self_check.py 文件源码

def check_vmx_pt():
    from fcntl import ioctl

    KVMIO = 0xAE
    KVM_VMX_PT_SUPPORTED = KVMIO << (8) | 0xe4

    try:
        fd = open("/dev/kvm", "wb")
    except:
        print('\033[91m' + error_prefix + "KVM is not loaded!" + '\033[0m')
        return False

    try:
        ret = ioctl(fd, KVM_VMX_PT_SUPPORTED, 0)
    except IOError:
        print('\033[91m' + error_prefix + "VMX_PT is not loaded!" + '\033[0m')
        return False
    fd.close()

    if ret == 0:
        print('\033[91m' + error_prefix + "Intel PT is not supported on this CPU!" + '\033[0m')
        return False

    return True