diff --git a/[refs] b/[refs]
index 4cad77e56c0c..caaa93696d6b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: de69e0f0b38a467d881e138a302b005bf31c8400
+refs/heads/master: 569c8bf5d8eeeeb9f5250d5b7991007874f0fef2
diff --git a/trunk/lib/swiotlb.c b/trunk/lib/swiotlb.c
index a1a6d6bf87b4..cae806d1ef12 100644
--- a/trunk/lib/swiotlb.c
+++ b/trunk/lib/swiotlb.c
@@ -1,7 +1,7 @@
 /*
  * Dynamic DMA mapping support.
  *
- * This implementation is for IA-64 platforms that do not support
+ * This implementation is for IA-64 and EM64T platforms that do not support
  * I/O TLBs (aka DMA address translation hardware).
  * Copyright (C) 2000 Asit Mallick <Asit.K.Mallick@intel.com>
  * Copyright (C) 2000 Goutham Rao <goutham.rao@intel.com>
@@ -11,7 +11,9 @@
  * 03/05/07 davidm	Switch from PCI-DMA to generic device DMA API.
  * 00/12/13 davidm	Rename to swiotlb.c and add mark_clean() to avoid
  *			unnecessary i-cache flushing.
- * 04/07/.. ak          Better overflow handling. Assorted fixes.
+ * 04/07/.. ak		Better overflow handling. Assorted fixes.
+ * 05/09/10 linville	Add support for syncing ranges, support syncing for
+ *			DMA_BIDIRECTIONAL mappings, miscellaneous cleanup.
  */
 
 #include <linux/cache.h>