsigned long cr3,
bool nested_npt)
{
- if (cr3 & rsvd_bits(cpuid_maxphyaddr(vcpu), 63))
+ if (kvm_vcpu_is_illegal_gpa(vcpu, cr3))
return -EINVAL;
if (!nested_npt && is_pae_paging(vcpu) &&