diff options
| author | Liu, Jinsong <jinsong.liu@intel.com> | 2014-02-24 10:56:53 +0000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-02-25 20:17:09 +0100 |
| commit | 0dd376e709975779cf43f368498c5c0eec843b02 (patch) | |
| tree | 3c5b5a5a2370692afb41b137e07ad42d50aa8cb7 /arch/x86 | |
| parent | da8999d31818fdc8508d527ba3aac2e128005af4 (diff) | |
| download | op-kernel-dev-0dd376e709975779cf43f368498c5c0eec843b02.zip op-kernel-dev-0dd376e709975779cf43f368498c5c0eec843b02.tar.gz | |
KVM: x86: add MSR_IA32_BNDCFGS to msrs_to_save
From 5d5a80cd172ea6fb51786369bcc23356b1e9e956 Mon Sep 17 00:00:00 2001
From: Liu Jinsong <jinsong.liu@intel.com>
Date: Mon, 24 Feb 2014 18:11:55 +0800
Subject: [PATCH v5 2/3] KVM: x86: add MSR_IA32_BNDCFGS to msrs_to_save
Add MSR_IA32_BNDCFGS to msrs_to_save, and corresponding logic
to kvm_get/set_msr().
Signed-off-by: Liu Jinsong <jinsong.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 6 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index e4e4b50..83ee24f 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -2484,6 +2484,9 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata) case MSR_IA32_SYSENTER_ESP: data = vmcs_readl(GUEST_SYSENTER_ESP); break; + case MSR_IA32_BNDCFGS: + data = vmcs_read64(GUEST_BNDCFGS); + break; case MSR_IA32_FEATURE_CONTROL: if (!nested_vmx_allowed(vcpu)) return 1; @@ -2552,6 +2555,9 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) case MSR_IA32_SYSENTER_ESP: vmcs_writel(GUEST_SYSENTER_ESP, data); break; + case MSR_IA32_BNDCFGS: + vmcs_write64(GUEST_BNDCFGS, data); + break; case MSR_IA32_TSC: kvm_write_tsc(vcpu, msr_info); break; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 3da8df8..33fa9e3 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -882,7 +882,7 @@ static u32 msrs_to_save[] = { MSR_CSTAR, MSR_KERNEL_GS_BASE, MSR_SYSCALL_MASK, MSR_LSTAR, #endif MSR_IA32_TSC, MSR_IA32_CR_PAT, MSR_VM_HSAVE_PA, - MSR_IA32_FEATURE_CONTROL + MSR_IA32_FEATURE_CONTROL, MSR_IA32_BNDCFGS }; static unsigned num_msrs_to_save; |
