45 static int signalfd_release(struct inode *inode, struct file *file)  in signalfd_release()  argument
47 	kfree(file->private_data);  in signalfd_release()
51 static __poll_t signalfd_poll(struct file *file, poll_table *wait)  in signalfd_poll()  argument
53 	struct signalfd_ctx *ctx = file->private_data;  in signalfd_poll()
56 	poll_wait(file, &current->sighand->signalfd_wqh, wait);  in signalfd_poll()
202 static ssize_t signalfd_read(struct file *file, char __user *buf, size_t count,  in signalfd_read()  argument
205 	struct signalfd_ctx *ctx = file->private_data;  in signalfd_read()
207 	int nonblock = file->f_flags & O_NONBLOCK;  in signalfd_read()
232 static void signalfd_show_fdinfo(struct seq_file *m, struct file *f)  in signalfd_show_fdinfo()
284 		if (!f.file)  in do_signalfd4()
286 		ctx = f.file->private_data;  in do_signalfd4()
287 		if (f.file->f_op != &signalfd_fops) {  in do_signalfd4()