[PATCH v2 1/2] KVM: SVM: Move asid to vcpu_svm

[Cathy Avery]

Move asid to svm->asid to allow for vmcb assignment
during svm_vcpu_run without regard to which level
guest is running.

Signed-off-by: Cathy Avery <cav...@redhat.com>
---
 arch/x86/kvm/svm/svm.c | 4 +++-
 arch/x86/kvm/svm/svm.h | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index d4e18bda19c7..619980a5d540 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1101,6 +1101,7 @@ static void init_vmcb(struct vcpu_svm *svm)
                save->cr4 = 0;
        }
        svm->asid_generation = 0;
+       svm->asid = 0;
 
        svm->nested.vmcb = 0;
        svm->vcpu.arch.hflags = 0;
@@ -1663,7 +1664,7 @@ static void new_asid(struct vcpu_svm *svm, struct 
svm_cpu_data *sd)
        }
 
        svm->asid_generation = sd->asid_generation;
-       svm->vmcb->control.asid = sd->next_asid++;
+       svm->asid = sd->next_asid++;
 
        vmcb_mark_dirty(svm->vmcb, VMCB_ASID);
 }
@@ -3446,6 +3447,7 @@ static __no_kcsan fastpath_t svm_vcpu_run(struct kvm_vcpu 
*vcpu)
 
        sync_lapic_to_cr8(vcpu);
 
+       svm->vmcb->control.asid = svm->asid;
        svm->vmcb->save.cr2 = vcpu->arch.cr2;
 
        /*
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index a798e1731709..862f0d2405e8 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -104,6 +104,7 @@ struct vcpu_svm {
        struct vmcb *vmcb;
        unsigned long vmcb_pa;
        struct svm_cpu_data *svm_data;
+       u32 asid;
        uint64_t asid_generation;
        uint64_t sysenter_esp;
        uint64_t sysenter_eip;
-- 
2.20.1