[PATCH] swiotlb: file header comments

Change comment at top of swiotlb.c to reflect that the code is shared
with EM64T (i.e. Intel x86_64). Also add an entry for myself so that
if I "broke it", everyone knows who "bought it"... :-)

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index a1a6d6b..cae806d 100644 (file)
--- a/lib/swiotlb.c
+++ b/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>