285 	struct file *filp = iocb->ki_filp;  in pipe_read()  local
286 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_read()
366 			if (filp->f_flags & O_NONBLOCK) {  in pipe_read()
390 		file_accessed(filp);  in pipe_read()
398 	struct file *filp = iocb->ki_filp;  in pipe_write()  local
399 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_write()
537 		if (filp->f_flags & O_NONBLOCK) {  in pipe_write()
563 		file_update_time(filp);  in pipe_write()
568 bad_pipe_r(struct file *filp, char __user *buf, size_t count, loff_t *ppos)  in bad_pipe_r()  argument
574 bad_pipe_w(struct file *filp, const char __user *buf, size_t count,  in bad_pipe_w()  argument
580 static long pipe_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in pipe_ioctl()  argument
582 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_ioctl()
607 pipe_poll(struct file *filp, poll_table *wait)  in pipe_poll()  argument
610 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_poll()
614 	poll_wait(filp, &pipe->wait, wait);  in pipe_poll()
619 	if (filp->f_mode & FMODE_READ) {  in pipe_poll()
621 		if (!pipe->writers && filp->f_version != pipe->w_counter)  in pipe_poll()
625 	if (filp->f_mode & FMODE_WRITE) {  in pipe_poll()
661 pipe_read_fasync(int fd, struct file *filp, int on)  in pipe_read_fasync()  argument
663 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_read_fasync()
667 	retval = fasync_helper(fd, filp, on, &inode->i_pipe->fasync_readers);  in pipe_read_fasync()
678 pipe_write_fasync(int fd, struct file *filp, int on)  in pipe_write_fasync()  argument
680 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_write_fasync()
684 	retval = fasync_helper(fd, filp, on, &inode->i_pipe->fasync_writers);  in pipe_write_fasync()
695 pipe_rdwr_fasync(int fd, struct file *filp, int on)  in pipe_rdwr_fasync()  argument
697 	struct inode *inode = filp->f_path.dentry->d_inode;  in pipe_rdwr_fasync()
702 	retval = fasync_helper(fd, filp, on, &pipe->fasync_readers);  in pipe_rdwr_fasync()
704 		retval = fasync_helper(fd, filp, on, &pipe->fasync_writers);  in pipe_rdwr_fasync()
706 			fasync_helper(-1, filp, 0, &pipe->fasync_readers);  in pipe_rdwr_fasync()
718 pipe_read_release(struct inode *inode, struct file *filp)  in pipe_read_release()  argument
724 pipe_write_release(struct inode *inode, struct file *filp)  in pipe_write_release()  argument
730 pipe_rdwr_release(struct inode *inode, struct file *filp)  in pipe_rdwr_release()  argument
734 	decr = (filp->f_mode & FMODE_READ) != 0;  in pipe_rdwr_release()
735 	decw = (filp->f_mode & FMODE_WRITE) != 0;  in pipe_rdwr_release()
740 pipe_read_open(struct inode *inode, struct file *filp)  in pipe_read_open()  argument
752 pipe_write_open(struct inode *inode, struct file *filp)  in pipe_write_open()  argument
762 pipe_rdwr_open(struct inode *inode, struct file *filp)  in pipe_rdwr_open()  argument
765 	if (filp->f_mode & FMODE_READ)  in pipe_rdwr_open()
767 	if (filp->f_mode & FMODE_WRITE)  in pipe_rdwr_open()