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Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
-rw-r--r--arch/x86/include/asm/kvm_host.h90
1 files changed, 55 insertions, 35 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index f8ca74e7678f..950a03e0181e 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -121,6 +121,7 @@
KVM_ARCH_REQ_FLAGS(31, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
#define KVM_REQ_HV_TLB_FLUSH \
KVM_ARCH_REQ_FLAGS(32, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
+#define KVM_REQ_UPDATE_PROTECTED_GUEST_STATE KVM_ARCH_REQ(34)
#define CR0_RESERVED_BITS \
(~(unsigned long)(X86_CR0_PE | X86_CR0_MP | X86_CR0_EM | X86_CR0_TS \
@@ -159,7 +160,6 @@
#define KVM_MIN_FREE_MMU_PAGES 5
#define KVM_REFILL_PAGES 25
#define KVM_MAX_CPUID_ENTRIES 256
-#define KVM_NR_FIXED_MTRR_REGION 88
#define KVM_NR_VAR_MTRR 8
#define ASYNC_PF_PER_VCPU 64
@@ -533,12 +533,16 @@ struct kvm_pmc {
};
/* More counters may conflict with other existing Architectural MSRs */
-#define KVM_INTEL_PMC_MAX_GENERIC 8
-#define MSR_ARCH_PERFMON_PERFCTR_MAX (MSR_ARCH_PERFMON_PERFCTR0 + KVM_INTEL_PMC_MAX_GENERIC - 1)
-#define MSR_ARCH_PERFMON_EVENTSEL_MAX (MSR_ARCH_PERFMON_EVENTSEL0 + KVM_INTEL_PMC_MAX_GENERIC - 1)
-#define KVM_PMC_MAX_FIXED 3
-#define MSR_ARCH_PERFMON_FIXED_CTR_MAX (MSR_ARCH_PERFMON_FIXED_CTR0 + KVM_PMC_MAX_FIXED - 1)
-#define KVM_AMD_PMC_MAX_GENERIC 6
+#define KVM_MAX(a, b) ((a) >= (b) ? (a) : (b))
+#define KVM_MAX_NR_INTEL_GP_COUNTERS 8
+#define KVM_MAX_NR_AMD_GP_COUNTERS 6
+#define KVM_MAX_NR_GP_COUNTERS KVM_MAX(KVM_MAX_NR_INTEL_GP_COUNTERS, \
+ KVM_MAX_NR_AMD_GP_COUNTERS)
+
+#define KVM_MAX_NR_INTEL_FIXED_COUTNERS 3
+#define KVM_MAX_NR_AMD_FIXED_COUTNERS 0
+#define KVM_MAX_NR_FIXED_COUNTERS KVM_MAX(KVM_MAX_NR_INTEL_FIXED_COUTNERS, \
+ KVM_MAX_NR_AMD_FIXED_COUTNERS)
struct kvm_pmu {
u8 version;
@@ -546,16 +550,16 @@ struct kvm_pmu {
unsigned nr_arch_fixed_counters;
unsigned available_event_types;
u64 fixed_ctr_ctrl;
- u64 fixed_ctr_ctrl_mask;
+ u64 fixed_ctr_ctrl_rsvd;
u64 global_ctrl;
u64 global_status;
u64 counter_bitmask[2];
- u64 global_ctrl_mask;
- u64 global_status_mask;
+ u64 global_ctrl_rsvd;
+ u64 global_status_rsvd;
u64 reserved_bits;
u64 raw_event_mask;
- struct kvm_pmc gp_counters[KVM_INTEL_PMC_MAX_GENERIC];
- struct kvm_pmc fixed_counters[KVM_PMC_MAX_FIXED];
+ struct kvm_pmc gp_counters[KVM_MAX_NR_GP_COUNTERS];
+ struct kvm_pmc fixed_counters[KVM_MAX_NR_FIXED_COUNTERS];
/*
* Overlay the bitmap with a 64-bit atomic so that all bits can be
@@ -571,9 +575,9 @@ struct kvm_pmu {
u64 ds_area;
u64 pebs_enable;
- u64 pebs_enable_mask;
+ u64 pebs_enable_rsvd;
u64 pebs_data_cfg;
- u64 pebs_data_cfg_mask;
+ u64 pebs_data_cfg_rsvd;
/*
* If a guest counter is cross-mapped to host counter with different
@@ -604,18 +608,12 @@ enum {
KVM_DEBUGREG_WONT_EXIT = 2,
};
-struct kvm_mtrr_range {
- u64 base;
- u64 mask;
- struct list_head node;
-};
-
struct kvm_mtrr {
- struct kvm_mtrr_range var_ranges[KVM_NR_VAR_MTRR];
- mtrr_type fixed_ranges[KVM_NR_FIXED_MTRR_REGION];
+ u64 var[KVM_NR_VAR_MTRR * 2];
+ u64 fixed_64k;
+ u64 fixed_16k[2];
+ u64 fixed_4k[8];
u64 deftype;
-
- struct list_head head;
};
/* Hyper-V SynIC timer */
@@ -1207,7 +1205,7 @@ enum kvm_apicv_inhibit {
* APIC acceleration is disabled by a module parameter
* and/or not supported in hardware.
