diff for duplicates of <20210720075138.GC17565@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index 8135f2e..a9f40ce 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -1,7 +1,3 @@
 Looks fine except for the patch split nitpick mentioned:
 
 Reviewed-by: Christoph Hellwig <hch@lst.de>
-_______________________________________________
-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 c60ce75..2c7df49 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -3,22 +3,18 @@
  "Subject\0Re: [PATCH 0/5] Fix restricted DMA vs swiotlb_exit()\0"
  "Date\0Tue, 20 Jul 2021 09:51:38 +0200\0"
  "To\0Will Deacon <will@kernel.org>\0"
- "Cc\0Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>"
+ "Cc\0iommu@lists.linux-foundation.org"
   linux-kernel@vger.kernel.org
-  Nathan Chancellor <nathan@kernel.org>
-  iommu@lists.linux-foundation.org
+  Guenter Roeck <linux@roeck-us.net>
   Claire Chang <tientzu@chromium.org>
-  Robin Murphy <robin.murphy@arm.com>
   Christoph Hellwig <hch@lst.de>
- " Guenter Roeck <linux@roeck-us.net>\0"
+  Robin Murphy <robin.murphy@arm.com>
+  Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
+ " Nathan Chancellor <nathan@kernel.org>\0"
  "\00:1\0"
  "b\0"
  "Looks fine except for the patch split nitpick mentioned:\n"
  "\n"
- "Reviewed-by: Christoph Hellwig <hch@lst.de>\n"
- "_______________________________________________\n"
- "iommu mailing list\n"
- "iommu@lists.linux-foundation.org\n"
- https://lists.linuxfoundation.org/mailman/listinfo/iommu
+ Reviewed-by: Christoph Hellwig <hch@lst.de>
 
-1bb489262da18897035aab586bb66f4caad4379df67e5f19fe6694591fb076bc
+535296d7bbcc7b2c214d70dd789569a9676a9c728d2b28ca50e360a111a96832
