diff for duplicates of <20210301080942.GA27723@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index e417282..0c068fa 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -93,3 +93,8 @@ Once a non-contiguous allocation is mapped using this function, the
 flush_kernel_vmap_range() and invalidate_kernel_vmap_range() APIs must be used
 to manage the coherency between the kernel mapping, the device and user space
 mappings (if any).
+
+_______________________________________________
+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 69ca5da..75d50eb 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -5,16 +5,14 @@
  "Subject\0Re: [PATCH 4/7] dma-mapping: add a dma_alloc_noncontiguous API\0"
  "Date\0Mon, 1 Mar 2021 09:09:42 +0100\0"
  "To\0Robin Murphy <robin.murphy@arm.com>\0"
- "Cc\0Christoph Hellwig <hch@lst.de>"
-  Mauro Carvalho Chehab <mchehab@kernel.org>
-  Marek Szyprowski <m.szyprowski@samsung.com>
-  Tomasz Figa <tfiga@chromium.org>
-  Ricardo Ribalda <ribalda@chromium.org>
-  Sergey Senozhatsky <senozhatsky@google.com>
-  iommu@lists.linux-foundation.org
+ "Cc\0Sergey Senozhatsky <senozhatsky@google.com>"
+  linux-media@vger.kernel.org
   linux-doc@vger.kernel.org
   linux-kernel@vger.kernel.org
- " linux-media@vger.kernel.org\0"
+  iommu@lists.linux-foundation.org
+  Ricardo Ribalda <ribalda@chromium.org>
+  Mauro Carvalho Chehab <mchehab@kernel.org>
+ " Christoph Hellwig <hch@lst.de>\0"
  "\00:1\0"
  "b\0"
  "On Tue, Feb 16, 2021 at 06:55:39PM +0000, Robin Murphy wrote:\n"
@@ -111,6 +109,11 @@
  "Once a non-contiguous allocation is mapped using this function, the\n"
  "flush_kernel_vmap_range() and invalidate_kernel_vmap_range() APIs must be used\n"
  "to manage the coherency between the kernel mapping, the device and user space\n"
- mappings (if any).
+ "mappings (if any).\n"
+ "\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-a74703805eef289231aaf677f00d7dbe0af5ea3937740d42d8a714d76f3189c3
+542084365fb581aac0663005ad8bd22d02ca295553f3814fed5abaf35976443d
