diff for duplicates of <20211221090648.GE7949@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index fef7c07..9a967d7 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -11,3 +11,7 @@ On Wed, Nov 17, 2021 at 02:54:08PM -0700, Logan Gunthorpe wrote:
 Uuuh.  We are trying hard to kill off this magic free at refcount 1
 behavior in the amdgpu device coherent series.  We really should not
 add more of this.
+_______________________________________________
+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 b92cfe1..43c19cc 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -4,31 +4,30 @@
  "Subject\0Re: [PATCH v4 21/23] mm: use custom page_free for P2PDMA pages\0"
  "Date\0Tue, 21 Dec 2021 10:06:48 +0100\0"
  "To\0Logan Gunthorpe <logang@deltatee.com>\0"
- "Cc\0linux-kernel@vger.kernel.org"
+ "Cc\0linux-pci@vger.kernel.org"
+  Dave Hansen <dave.hansen@linux.intel.com>
   linux-nvme@lists.infradead.org
-  linux-block@vger.kernel.org
-  linux-pci@vger.kernel.org
-  linux-mm@kvack.org
-  iommu@lists.linux-foundation.org
   Stephen Bates <sbates@raithlin.com>
+  linux-mm@kvack.org
+  Jason Ekstrand <jason@jlekstrand.net>
+  Ira Weiny <ira.weiny@intel.com>
   Christoph Hellwig <hch@lst.de>
-  Dan Williams <dan.j.williams@intel.com>
-  Jason Gunthorpe <jgg@ziepe.ca>
- " Christian K\303\266nig <christian.koenig@amd.com>"
-  John Hubbard <jhubbard@nvidia.com>
-  Don Dutile <ddutile@redhat.com>
+  Minturn Dave B <dave.b.minturn@intel.com>
+  Martin Oliveira <martin.oliveira@eideticom.com>
   Matthew Wilcox <willy@infradead.org>
+  Jason Gunthorpe <jgg@ziepe.ca>
+  Chaitanya Kulkarni <ckulkarnilinux@gmail.com>
+  Bjorn Helgaas <helgaas@kernel.org>
   Daniel Vetter <daniel.vetter@ffwll.ch>
+  John Hubbard <jhubbard@nvidia.com>
+  linux-block@vger.kernel.org
+  Dan Williams <dan.j.williams@intel.com>
   Jakowski Andrzej <andrzej.jakowski@intel.com>
-  Minturn Dave B <dave.b.minturn@intel.com>
-  Jason Ekstrand <jason@jlekstrand.net>
-  Dave Hansen <dave.hansen@linux.intel.com>
   Xiong Jianxin <jianxin.xiong@intel.com>
-  Bjorn Helgaas <helgaas@kernel.org>
-  Ira Weiny <ira.weiny@intel.com>
+  linux-kernel@vger.kernel.org
+  iommu@lists.linux-foundation.org
   Robin Murphy <robin.murphy@arm.com>
-  Martin Oliveira <martin.oliveira@eideticom.com>
- " Chaitanya Kulkarni <ckulkarnilinux@gmail.com>\0"
+ " Christian K\303\266nig <christian.koenig@amd.com>\0"
  "\00:1\0"
  "b\0"
  "On Wed, Nov 17, 2021 at 02:54:08PM -0700, Logan Gunthorpe wrote:\n"
@@ -43,6 +42,10 @@
  "\n"
  "Uuuh.  We are trying hard to kill off this magic free at refcount 1\n"
  "behavior in the amdgpu device coherent series.  We really should not\n"
- add more of this.
+ "add more of this.\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-00f24c7b9e77b77ac15d06f68f148941835321bae826e4cf3faba9bafa059c8a
+4e2a056645481b8630e9a2a17a73a0c9eb447f7a88f2ff0c3d4457d616b55535