*/
- APICV_INHIBIT_REASON_DISABLE,
+ APICV_INHIBIT_REASON_DISABLED,
/*
* APIC acceleration is inhibited because AutoEOI feature is
@@ -1277,8 +1275,27 @@ enum kvm_apicv_inhibit {
* mapping between logical ID and vCPU.
*/
APICV_INHIBIT_REASON_LOGICAL_ID_ALIASED,
+
+ NR_APICV_INHIBIT_REASONS,
};
+#define __APICV_INHIBIT_REASON(reason) \
+ { BIT(APICV_INHIBIT_REASON_##reason), #reason }
+
+#define APICV_INHIBIT_REASONS \
+ __APICV_INHIBIT_REASON(DISABLED), \
+ __APICV_INHIBIT_REASON(HYPERV), \
+ __APICV_INHIBIT_REASON(ABSENT), \
+ __APICV_INHIBIT_REASON(BLOCKIRQ), \
+ __APICV_INHIBIT_REASON(PHYSICAL_ID_ALIASED), \
+ __APICV_INHIBIT_REASON(APIC_ID_MODIFIED), \
+ __APICV_INHIBIT_REASON(APIC_BASE_MODIFIED), \
+ __APICV_INHIBIT_REASON(NESTED), \
+ __APICV_INHIBIT_REASON(IRQWIN), \
+ __APICV_INHIBIT_REASON(PIT_REINJ), \
+ __APICV_INHIBIT_REASON(SEV), \
+ __APICV_INHIBIT_REASON(LOGICAL_ID_ALIASED)
+
struct kvm_arch {
unsigned long n_used_mmu_pages;
unsigned long n_requested_mmu_pages;
@@ -1364,6 +1381,7 @@ struct kvm_arch {
u32 default_tsc_khz;
bool user_set_tsc;
+ u64 apic_bus_cycle_ns;
seqcount_raw_spinlock_t pvclock_sc;
bool use_master_clock;
@@ -1708,13 +1726,11 @@ struct kvm_x86_ops {
void (*enable_nmi_window)(struct kvm_vcpu *vcpu);
void (*enable_irq_window)(struct kvm_vcpu *vcpu);
void (*update_cr8_intercept)(struct kvm_vcpu *vcpu, int tpr, int irr);
- bool (*check_apicv_inhibit_reasons)(enum kvm_apicv_inhibit reason);
const unsigned long required_apicv_inhibits;
bool allow_apicv_in_x2apic_without_x2apic_virtualization;
void (*refresh_apicv_exec_ctrl)(struct kvm_vcpu *vcpu);
void (*hwapic_irr_update)(struct kvm_vcpu *vcpu, int max_irr);
void (*hwapic_isr_update)(int isr);
- bool (*guest_apic_has_interrupt)(struct kvm_vcpu *vcpu);
void (*load_eoi_exitmap)(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap);
void (*set_virtual_apic_mode)(struct kvm_vcpu *vcpu);
void (*set_apic_access_page_addr)(struct kvm_vcpu *vcpu);
@@ -1749,8 +1765,6 @@ struct kvm_x86_ops {
struct x86_exception *exception);
void (*handle_exit_irqoff)(struct kvm_vcpu *vcpu);
- void (*sched_in)(struct kvm_vcpu *vcpu, int cpu);
-
/*
* Size of the CPU's dirty log buffer, i.e. VMX's PML buffer. A zero
* value indicates CPU dirty logging is unsupported or disabled.
