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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/tools/arch/x86/include/uapi/asm/kvm.h
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@@ -192,6 +192,26 @@
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 	__u32 indices[0];
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 };
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+/* Maximum size of any access bitmap in bytes */
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+#define KVM_MSR_FILTER_MAX_BITMAP_SIZE 0x600
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+
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+/* for KVM_X86_SET_MSR_FILTER */
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+struct kvm_msr_filter_range {
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+#define KVM_MSR_FILTER_READ  (1 << 0)
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+#define KVM_MSR_FILTER_WRITE (1 << 1)
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+	__u32 flags;
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+	__u32 nmsrs; /* number of msrs in bitmap */
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+	__u32 base;  /* MSR index the bitmap starts at */
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+	__u8 *bitmap; /* a 1 bit allows the operations in flags, 0 denies */
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+};
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+
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+#define KVM_MSR_FILTER_MAX_RANGES 16
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+struct kvm_msr_filter {
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+#define KVM_MSR_FILTER_DEFAULT_ALLOW (0 << 0)
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+#define KVM_MSR_FILTER_DEFAULT_DENY  (1 << 0)
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+	__u32 flags;
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+	struct kvm_msr_filter_range ranges[KVM_MSR_FILTER_MAX_RANGES];
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+};
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 struct kvm_cpuid_entry {
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 	__u32 function;
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@@ -288,6 +308,7 @@
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 #define KVM_VCPUEVENT_VALID_SIPI_VECTOR	0x00000002
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 #define KVM_VCPUEVENT_VALID_SHADOW	0x00000004
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 #define KVM_VCPUEVENT_VALID_SMM		0x00000008
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+#define KVM_VCPUEVENT_VALID_PAYLOAD	0x00000010
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 /* Interrupt shadow states */
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 #define KVM_X86_SHADOW_INT_MOV_SS	0x01
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@@ -299,7 +320,7 @@
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 		__u8 injected;
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 		__u8 nr;
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 		__u8 has_error_code;
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-		__u8 pad;
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+		__u8 pending;
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 		__u32 error_code;
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 	} exception;
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 	struct {
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@@ -322,7 +343,9 @@
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 		__u8 smm_inside_nmi;
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 		__u8 latched_init;
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 	} smi;
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-	__u32 reserved[9];
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+	__u8 reserved[27];
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+	__u8 exception_has_payload;
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+	__u64 exception_payload;
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 };
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 /* for KVM_GET/SET_DEBUGREGS */
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@@ -375,45 +398,92 @@
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 	struct kvm_vcpu_events events;
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 };
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-#define KVM_X86_QUIRK_LINT0_REENABLED	(1 << 0)
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-#define KVM_X86_QUIRK_CD_NW_CLEARED	(1 << 1)
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-#define KVM_X86_QUIRK_LAPIC_MMIO_HOLE	(1 << 2)
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+#define KVM_X86_QUIRK_LINT0_REENABLED	   (1 << 0)
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+#define KVM_X86_QUIRK_CD_NW_CLEARED	   (1 << 1)
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+#define KVM_X86_QUIRK_LAPIC_MMIO_HOLE	   (1 << 2)
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+#define KVM_X86_QUIRK_OUT_7E_INC_RIP	   (1 << 3)
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+#define KVM_X86_QUIRK_MISC_ENABLE_NO_MWAIT (1 << 4)
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+
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+#define KVM_STATE_NESTED_FORMAT_VMX	0
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+#define KVM_STATE_NESTED_FORMAT_SVM	1
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 #define KVM_STATE_NESTED_GUEST_MODE	0x00000001
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 #define KVM_STATE_NESTED_RUN_PENDING	0x00000002
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+#define KVM_STATE_NESTED_EVMCS		0x00000004
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+#define KVM_STATE_NESTED_MTF_PENDING	0x00000008
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+#define KVM_STATE_NESTED_GIF_SET	0x00000100
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 #define KVM_STATE_NESTED_SMM_GUEST_MODE	0x00000001
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 #define KVM_STATE_NESTED_SMM_VMXON	0x00000002
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-struct kvm_vmx_nested_state {
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+#define KVM_STATE_NESTED_VMX_VMCS_SIZE	0x1000
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+
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+#define KVM_STATE_NESTED_SVM_VMCB_SIZE	0x1000
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+
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+#define KVM_STATE_VMX_PREEMPTION_TIMER_DEADLINE	0x00000001
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+
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+struct kvm_vmx_nested_state_data {
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+	__u8 vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE];
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+	__u8 shadow_vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE];
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+};
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+
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+struct kvm_vmx_nested_state_hdr {
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 	__u64 vmxon_pa;
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-	__u64 vmcs_pa;
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+	__u64 vmcs12_pa;
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 	struct {
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 		__u16 flags;
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 	} smm;
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+
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+	__u32 flags;
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+	__u64 preemption_timer_deadline;
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+};
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+
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+struct kvm_svm_nested_state_data {
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+	/* Save area only used if KVM_STATE_NESTED_RUN_PENDING.  */
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+	__u8 vmcb12[KVM_STATE_NESTED_SVM_VMCB_SIZE];
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+};
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+
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+struct kvm_svm_nested_state_hdr {
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+	__u64 vmcb_pa;
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 };
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 /* for KVM_CAP_NESTED_STATE */
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 struct kvm_nested_state {
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-	/* KVM_STATE_* flags */
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 	__u16 flags;
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-
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-	/* 0 for VMX, 1 for SVM.  */
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 	__u16 format;
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-
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-	/* 128 for SVM, 128 + VMCS size for VMX.  */
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 	__u32 size;
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 	union {
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-		/* VMXON, VMCS */
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-		struct kvm_vmx_nested_state vmx;
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+		struct kvm_vmx_nested_state_hdr vmx;
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+		struct kvm_svm_nested_state_hdr svm;
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 		/* Pad the header to 128 bytes.  */
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 		__u8 pad[120];
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-	};
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+	} hdr;
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-	__u8 data[0];
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+	/*
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+	 * Define data region as 0 bytes to preserve backwards-compatability
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+	 * to old definition of kvm_nested_state in order to avoid changing
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+	 * KVM_{GET,PUT}_NESTED_STATE ioctl values.
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+	 */
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+	union {
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+		struct kvm_vmx_nested_state_data vmx[0];
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+		struct kvm_svm_nested_state_data svm[0];
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+	} data;
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 };
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+/* for KVM_CAP_PMU_EVENT_FILTER */
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+struct kvm_pmu_event_filter {
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+	__u32 action;
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+	__u32 nevents;
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+	__u32 fixed_counter_bitmap;
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+	__u32 flags;
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+	__u32 pad[4];
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+	__u64 events[0];
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+};
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+
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+#define KVM_PMU_EVENT_ALLOW 0
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+#define KVM_PMU_EVENT_DENY 1
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+
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 #endif /* _ASM_X86_KVM_H */