diff --git a/[refs] b/[refs]
index d6ed6e86f21f..43534b66cbd4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8d9f99c335ef66e4c44afe8f61816b0edeafba91
+refs/heads/master: 4207a152bc242effd0b8231143aa5b9f7a1593a9
diff --git a/trunk/Documentation/DMA-mapping.txt b/trunk/Documentation/PCI/PCI-DMA-mapping.txt
similarity index 100%
rename from trunk/Documentation/DMA-mapping.txt
rename to trunk/Documentation/PCI/PCI-DMA-mapping.txt
diff --git a/trunk/Documentation/block/biodoc.txt b/trunk/Documentation/block/biodoc.txt
index 8d2158a1c6aa..6fab97ea7e6b 100644
--- a/trunk/Documentation/block/biodoc.txt
+++ b/trunk/Documentation/block/biodoc.txt
@@ -186,7 +186,7 @@ a virtual address mapping (unlike the earlier scheme of virtual address
 do not have a corresponding kernel virtual address space mapping) and
 low-memory pages.
 
-Note: Please refer to Documentation/DMA-mapping.txt for a discussion
+Note: Please refer to Documentation/PCI/PCI-DMA-mapping.txt for a discussion
 on PCI high mem DMA aspects and mapping of scatter gather lists, and support
 for 64 bit PCI.