@@ -1812,6 +1826,9 @@ struct kvm_x86_ops {
gva_t (*get_untagged_addr)(struct kvm_vcpu *vcpu, gva_t gva, unsigned int flags);
void *(*alloc_apic_backing_page)(struct kvm_vcpu *vcpu);
+ int (*gmem_prepare)(struct kvm *kvm, kvm_pfn_t pfn, gfn_t gfn, int max_order);
+ void (*gmem_invalidate)(kvm_pfn_t start, kvm_pfn_t end);
+ int (*private_max_mapping_level)(struct kvm *kvm, kvm_pfn_t pfn);
};
struct kvm_x86_nested_ops {
@@ -1819,7 +1836,7 @@ struct kvm_x86_nested_ops {
bool (*is_exception_vmexit)(struct kvm_vcpu *vcpu, u8 vector,
u32 error_code);
int (*check_events)(struct kvm_vcpu *vcpu);
- bool (*has_events)(struct kvm_vcpu *vcpu);
+ bool (*has_events)(struct kvm_vcpu *vcpu, bool for_injection);
void (*triple_fault)(struct kvm_vcpu *vcpu);
int (*get_state)(struct kvm_vcpu *vcpu,
struct kvm_nested_state __user *user_kvm_nested_state,
@@ -1853,11 +1870,13 @@ struct kvm_arch_async_pf {
};
extern u32 __read_mostly kvm_nr_uret_msrs;
-extern u64 __read_mostly host_efer;
extern bool __read_mostly allow_smaller_maxphyaddr;
extern bool __read_mostly enable_apicv;
extern struct kvm_x86_ops kvm_x86_ops;
+#define kvm_x86_call(func) static_call(kvm_x86_##func)
+#define kvm_pmu_call(func) static_call(kvm_x86_pmu_##func)
+
#define KVM_X86_OP(func) \
DECLARE_STATIC_CALL(kvm_x86_##func, *(((struct kvm_x86_ops *)0)->func));
#define KVM_X86_OP_OPTIONAL KVM_X86_OP
@@ -1881,7 +1900,7 @@ void kvm_arch_free_vm(struct kvm *kvm);
static inline int kvm_arch_flush_remote_tlbs(struct kvm *kvm)
{
if (kvm_x86_ops.flush_remote_tlbs &&
- !static_call(kvm_x86_flush_remote_tlbs)(kvm))
+ !kvm_x86_call(flush_remote_tlbs)(kvm))
return 0;
else
return -ENOTSUPP;
@@ -1894,7 +1913,7 @@ static inline int kvm_arch_flush_remote_tlbs_range(struct kvm *kvm, gfn_t gfn,
if (!kvm_x86_ops.flush_remote_tlbs_range)
return -EOPNOTSUPP;
- return static_call(kvm_x86_flush_remote_tlbs_range)(kvm, gfn, nr_pages);
+ return kvm_x86_call(flush_remote_tlbs_range)(kvm, gfn, nr_pages);
}
#endif /* CONFIG_HYPERV */
@@ -1939,6 +1958,7 @@ void kvm_mmu_slot_leaf_clear_dirty(struct kvm *kvm,
const struct kvm_memory_slot *memslot);
void kvm_mmu_invalidate_mmio_sptes(struct kvm *kvm, u64 gen);
void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned long kvm_nr_mmu_pages);
+void kvm_zap_gfn_range(struct kvm *kvm, gfn_t gfn_start, gfn_t gfn_end);
int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
@@ -2292,12 +2312,12 @@ static inline bool kvm_irq_is_postable(struct kvm_lapic_irq *irq)
static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu)
{
- static_call_cond(kvm_x86_vcpu_blocking)(vcpu);
+ kvm_x86_call(vcpu_blocking)(vcpu);
}
static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu)
{
- static_call_cond(kvm_x86_vcpu_unblocking)(vcpu);
+ kvm_x86_call(vcpu_unblocking)(vcpu);
}
static inline int kvm_cpu_get_apicid(int mps_cpu)
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