108 static int eventfd_release(struct inode *inode, struct file *file)  in eventfd_release()  argument
110 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_release()
117 static unsigned int eventfd_poll(struct file *file, poll_table *wait)  in eventfd_poll()  argument
119 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_poll()
123 	poll_wait(file, &ctx->wqh, wait);  in eventfd_poll()
226 static ssize_t eventfd_read(struct file *file, char __user *buf, size_t count,  in eventfd_read()  argument
229 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_read()
235 	res = eventfd_ctx_read(ctx, file->f_flags & O_NONBLOCK, &cnt);  in eventfd_read()
242 static ssize_t eventfd_write(struct file *file, const char __user *buf, size_t count,  in eventfd_write()  argument
245 	struct eventfd_ctx *ctx = file->private_data;  in eventfd_write()
260 	else if (!(file->f_flags & O_NONBLOCK)) {  in eventfd_write()
290 static void eventfd_show_fdinfo(struct seq_file *m, struct file *f)  in eventfd_show_fdinfo()
322 struct file *eventfd_fget(int fd)  in eventfd_fget()
324 	struct file *file;  in eventfd_fget()  local
326 	file = fget(fd);  in eventfd_fget()
327 	if (!file)  in eventfd_fget()
329 	if (file->f_op != &eventfd_fops) {  in eventfd_fget()
330 		fput(file);  in eventfd_fget()
334 	return file;  in eventfd_fget()
351 	if (!f.file)  in eventfd_ctx_fdget()
353 	ctx = eventfd_ctx_fileget(f.file);  in eventfd_ctx_fdget()
368 struct eventfd_ctx *eventfd_ctx_fileget(struct file *file)  in eventfd_ctx_fileget()  argument
370 	if (file->f_op != &eventfd_fops)  in eventfd_ctx_fileget()
373 	return eventfd_ctx_get(file->private_data);  in eventfd_ctx_fileget()
391 struct file *eventfd_file_create(unsigned int count, int flags)  in eventfd_file_create()
393 	struct file *file;  in eventfd_file_create()  local
412 	file = anon_inode_getfile("[eventfd]", &eventfd_fops, ctx,  in eventfd_file_create()
414 	if (IS_ERR(file))  in eventfd_file_create()
417 	return file;  in eventfd_file_create()
423 	struct file *file;  in SYSCALL_DEFINE2()  local
430 	file = eventfd_file_create(count, flags);  in SYSCALL_DEFINE2()
431 	if (IS_ERR(file)) {  in SYSCALL_DEFINE2()
432 		error = PTR_ERR(file);  in SYSCALL_DEFINE2()
435 	fd_install(fd, file);  in SYSCALL_DEFINE2()