diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index a4a5aa18be8a..683e0627d4ce 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -4273,7 +4273,7 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu, static inline u64 nested_vmx_get_vmcs01_guest_efer(struct vcpu_vmx *vmx) { - struct shared_msr_entry *efer_msr; + struct vmx_uret_msr *efer_msr; unsigned int i; if (vm_entry_controls_get(vmx) & VM_ENTRY_LOAD_IA32_EFER) diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 2329f1bbbe6f..91e9a3657c4b 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -616,28 +616,28 @@ static inline int __find_msr_index(struct vcpu_vmx *vmx, u32 msr) int i; for (i = 0; i < vmx->nmsrs; ++i) - if (vmx_msr_index[vmx->guest_msrs[i].index] == msr) + if (vmx_msr_index[vmx->guest_uret_msrs[i].index] == msr) return i; return -1; } -struct shared_msr_entry *find_msr_entry(struct vcpu_vmx *vmx, u32 msr) +struct vmx_uret_msr *find_msr_entry(struct vcpu_vmx *vmx, u32 msr) { int i; i = __find_msr_index(vmx, msr); if (i >= 0) - return &vmx->guest_msrs[i]; + return &vmx->guest_uret_msrs[i]; return NULL; } -static int vmx_set_guest_msr(struct vcpu_vmx *vmx, struct shared_msr_entry *msr, u64 data) +static int vmx_set_guest_msr(struct vcpu_vmx *vmx, struct vmx_uret_msr *msr, u64 data) { int ret = 0; u64 old_msr_data = msr->data; msr->data = data; - if (msr - vmx->guest_msrs < vmx->save_nmsrs) { + if (msr - vmx->guest_uret_msrs < vmx->save_nmsrs) { preempt_disable(); ret = kvm_set_user_return_msr(msr->index, msr->data, msr->mask); preempt_enable(); @@ -982,8 +982,8 @@ static bool update_transition_efer(struct vcpu_vmx *vmx, int efer_offset) guest_efer &= ~ignore_bits; guest_efer |= host_efer & ignore_bits; - vmx->guest_msrs[efer_offset].data = guest_efer; - vmx->guest_msrs[efer_offset].mask = ~ignore_bits; + vmx->guest_uret_msrs[efer_offset].data = guest_efer; + vmx->guest_uret_msrs[efer_offset].mask = ~ignore_bits; return true; } @@ -1137,9 +1137,9 @@ void vmx_prepare_switch_to_guest(struct kvm_vcpu *vcpu) if (!vmx->guest_msrs_ready) { vmx->guest_msrs_ready = true; for (i = 0; i < vmx->save_nmsrs; ++i) - kvm_set_user_return_msr(vmx->guest_msrs[i].index, - vmx->guest_msrs[i].data, - vmx->guest_msrs[i].mask); + kvm_set_user_return_msr(vmx->guest_uret_msrs[i].index, + vmx->guest_uret_msrs[i].data, + vmx->guest_uret_msrs[i].mask); } @@ -1614,11 +1614,11 @@ static void vmx_queue_exception(struct kvm_vcpu *vcpu) */ static void move_msr_up(struct vcpu_vmx *vmx, int from, int to) { - struct shared_msr_entry tmp; + struct vmx_uret_msr tmp; - tmp = vmx->guest_msrs[to]; - vmx->guest_msrs[to] = vmx->guest_msrs[from]; - vmx->guest_msrs[from] = tmp; + tmp = vmx->guest_uret_msrs[to]; + vmx->guest_uret_msrs[to] = vmx->guest_uret_msrs[from]; + vmx->guest_uret_msrs[from] = tmp; } /* @@ -1729,7 +1729,7 @@ static int vmx_get_msr_feature(struct kvm_msr_entry *msr) static int vmx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) { struct vcpu_vmx *vmx = to_vmx(vcpu); - struct shared_msr_entry *msr; + struct vmx_uret_msr *msr; u32 index; switch (msr_info->index) { @@ -1750,7 +1750,7 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) if (!msr_info->host_initiated && !(vcpu->arch.arch_capabilities & ARCH_CAP_TSX_CTRL_MSR)) return 1; - goto find_shared_msr; + goto find_uret_msr; case MSR_IA32_UMWAIT_CONTROL: if (!msr_info->host_initiated && !vmx_has_waitpkg(vmx)) return 1; @@ -1857,9 +1857,9 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) if (!msr_info->host_initiated && !guest_cpuid_has(vcpu, X86_FEATURE_RDTSCP)) return 1; - goto find_shared_msr; + goto find_uret_msr; default: - find_shared_msr: + find_uret_msr: msr = find_msr_entry(vmx, msr_info->index); if (msr) { msr_info->data = msr->data; @@ -1889,7 +1889,7 @@ static u64 nested_vmx_truncate_sysenter_addr(struct kvm_vcpu *vcpu, 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; + struct vmx_uret_msr *msr; int ret = 0; u32 msr_index = msr_info->index; u64 data = msr_info->data; @@ -1993,7 +1993,7 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) return 1; if (data & ~(TSX_CTRL_RTM_DISABLE | TSX_CTRL_CPUID_CLEAR)) return 1; - goto find_shared_msr; + goto find_uret_msr; case MSR_IA32_PRED_CMD: if (!msr_info->host_initiated && !