123 static int eventfd_release(struct inode *inode, struct file *file)  in eventfd_release()  argument
125 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_release()
132 static __poll_t eventfd_poll(struct file *file, poll_table *wait)  in eventfd_poll()  argument
134 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_poll()
138 	poll_wait(file, &ctx->wqh, wait);  in eventfd_poll()
227 	struct file *file = iocb->ki_filp;  in eventfd_read()  local
228 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_read()
236 		if ((file->f_flags & O_NONBLOCK) ||  in eventfd_read()
269 static ssize_t eventfd_write(struct file *file, const char __user *buf, size_t count,  in eventfd_write()  argument
272 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_write()
287 	else if (!(file->f_flags & O_NONBLOCK)) {  in eventfd_write()
317 static void eventfd_show_fdinfo(struct seq_file *m, struct file *f)  in eventfd_show_fdinfo()
350 struct file *eventfd_fget(int fd)  in eventfd_fget()
352 	struct file *file;  in eventfd_fget()  local
354 	file = fget(fd);  in eventfd_fget()
355 	if (!file)  in eventfd_fget()
357 	if (file->f_op != &eventfd_fops) {  in eventfd_fget()
358 		fput(file);  in eventfd_fget()
362 	return file;  in eventfd_fget()
379 	if (!f.file)  in eventfd_ctx_fdget()
381 	ctx = eventfd_ctx_fileget(f.file);  in eventfd_ctx_fdget()
396 struct eventfd_ctx *eventfd_ctx_fileget(struct file *file)  in eventfd_ctx_fileget()  argument
400 	if (file->f_op != &eventfd_fops)  in eventfd_ctx_fileget()
403 	ctx = file->private_data;  in eventfd_ctx_fileget()
412 	struct file *file;  in do_eventfd()  local
438 	file = anon_inode_getfile("[eventfd]", &eventfd_fops, ctx, flags);  in do_eventfd()
439 	if (IS_ERR(file)) {  in do_eventfd()
441 		fd = PTR_ERR(file);  in do_eventfd()
445 	file->f_mode |= FMODE_NOWAIT;  in do_eventfd()
446 	fd_install(fd, file);  in do_eventfd()