diff options
| author | Haozhong Zhang <haozhong.zhang@intel.com> | 2015-10-20 09:39:09 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-11-10 12:06:19 +0100 |
| commit | 64903d6195cbfb051ce339d30848cc64babdba12 (patch) | |
| tree | 65dd3437e5ffdd2609de4a94be9ebe4ae22c9cf0 /arch/x86/include/asm/vmx.h | |
| parent | KVM: x86: Use the correct vcpu's TSC rate to compute time scale (diff) | |
| download | linux-64903d6195cbfb051ce339d30848cc64babdba12.tar.xz linux-64903d6195cbfb051ce339d30848cc64babdba12.zip | |
KVM: VMX: Enable and initialize VMX TSC scaling
This patch exhances kvm-intel module to enable VMX TSC scaling and
collects information of TSC scaling ratio during initialization.
Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/vmx.h')
| -rw-r--r-- | arch/x86/include/asm/vmx.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h index aa336ff3e03e..14c63c7e8337 100644 --- a/arch/x86/include/asm/vmx.h +++ b/arch/x86/include/asm/vmx.h @@ -73,6 +73,7 @@ #define SECONDARY_EXEC_ENABLE_PML 0x00020000 #define SECONDARY_EXEC_XSAVES 0x00100000 #define SECONDARY_EXEC_PCOMMIT 0x00200000 +#define SECONDARY_EXEC_TSC_SCALING 0x02000000 #define PIN_BASED_EXT_INTR_MASK 0x00000001 #define PIN_BASED_NMI_EXITING 0x00000008 @@ -167,6 +168,8 @@ enum vmcs_field { VMWRITE_BITMAP = 0x00002028, XSS_EXIT_BITMAP = 0x0000202C, XSS_EXIT_BITMAP_HIGH = 0x0000202D, + TSC_MULTIPLIER = 0x00002032, + TSC_MULTIPLIER_HIGH = 0x00002033, GUEST_PHYSICAL_ADDRESS = 0x00002400, GUEST_PHYSICAL_ADDRESS_HIGH = 0x00002401, VMCS_LINK_POINTER = 0x00002800, |