diff for duplicates of <20201110094123.GA25672@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index bbe32b9..b7733ed 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -13,3 +13,7 @@ anything that does larger and/or many data transfers to and from it
 will be glacially slow.  With the dma streaming API we still have to
 pay for cache flushes, but only before and after the transfers, and
 in many cases in a somewhat optimized fashion.
+_______________________________________________
+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 daba814..db3b3a0 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -8,17 +8,15 @@
  "Subject\0Re: [PATCH 8/8] WIP: add a dma_alloc_contiguous API\0"
  "Date\0Tue, 10 Nov 2020 10:41:23 +0100\0"
  "To\0Ricardo Ribalda <ribalda@chromium.org>\0"
- "Cc\0Christoph Hellwig <hch@lst.de>"
-  Tomasz Figa <tfiga@chromium.org>
-  Mauro Carvalho Chehab <mchehab@kernel.org>
-  Marek Szyprowski <m.szyprowski@samsung.com>
+ "Cc\0Linux Media Mailing List <linux-media@vger.kernel.org>"
+  Linux Doc Mailing List <linux-doc@vger.kernel.org>
+  Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
   list@263.net:IOMMU DRIVERS <iommu@lists.linux-foundation.org>
   Joerg Roedel <joro@8bytes.org>
   <iommu@lists.linux-foundation.org>
+  Mauro Carvalho Chehab <mchehab@kernel.org>
   Robin Murphy <robin.murphy@arm.com>
-  Linux Doc Mailing List <linux-doc@vger.kernel.org>
-  Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
- " Linux Media Mailing List <linux-media@vger.kernel.org>\0"
+ " Christoph Hellwig <hch@lst.de>\0"
  "\00:1\0"
  "b\0"
  "On Tue, Nov 10, 2020 at 10:33:05AM +0100, Ricardo Ribalda wrote:\n"
@@ -35,6 +33,10 @@
  "anything that does larger and/or many data transfers to and from it\n"
  "will be glacially slow.  With the dma streaming API we still have to\n"
  "pay for cache flushes, but only before and after the transfers, and\n"
- in many cases in a somewhat optimized fashion.
+ "in many cases in a somewhat optimized fashion.\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-1a068d6f368b706f4398cc520961990ef8acf8ccf44fe48a1445586ed5d8fa65
+5e5717ca19f4413093116295d5c5d37db2394e5445a2902aca544dbc6ec54dff
