diff for duplicates of <5714447E.2030400@rock-chips.com>

diff --git a/a/1.txt b/N1/1.txt
index f35ee15..3f2dfe6 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -1,4 +1,4 @@
-On 2016年02月19日 16:22, Marek Szyprowski wrote:
+On 2016?02?19? 16:22, Marek Szyprowski wrote:
 > This patch replaces ARM-specific IOMMU-based DMA-mapping implementation
 > with generic IOMMU DMA-mapping code shared with ARM64 architecture. The
 > side-effect of this change is a switch from bitmap-based IO address space
@@ -15,10 +15,4 @@ Tested-by: Mark Yao <mark.yao@rock-chips.com>
 Thanks.
 
 -- 
-Ｍark Yao
-
-
-_______________________________________________
-dri-devel mailing list
-dri-devel@lists.freedesktop.org
-https://lists.freedesktop.org/mailman/listinfo/dri-devel
+?ark Yao
diff --git a/a/content_digest b/N1/content_digest
index 3b05358..c2a01f0 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -1,27 +1,12 @@
  "ref\01455870164-25337-1-git-send-email-m.szyprowski@samsung.com\0"
  "ref\01455870164-25337-4-git-send-email-m.szyprowski@samsung.com\0"
- "From\0Mark yao <mark.yao@rock-chips.com>\0"
- "Subject\0Re: [RFC 3/3] iommu: dma-iommu: use common implementation also on ARM architecture\0"
+ "From\0mark.yao@rock-chips.com (Mark yao)\0"
+ "Subject\0[RFC 3/3] iommu: dma-iommu: use common implementation also on ARM architecture\0"
  "Date\0Mon, 18 Apr 2016 10:20:46 +0800\0"
- "To\0Marek Szyprowski <m.szyprowski@samsung.com>"
-  iommu@lists.linux-foundation.org
-  linux-arm-kernel@lists.infradead.org
- " linux-kernel@vger.kernel.org\0"
- "Cc\0Krzysztof Kozlowski <k.kozlowski@samsung.com>"
-  Russell King - ARM Linux <linux@arm.linux.org.uk>
-  Arnd Bergmann <arnd@arndb.de>
-  Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
-  Catalin Marinas <catalin.marinas@arm.com>
-  Will Deacon <will.deacon@arm.com>
-  dri-devel@lists.freedesktop.org
-  Tomasz Figa <tfiga@chromium.org>
-  linaro-mm-sig@lists.linaro.org
-  Sakari Ailus <sakari.ailus@iki.fi>
-  Laurent Pinchart <laurent.pinchart@ideasonboard.com>
- " Robin Murphy <robin.murphy@arm.com>\0"
+ "To\0linux-arm-kernel@lists.infradead.org\0"
  "\00:1\0"
  "b\0"
- "On 2016\345\271\26402\346\234\21019\346\227\245 16:22, Marek Szyprowski wrote:\n"
+ "On 2016?02?19? 16:22, Marek Szyprowski wrote:\n"
  "> This patch replaces ARM-specific IOMMU-based DMA-mapping implementation\n"
  "> with generic IOMMU DMA-mapping code shared with ARM64 architecture. The\n"
  "> side-effect of this change is a switch from bitmap-based IO address space\n"
@@ -38,12 +23,6 @@
  "Thanks.\n"
  "\n"
  "-- \n"
- "\357\274\255ark Yao\n"
- "\n"
- "\n"
- "_______________________________________________\n"
- "dri-devel mailing list\n"
- "dri-devel@lists.freedesktop.org\n"
- https://lists.freedesktop.org/mailman/listinfo/dri-devel
+ ?ark Yao
 
-e3824e9d1314081ce762f9792bafae58ce9293e8663a7508addda146b1d09908
+d8824c3ef0f548d4c06460e5ed801786936d25c9c4458e44e39311a65f2070c9