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL)) @@ -2130,10 +2130,10 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) /* Check reserved bit, higher 32 bits should be zero */ if ((data >> 32) != 0) return 1; - goto find_shared_msr; + goto find_uret_msr; default: - find_shared_msr: + find_uret_msr: msr = find_msr_entry(vmx, msr_index); if (msr) ret = vmx_set_guest_msr(vmx, msr, data); @@ -2767,7 +2767,7 @@ static void enter_rmode(struct kvm_vcpu *vcpu) void vmx_set_efer(struct kvm_vcpu *vcpu, u64 efer) { struct vcpu_vmx *vmx = to_vmx(vcpu); - struct shared_msr_entry *msr = find_msr_entry(vmx, MSR_EFER); + struct vmx_uret_msr *msr = find_msr_entry(vmx, MSR_EFER); if (!msr) return; @@ -6721,7 +6721,7 @@ static int vmx_create_vcpu(struct kvm_vcpu *vcpu) goto free_vpid; } - BUILD_BUG_ON(ARRAY_SIZE(vmx_msr_index) != MAX_NR_SHARED_MSRS); + BUILD_BUG_ON(ARRAY_SIZE(vmx_msr_index) != MAX_NR_USER_RETURN_MSRS); for (i = 0; i < ARRAY_SIZE(vmx_msr_index); ++i) { u32 index = vmx_msr_index[i]; @@ -6733,8 +6733,8 @@ static int vmx_create_vcpu(struct kvm_vcpu *vcpu) if (wrmsr_safe(index, data_low, data_high) < 0) continue; - vmx->guest_msrs[j].index = i; - vmx->guest_msrs[j].data = 0; + vmx->guest_uret_msrs[j].index = i; + vmx->guest_uret_msrs[j].data = 0; switch (index) { case MSR_IA32_TSX_CTRL: /* @@ -6742,10 +6742,10 @@ static int vmx_create_vcpu(struct kvm_vcpu *vcpu) * let's avoid changing CPUID bits under the host * kernel's feet. */ - vmx->guest_msrs[j].mask = ~(u64)TSX_CTRL_CPUID_CLEAR; + vmx->guest_uret_msrs[j].mask = ~(u64)TSX_CTRL_CPUID_CLEAR; break; default: - vmx->guest_msrs[j].mask = -1ull; + vmx->guest_uret_msrs[j].mask = -1ull; break; } ++vmx->nmsrs; @@ -7111,7 +7111,7 @@ static void vmx_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu) update_intel_pt_cfg(vcpu); if (boot_cpu_has(X86_FEATURE_RTM)) { - struct shared_msr_entry *msr; + struct vmx_uret_msr *msr; msr = find_msr_entry(vmx, MSR_IA32_TSX_CTRL); if (msr) { bool enabled = guest_cpuid_has(vcpu, X86_FEATURE_RTM); diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h index bce8cc4c9792..a13b61ef92b0 100644 --- a/arch/x86/kvm/vmx/vmx.h +++ b/arch/x86/kvm/vmx/vmx.h @@ -23,9 +23,9 @@ extern const u32 vmx_msr_index[]; #define X2APIC_MSR(r) (APIC_BASE_MSR + ((r) >> 4)) #ifdef CONFIG_X86_64 -#define MAX_NR_SHARED_MSRS 7 +#define MAX_NR_USER_RETURN_MSRS 7 #else -#define MAX_NR_SHARED_MSRS 4 +#define MAX_NR_USER_RETURN_MSRS 4 #endif #define MAX_NR_LOADSTORE_MSRS 8 @@ -35,7 +35,7 @@ struct vmx_msrs { struct vmx_msr_entry val[MAX_NR_LOADSTORE_MSRS]; }; -struct shared_msr_entry { +struct vmx_uret_msr { unsigned index; u64 data; u64 mask; @@ -196,7 +196,7 @@ struct vcpu_vmx { u32 idt_vectoring_info; ulong rflags; - struct shared_msr_entry guest_msrs[MAX_NR_SHARED_MSRS]; + struct vmx_uret_msr guest_uret_msrs[MAX_NR_USER_RETURN_MSRS]; int nmsrs; int save_nmsrs; bool guest_msrs_ready; @@ -329,7 +329,7 @@ bool vmx_interrupt_blocked(struct kvm_vcpu *vcpu); bool vmx_get_nmi_mask(struct kvm_vcpu *vcpu); void vmx_set_nmi_mask(struct kvm_vcpu *vcpu, bool masked); void vmx_set_virtual_apic_mode(struct kvm_vcpu *vcpu); -struct shared_msr_entry *find_msr_entry(struct vcpu_vmx *vmx, u32 msr); +struct vmx_uret_msr *find_msr_entry(struct vcpu_vmx *vmx, u32 msr); void pt_update_intercept_for_msr(struct vcpu_vmx *vmx); void vmx_update_host_rsp(struct vcpu_vmx *vmx, unsigned long host_rsp); int vmx_find_loadstore_msr_slot(struct vmx_msrs *m, u32 msr);