diff for duplicates of <20190423060858.GA12762@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index ed16b1f..d5e546e 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -6,3 +6,7 @@
 
 Why?  As a user I could not care less which IOMMU driver my particular
 system uses.
+_______________________________________________
+iommu mailing list
+iommu@lists.linux-foundation.org
+https://lists.linuxfoundation.org/mailman/listinfo/iommu
diff --git a/a/content_digest b/N1/content_digest
index c56deb8..4531679 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -6,21 +6,18 @@
  "Subject\0Re: [PATCH v3 08/10] iommu/vt-d: Check whether device requires bounce buffer\0"
  "Date\0Tue, 23 Apr 2019 08:08:58 +0200\0"
  "To\0Lu Baolu <baolu.lu@linux.intel.com>\0"
- "Cc\0Christoph Hellwig <hch@lst.de>"
-  David Woodhouse <dwmw2@infradead.org>
-  Joerg Roedel <joro@8bytes.org>
-  ashok.raj@intel.com
-  jacob.jun.pan@intel.com
-  alan.cox@intel.com
-  kevin.tian@intel.com
+ "Cc\0kevin.tian@intel.com"
   mika.westerberg@linux.intel.com
-  pengfei.xu@intel.com
+  ashok.raj@intel.com
   Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
-  Marek Szyprowski <m.szyprowski@samsung.com>
+  alan.cox@intel.com
   Robin Murphy <robin.murphy@arm.com>
   iommu@lists.linux-foundation.org
   linux-kernel@vger.kernel.org
- " Jacob Pan <jacob.jun.pan@linux.intel.com>\0"
+  pengfei.xu@intel.com
+  jacob.jun.pan@intel.com
+  David Woodhouse <dwmw2@infradead.org>
+ " Christoph Hellwig <hch@lst.de>\0"
  "\00:1\0"
  "b\0"
  ">> Again, this and the option should not be in a specific iommu driver.\n"
@@ -30,6 +27,10 @@
  "> driver.\n"
  "\n"
  "Why?  As a user I could not care less which IOMMU driver my particular\n"
- system uses.
+ "system uses.\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-5e2a22bc0b995a726bd1be2558d2cb579641a5b029221681cce1c62638948ba3
+d48a633a76612cfd6fd072014d22cff035da604311764d263159f5207126508d
