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author | Haozhong Zhang <haozhong.zhang@intel.com> | 2015-10-20 15:39:07 +0800 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-11-10 12:06:18 +0100 |
commit | 4ba76538dd52dd9b18b464e509cb8f3ed4ed993f (patch) | |
tree | 32037daf9320fabc677697ae2ddaf03bd976b94c /arch/x86/include | |
parent | 58ea6767874e791a6c4f5c96c7d9155de4b1af28 (diff) | |
download | op-kernel-dev-4ba76538dd52dd9b18b464e509cb8f3ed4ed993f.zip op-kernel-dev-4ba76538dd52dd9b18b464e509cb8f3ed4ed993f.tar.gz |
KVM: x86: Move TSC scaling logic out of call-back read_l1_tsc()
Both VMX and SVM scales the host TSC in the same way in call-back
read_l1_tsc(), so this patch moves the scaling logic from call-back
read_l1_tsc() to a common function kvm_read_l1_tsc().
Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 8465944..456a386 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1226,6 +1226,7 @@ void kvm_define_shared_msr(unsigned index, u32 msr); int kvm_set_shared_msr(unsigned index, u64 val, u64 mask); u64 kvm_scale_tsc(struct kvm_vcpu *vcpu, u64 tsc); +u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc); unsigned long kvm_get_linear_rip(struct kvm_vcpu *vcpu); bool kvm_is_linear_rip(struct kvm_vcpu *vcpu, unsigned long linear_rip); |