From 8a7fbe39737baff1b926f952d0d21f085abc035e Mon Sep 17 00:00:00 2001
From: Christian Prochaska <christian.prochaska@genode-labs.com>
Date: Mon, 11 Jun 2012 16:46:30 +0200
Subject: [PATCH] Fix ring buffer interface description

The maximum number of elements in the ring buffer is QUEUE_SIZE - 1.

Fixes #240.
---
 os/include/os/ring_buffer.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/os/include/os/ring_buffer.h b/os/include/os/ring_buffer.h
index 204770c5e..50ebb3037 100644
--- a/os/include/os/ring_buffer.h
+++ b/os/include/os/ring_buffer.h
@@ -22,7 +22,8 @@
  * Ring buffer template
  *
  * \param ET          element type
- * \param QUEUE_SIZE  maximum number of ring-buffer elements
+ * \param QUEUE_SIZE  number of element slots in the ring. the maximum number of
+ *                    ring-buffer elements is QUEUE_SIZE - 1
  *
  * The ring buffer manages its elements as values.
  * When inserting an element, a copy of the element is