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| author |   Sean Christopherson <seanjc@google.com> | 2023-06-07 13:35:19 -0700 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2023-08-02 16:41:55 -0700 |
| commit | a85cd52d720588b0060a0ebac5c7f497ad6bcd86 (patch) | |
| tree | d322ba523e0039e18e8974dfbf134d79b52b7179 | |
| parent | KVM: SVM: Clean up handling of LBR virtualization enabled (diff) | |
| download | wireguard-linux-a85cd52d720588b0060a0ebac5c7f497ad6bcd86.tar.xz wireguard-linux-a85cd52d720588b0060a0ebac5c7f497ad6bcd86.zip | |
KVM: SVM: Use svm_get_lbr_vmcb() helper to handle writes to DEBUGCTL
Use the recently introduced svm_get_lbr_vmcb() instead an open coded
equivalent to retrieve the target VMCB when emulating writes to
MSR_IA32_DEBUGCTLMSR.
No functional change intended.
Link: https://lore.kernel.org/r/20230607203519.1570167-4-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 6fa918b588d2..d76c8a0764f1 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -3052,13 +3052,8 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) if (data & DEBUGCTL_RESERVED_BITS) return 1; - if (svm->vmcb->control.virt_ext & LBR_CTL_ENABLE_MASK) - svm->vmcb->save.dbgctl = data; - else - svm->vmcb01.ptr->save.dbgctl = data; - + svm_get_lbr_vmcb(svm)->save.dbgctl = data; svm_update_lbrv(vcpu); - break; case MSR_VM_HSAVE_PA: /* |