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Virtual Processor Exception

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Syntax

//
// Context data for an exit caused by an exception generated by the virtual processor
// (WHvRunVpExitReasonException)
//
typedef union WHV_VP_EXCEPTION_INFO
{
    struct
    {
        UINT32 ErrorCodeValid : 1;
        UINT32 SoftwareException : 1;
        UINT32 Reserved : 30;
    };

    UINT32 AsUINT32;
} WHV_VP_EXCEPTION_INFO;

typedef struct WHV_VP_EXCEPTION_CONTEXT
{
    UINT8 InstructionByteCount;
    UINT8 Reserved[3];
    UINT8 InstructionBytes[16];

    // Exception info
    WHV_VP_EXCEPTION_INFO ExceptionInfo;
    UINT8 ExceptionType; // WHV_EXCEPTION_TYPE
    UINT8 Reserved2[3];
    UINT32 ErrorCode;
    UINT64 ExceptionParameter;
} WHV_VP_EXCEPTION_CONTEXT; 

Return Value

Information about an exception generated by the virtual processor is provided in the WHV_VP_EXCEPTION_CONTEXT structure. 

Exits for exceptions are only generated if they are enabled by setting the WHV_EXTENDED_VM_EXITS.ExceptionExit property for the partition.