12 static ssize_t xsd_read(struct file *file, char __user *buf,  in xsd_read()  argument
15 	const char *str = (const char *)file->private_data;  in xsd_read()
19 static int xsd_release(struct inode *inode, struct file *file)  in xsd_release()  argument
21 	kfree(file->private_data);  in xsd_release()
25 static int xsd_kva_open(struct inode *inode, struct file *file)  in xsd_kva_open()  argument
27 	file->private_data = (void *)kasprintf(GFP_KERNEL, "0x%p",  in xsd_kva_open()
29 	if (!file->private_data)  in xsd_kva_open()
34 static int xsd_kva_mmap(struct file *file, struct vm_area_struct *vma)  in xsd_kva_mmap()  argument
56 static int xsd_port_open(struct inode *inode, struct file *file)  in xsd_port_open()  argument
58 	file->private_data = (void *)kasprintf(GFP_KERNEL, "%d",  in xsd_port_open()
60 	if (!file->private_data)  in xsd_port_open()