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| author | Ilias Stamatis <ilstam@amazon.com> | 2021-05-26 20:44:09 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-17 19:09:27 +0200 |
| commit | 805d705ff8f3a05e63ce350ac0c37a3290ed9bb7 (patch) | |
| tree | 0485fc0cfe27889732adeec78652bcbd2b7aa929 /arch/x86/include/asm | |
| parent | math64.h: Add mul_s64_u64_shr() (diff) | |
| download | linux-805d705ff8f3a05e63ce350ac0c37a3290ed9bb7.tar.xz linux-805d705ff8f3a05e63ce350ac0c37a3290ed9bb7.zip | |
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/include/asm')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index dadb545c429f..8808c8ae9370 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -707,7 +707,7 @@ struct kvm_vcpu_arch { } st; u64 l1_tsc_offset; - u64 tsc_offset; + u64 tsc_offset; /* current tsc offset */ u64 last_guest_tsc; u64 last_host_tsc; u64 tsc_offset_adjustment; @@ -721,7 +721,8 @@ struct kvm_vcpu_arch { u32 virtual_tsc_khz; s64 ia32_tsc_adjust_msr; u64 msr_ia32_power_ctl; - u64 tsc_scaling_ratio; + u64 l1_tsc_scaling_ratio; + u64 tsc_scaling_ratio; /* current scaling ratio */ atomic_t nmi_queued; /* unprocessed asynchronous NMIs */ unsigned nmi_pending; /* NMI queued after currently running handler */ |