diff options
Diffstat (limited to 'arch/x86/kvm/vmx.c')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 3606154bbc8b..45ffa32352f1 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -2220,15 +2220,17 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata) * Returns 0 on success, non-0 otherwise. * Assumes vcpu_load() was already called. */ -static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data) +static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) { struct vcpu_vmx *vmx = to_vmx(vcpu); struct shared_msr_entry *msr; int ret = 0; + u32 msr_index = msr_info->index; + u64 data = msr_info->data; switch (msr_index) { case MSR_EFER: - ret = kvm_set_msr_common(vcpu, msr_index, data); + ret = kvm_set_msr_common(vcpu, msr_info); break; #ifdef CONFIG_X86_64 case MSR_FS_BASE: @@ -2254,7 +2256,7 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data) vmcs_writel(GUEST_SYSENTER_ESP, data); break; case MSR_IA32_TSC: - kvm_write_tsc(vcpu, data); + kvm_write_tsc(vcpu, msr_info); break; case MSR_IA32_CR_PAT: if (vmcs_config.vmentry_ctrl & VM_ENTRY_LOAD_IA32_PAT) { @@ -2262,7 +2264,7 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data) vcpu->arch.pat = data; break; } - ret = kvm_set_msr_common(vcpu, msr_index, data); + ret = kvm_set_msr_common(vcpu, msr_info); break; case MSR_TSC_AUX: if (!vmx->rdtscp_enabled) @@ -2285,7 +2287,7 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data) } break; } - ret = kvm_set_msr_common(vcpu, msr_index, data); + ret = kvm_set_msr_common(vcpu, msr_info); } return ret; @@ -4648,11 +4650,15 @@ static int handle_rdmsr(struct kvm_vcpu *vcpu) static int handle_wrmsr(struct kvm_vcpu *vcpu) { + struct msr_data msr; u32 ecx = vcpu->arch.regs[VCPU_REGS_RCX]; u64 data = (vcpu->arch.regs[VCPU_REGS_RAX] & -1u) | ((u64)(vcpu->arch.regs[VCPU_REGS_RDX] & -1u) << 32); - if (vmx_set_msr(vcpu, ecx, data) != 0) { + msr.data = data; + msr.index = ecx; + msr.host_initiated = false; + if (vmx_set_msr(vcpu, &msr) != 0) { trace_kvm_msr_write_ex(ecx, data); kvm_inject_gp(vcpu, 0); return 1; |