826 static ssize_t cache_read(struct file *filp, char __user *buf, size_t count,  in cache_read()
908 static ssize_t cache_do_downcall(char *kaddr, const char __user *buf,  in cache_do_downcall()
925 			      const char __user *buf,  in cache_downcall()
946 static ssize_t cache_write(struct file *filp, const char __user *buf,  in cache_write()
1019 	return put_user(len, (int __user *)arg);  in cache_ioctl()
1497 static ssize_t read_flush(struct file *file, char __user *buf,  in read_flush()
1509 static ssize_t write_flush(struct file *file, const char __user *buf,  in write_flush()
1552 static ssize_t cache_read_procfs(struct file *filp, char __user *buf,  in cache_read_procfs()
1560 static ssize_t cache_write_procfs(struct file *filp, const char __user *buf,  in cache_write_procfs()
1643 static ssize_t read_flush_procfs(struct file *filp, char __user *buf,  in read_flush_procfs()
1652 				  const char __user *buf,  in write_flush_procfs()
1770 static ssize_t cache_read_pipefs(struct file *filp, char __user *buf,  in cache_read_pipefs()
1778 static ssize_t cache_write_pipefs(struct file *filp, const char __user *buf,  in cache_write_pipefs()
1862 static ssize_t read_flush_pipefs(struct file *filp, char __user *buf,  in read_flush_pipefs()
1871 				  const char __user *buf,  in write_flush_pipefs()