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Diffstat (limited to 'include/linux/eventfd.h')
-rw-r--r--include/linux/eventfd.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
new file mode 100644
index 000000000000..0d6ecc60b94d
--- /dev/null
+++ b/include/linux/eventfd.h
@@ -0,0 +1,29 @@
+/*
+ * include/linux/eventfd.h
+ *
+ * Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org>
+ *
+ */
+
+#ifndef _LINUX_EVENTFD_H
+#define _LINUX_EVENTFD_H
+
+
+#ifdef __KERNEL__
+
+#ifdef CONFIG_EVENTFD
+
+struct file *eventfd_fget(int fd);
+int eventfd_signal(struct file *file, int n);
+
+#else /* CONFIG_EVENTFD */
+
+#define eventfd_fget(fd) ERR_PTR(-ENOSYS)
+#define eventfd_signal(f, n) 0
+
+#endif /* CONFIG_EVENTFD */
+
+#endif /* __KERNEL__ */
+
+#endif /* _LINUX_EVENTFD_H */
+