diff --git a/[refs] b/[refs]
index 9af25815cb8c..3268955fd056 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d994ffc247f7c4a48b848f10c4c01c9b06411ada
+refs/heads/master: 5dab600e6a153ceb64832f608069e6c08185411a
diff --git a/trunk/include/linux/kfifo.h b/trunk/include/linux/kfifo.h
index c8618243ca5a..6f6c5f300af6 100644
--- a/trunk/include/linux/kfifo.h
+++ b/trunk/include/linux/kfifo.h
@@ -67,7 +67,7 @@ struct kfifo {
 /**
  * DECLARE_KFIFO - macro to declare a kfifo and the associated buffer
  * @name: name of the declared kfifo datatype
- * @size: size of the fifo buffer
+ * @size: size of the fifo buffer. Must be a power of two.
  *
  * Note1: the macro can be used inside struct or union declaration
  * Note2: the macro creates two objects:
@@ -91,7 +91,7 @@ union { \
 /**
  * DEFINE_KFIFO - macro to define and initialize a kfifo
  * @name: name of the declared kfifo datatype
- * @size: size of the fifo buffer
+ * @size: size of the fifo buffer. Must be a power of two.
  *
  * Note1: the macro can be used for global and local kfifo data type variables
  * Note2: the macro creates two objects:
diff --git a/trunk/kernel/kfifo.c b/trunk/kernel/kfifo.c
index 7384f120be87..32c5c15d750d 100644
--- a/trunk/kernel/kfifo.c
+++ b/trunk/kernel/kfifo.c
@@ -41,7 +41,7 @@ static void _kfifo_init(struct kfifo *fifo, void *buffer,
  * kfifo_init - initialize a FIFO using a preallocated buffer
  * @fifo: the fifo to assign the buffer
  * @buffer: the preallocated buffer to be used.
- * @size: the size of the internal buffer, this have to be a power of 2.
+ * @size: the size of the internal buffer, this has to be a power of 2.
  *
  */
 void kfifo_init(struct kfifo *fifo, void *buffer, unsigned int size)