summaryrefslogtreecommitdiffstats
path: root/arch/x86/kvm/svm/svm.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kvm/svm/svm.h')
-rw-r--r--arch/x86/kvm/svm/svm.h55
1 files changed, 44 insertions, 11 deletions
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 2d83845b9032..21c5460e947a 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -29,10 +29,11 @@
#define IOPM_SIZE PAGE_SIZE * 3
#define MSRPM_SIZE PAGE_SIZE * 2
-#define MAX_DIRECT_ACCESS_MSRS 20
+#define MAX_DIRECT_ACCESS_MSRS 21
#define MSRPM_OFFSETS 16
extern u32 msrpm_offsets[MSRPM_OFFSETS] __read_mostly;
extern bool npt_enabled;
+extern int vgif;
extern bool intercept_smi;
/*
@@ -231,9 +232,14 @@ struct vcpu_svm {
unsigned int3_injected;
unsigned long int3_rip;
- /* cached guest cpuid flags for faster access */
+ /* optional nested SVM features that are enabled for this guest */
bool nrips_enabled : 1;
bool tsc_scaling_enabled : 1;
+ bool v_vmload_vmsave_enabled : 1;
+ bool lbrv_enabled : 1;
+ bool pause_filter_enabled : 1;
+ bool pause_threshold_enabled : 1;
+ bool vgif_enabled : 1;
u32 ldr_reg;
u32 dfr_reg;
@@ -452,44 +458,70 @@ static inline bool svm_is_intercept(struct vcpu_svm *svm, int bit)
return vmcb_is_intercept(&svm->vmcb->control, bit);
}
-static inline bool vgif_enabled(struct vcpu_svm *svm)
+static inline bool nested_vgif_enabled(struct vcpu_svm *svm)
{
- return !!(svm->vmcb->control.int_ctl & V_GIF_ENABLE_MASK);
+ return svm->vgif_enabled && (svm->nested.ctl.int_ctl & V_GIF_ENABLE_MASK);
+}
+
+static inline struct vmcb *get_vgif_vmcb(struct vcpu_svm *svm)
+{
+ if (!vgif)
+ return NULL;
+
+ if (is_guest_mode(&svm->vcpu) && !nested_vgif_enabled(svm))
+ return svm->nested.vmcb02.ptr;
+ else
+ return svm->vmcb01.ptr;
}
static inline void enable_gif(struct vcpu_svm *svm)
{
- if (vgif_enabled(svm))
- svm->vmcb->control.int_ctl |= V_GIF_MASK;
+ struct vmcb *vmcb = get_vgif_vmcb(svm);
+
+ if (vmcb)
+ vmcb->control.int_ctl |= V_GIF_MASK;
else
svm->vcpu.arch.hflags |= HF_GIF_MASK;
}
static inline void disable_gif(struct vcpu_svm *svm)
{
- if (vgif_enabled(svm))
- svm->vmcb->control.int_ctl &= ~V_GIF_MASK;
+ struct vmcb *vmcb = get_vgif_vmcb(svm);
+
+ if (vmcb)
+ vmcb->control.int_ctl &= ~V_GIF_MASK;
else
svm->vcpu.arch.hflags &= ~HF_GIF_MASK;
}
static inline bool gif_set(struct vcpu_svm *svm)
{
- if (vgif_enabled(svm))
- return !!(svm->vmcb->control.int_ctl & V_GIF_MASK);
+ struct vmcb *vmcb = get_vgif_vmcb(svm);
+
+ if (vmcb)
+ return !!(vmcb->control.int_ctl & V_GIF_MASK);
else
return !!(svm->vcpu.arch.hflags & HF_GIF_MASK);
}
+static inline bool nested_npt_enabled(struct vcpu_svm *svm)
+{
+ return svm->nested.ctl.nested_ctl & SVM_NESTED_CTL_NP_ENABLE;
+}
+
/* svm.c */
#define MSR_INVALID 0xffffffffU
+#define DEBUGCTL_RESERVED_BITS (~(0x3fULL))
+
extern bool dump_invalid_vmcb;
u32 svm_msrpm_offset(u32 msr);
u32 *svm_vcpu_alloc_msrpm(void);
void svm_vcpu_init_msrpm(struct kvm_vcpu *vcpu, u32 *msrpm);
void svm_vcpu_free_msrpm(u32 *msrpm);
+void svm_copy_lbrs(struct vmcb *to_vmcb, struct vmcb *from_vmcb);
+void svm_update_lbrv(struct kvm_vcpu *vcpu);
int svm_set_efer(struct kvm_vcpu *vcpu, u64 efer);
void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0);
@@ -574,7 +606,7 @@ extern struct kvm_x86_nested_ops svm_nested_ops;
int avic_ga_log_notifier(u32 ga_tag);
void avic_vm_destroy(struct kvm *kvm);
int avic_vm_init(struct kvm *kvm);
-void avic_init_vmcb(struct vcpu_svm *svm);
+void avic_init_vmcb(struct vcpu_svm *svm, struct vmcb *vmcb);
int avic_incomplete_ipi_interception(struct kvm_vcpu *vcpu);
int avic_unaccelerated_access_interception(struct kvm_vcpu *vcpu);
int avic_init_vcpu(struct vcpu_svm *svm);
@@ -592,6 +624,7 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq,
void avic_vcpu_blocking(struct kvm_vcpu *vcpu);
void avic_vcpu_unblocking(struct kvm_vcpu *vcpu);
void avic_ring_doorbell(struct kvm_vcpu *vcpu);
+unsigned long avic_vcpu_get_apicv_inhibit_reasons(struct kvm_vcpu *vcpu);
/* sev.c */