Function

hv_vcpu_write_msr(_:_:_:)

Sets the value of a machine specific register (MSR) of a vCPU.

Declaration

func hv_vcpu_write_msr(_ vcpu: hv_vcpuid_t, _ msr: UInt32, _ value: UInt64) -> hv_return_t

Parameters

vcpu

The ID of the vCPU.

msr

The ID of the MSR.

value

The value to be written.

Return Value

HV_SUCCESS if the operation was successful, otherwise an error code specified in hv_return_t.

Discussion

This function must be called by the owning thread.

See Also

Accessing Machine Specific Registers (MSRs)

func hv_vcpu_read_msr(hv_vcpuid_t, UInt32, UnsafeMutablePointer<UInt64>!) -> hv_return_t

Returns, by reference, the current value of a machine specific register (MSR) of a vCPU.