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authorSean Christopherson <seanjc@google.com>2023-06-07 13:35:19 -0700
committerSean Christopherson <seanjc@google.com>2023-08-02 16:41:55 -0700
commita85cd52d720588b0060a0ebac5c7f497ad6bcd86 (patch)
treed322ba523e0039e18e8974dfbf134d79b52b7179 /arch/x86/kvm/svm
parent41dfb5f13ed9101b217e7085e5b5fb07d705e27f (diff)
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 'arch/x86/kvm/svm')
-rw-r--r--arch/x86/kvm/svm/svm.c7
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:
/*