diff options
Diffstat (limited to 'arch/x86/kvm/vmx/vmcs.h')
| -rw-r--r-- | arch/x86/kvm/vmx/vmcs.h | 72 |
1 files changed, 59 insertions, 13 deletions
diff --git a/arch/x86/kvm/vmx/vmcs.h b/arch/x86/kvm/vmx/vmcs.h index 5c0ff80b85c0..b25625314658 100644 --- a/arch/x86/kvm/vmx/vmcs.h +++ b/arch/x86/kvm/vmx/vmcs.h @@ -11,6 +11,8 @@ #include "capabilities.h" +#define ROL16(val, n) ((u16)(((u16)(val) << (n)) | ((u16)(val) >> (16 - (n))))) + struct vmcs_hdr { u32 revision_id:31; u32 shadow_vmcs:1; @@ -48,6 +50,7 @@ struct vmcs_controls_shadow { u32 pin; u32 exec; u32 secondary_exec; + u64 tertiary_exec; }; /* @@ -72,11 +75,24 @@ struct loaded_vmcs { struct vmcs_controls_shadow controls_shadow; }; +static __always_inline bool is_intr_type(u32 intr_info, u32 type) +{ + const u32 mask = INTR_INFO_VALID_MASK | INTR_INFO_INTR_TYPE_MASK; + + return (intr_info & mask) == (INTR_INFO_VALID_MASK | type); +} + +static inline bool is_intr_type_n(u32 intr_info, u32 type, u8 vector) +{ + const u32 mask = INTR_INFO_VALID_MASK | INTR_INFO_INTR_TYPE_MASK | + INTR_INFO_VECTOR_MASK; + + return (intr_info & mask) == (INTR_INFO_VALID_MASK | type | vector); +} + static inline bool is_exception_n(u32 intr_info, u8 vector) { - return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VECTOR_MASK | - INTR_INFO_VALID_MASK)) == - (INTR_TYPE_HARD_EXCEPTION | vector | INTR_INFO_VALID_MASK); + return is_intr_type_n(intr_info, INTR_TYPE_HARD_EXCEPTION, vector); } static inline bool is_debug(u32 intr_info) @@ -89,6 +105,11 @@ static inline bool is_breakpoint(u32 intr_info) return is_exception_n(intr_info, BP_VECTOR); } +static inline bool is_double_fault(u32 intr_info) +{ + return is_exception_n(intr_info, DF_VECTOR); +} + static inline bool is_page_fault(u32 intr_info) { return is_exception_n(intr_info, PF_VECTOR); @@ -104,30 +125,47 @@ static inline bool is_gp_fault(u32 intr_info) return is_exception_n(intr_info, GP_VECTOR); } +static inline bool is_alignment_check(u32 intr_info) +{ + return is_exception_n(intr_info, AC_VECTOR); +} + static inline bool is_machine_check(u32 intr_info) { - return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VECTOR_MASK | - INTR_INFO_VALID_MASK)) == - (INTR_TYPE_HARD_EXCEPTION | MC_VECTOR | INTR_INFO_VALID_MASK); + return is_exception_n(intr_info, MC_VECTOR); +} + +static inline bool is_nm_fault(u32 intr_info) +{ + return is_exception_n(intr_info, NM_VECTOR); +} + +static inline bool is_ve_fault(u32 intr_info) +{ + return is_exception_n(intr_info, VE_VECTOR); } /* Undocumented: icebp/int1 */ static inline bool is_icebp(u32 intr_info) { - return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VALID_MASK)) - == (INTR_TYPE_PRIV_SW_EXCEPTION | INTR_INFO_VALID_MASK); + return is_intr_type(intr_info, INTR_TYPE_PRIV_SW_EXCEPTION); } -static inline bool is_nmi(u32 intr_info) +static __always_inline bool is_nmi(u32 intr_info) { - return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VALID_MASK)) - == (INTR_TYPE_NMI_INTR | INTR_INFO_VALID_MASK); + return is_intr_type(intr_info, INTR_TYPE_NMI_INTR); } static inline bool is_external_intr(u32 intr_info) { - return (intr_info & (INTR_INFO_VALID_MASK | INTR_INFO_INTR_TYPE_MASK)) - == (INTR_INFO_VALID_MASK | INTR_TYPE_EXT_INTR); + return is_intr_type(intr_info, INTR_TYPE_EXT_INTR); +} + +static inline bool is_exception_with_error_code(u32 intr_info) +{ + const u32 mask = INTR_INFO_VALID_MASK | INTR_INFO_DELIVER_CODE_MASK; + + return (intr_info & mask) == mask; } enum vmcs_field_width { @@ -149,4 +187,12 @@ static inline int vmcs_field_readonly(unsigned long field) return (((field >> 10) & 0x3) == 1); } +#define VMCS_FIELD_INDEX_SHIFT (1) +#define VMCS_FIELD_INDEX_MASK GENMASK(9, 1) + +static inline unsigned int vmcs_field_index(unsigned long field) +{ + return (field & VMCS_FIELD_INDEX_MASK) >> VMCS_FIELD_INDEX_SHIFT; +} + #endif /* __KVM_X86_VMX_VMCS_H */ |