diff options
| author | Ilias Stamatis <ilstam@amazon.com> | 2021-05-26 21:44:09 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-17 20:09:27 +0300 |
| commit | 805d705ff8f3a05e63ce350ac0c37a3290ed9bb7 (patch) | |
| tree | 0485fc0cfe27889732adeec78652bcbd2b7aa929 /arch/x86/kvm/vmx | |
| parent | 605a140a49099effc069f0fd509db34d91f48496 (diff) | |
| download | linux-805d705ff8f3a05e63ce350ac0c37a3290ed9bb7.tar.xz | |
KVM: X86: Store L1's TSC scaling ratio in 'struct kvm_vcpu_arch'
Store L1's scaling ratio in the kvm_vcpu_arch struct like we already do
for L1's TSC offset. This allows for easy save/restore when we enter and
then exit the nested guest.
Signed-off-by: Ilias Stamatis <ilstam@amazon.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210526184418.28881-3-ilstam@amazon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/vmx')
| -rw-r--r-- | arch/x86/kvm/vmx/vmx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index c2a779b688e6..d3201efa6a07 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -7453,10 +7453,10 @@ static int vmx_set_hv_timer(struct kvm_vcpu *vcpu, u64 guest_deadline_tsc, delta_tsc = 0; /* Convert to host delta tsc if tsc scaling is enabled */ - if (vcpu->arch.tsc_scaling_ratio != kvm_default_tsc_scaling_ratio && + if (vcpu->arch.l1_tsc_scaling_ratio != kvm_default_tsc_scaling_ratio && delta_tsc && u64_shl_div_u64(delta_tsc, kvm_tsc_scaling_ratio_frac_bits, - vcpu->arch.tsc_scaling_ratio, &delta_tsc)) + vcpu->arch.l1_tsc_scaling_ratio, &delta_tsc)) return -ERANGE; /* |