xprintk
xprintk(dev , KERN_DEBUG , fmt , ## args)
xprintk(dev , KERN_ERR , fmt , ## args)
xprintk(dev , KERN_INFO , fmt , ## args)
xprintk(dev , KERN_DEBUG , fmt , ## args)
xprintk(dev , KERN_ERR , fmt , ## args)
xprintk(dev , KERN_WARNING , fmt , ## args)
xprintk(dev , KERN_INFO , fmt , ## args)