diff for duplicates of <20210930222818.GI964074@nvidia.com>

diff --git a/a/1.txt b/N1/1.txt
index 7b2899f..3a539ca 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -22,9 +22,3 @@ groups and ensure that the group becomes visible to the guest OS. Here
 the group fd doesn't really help anything
 
 Jason
-
-
-_______________________________________________
-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 ef360ed..055a5cd 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -5,33 +5,43 @@
  "ref\0YVQJJ/ZlRoJbAt0+@yekko\0"
  "ref\020210929125716.GT964074@nvidia.com\0"
  "ref\0YVUqYsJTMkt1nnXL@yekko\0"
- "From\0Jason Gunthorpe via iommu <iommu@lists.linux-foundation.org>\0"
+ "From\0Jason Gunthorpe <jgg@nvidia.com>\0"
  "Subject\0Re: [RFC 06/20] iommu: Add iommu_device_init[exit]_user_dma interfaces\0"
  "Date\0Thu, 30 Sep 2021 19:28:18 -0300\0"
  "To\0David Gibson <david@gibson.dropbear.id.au>\0"
- "Cc\0kvm@vger.kernel.org <kvm@vger.kernel.org>"
-  jasowang@redhat.com <jasowang@redhat.com>
-  kwankhede@nvidia.com <kwankhede@nvidia.com>
+ "Cc\0Tian"
+  Kevin <kevin.tian@intel.com>
+  Liu
+  Yi L <yi.l.liu@intel.com>
+  alex.williamson@redhat.com <alex.williamson@redhat.com>
   hch@lst.de <hch@lst.de>
+  jasowang@redhat.com <jasowang@redhat.com>
+  joro@8bytes.org <joro@8bytes.org>
   jean-philippe@linaro.org <jean-philippe@linaro.org>
-  Jiang
-  Dave <dave.jiang@intel.com>
-  Raj
-  Ashok <ashok.raj@intel.com>
-  corbet@lwn.net <corbet@lwn.net>
-  Tian
-  Kevin <kevin.tian@intel.com>
   parav@mellanox.com <parav@mellanox.com>
-  alex.williamson@redhat.com <alex.williamson@redhat.com>
   lkml@metux.net <lkml@metux.net>
-  dwmw2@infradead.org <dwmw2@infradead.org>
+  pbonzini@redhat.com <pbonzini@redhat.com>
+  lushenming@huawei.com <lushenming@huawei.com>
+  eric.auger@redhat.com <eric.auger@redhat.com>
+  corbet@lwn.net <corbet@lwn.net>
+  Raj
+  Ashok <ashok.raj@intel.com>
+  yi.l.liu@linux.intel.com <yi.l.liu@linux.intel.com>
   Tian
   Jun J <jun.j.tian@intel.com>
-  linux-kernel@vger.kernel.org <linux-kernel@vger.kernel.org>
-  lushenming@huawei.com <lushenming@huawei.com>
+  Wu
+  Hao <hao.wu@intel.com>
+  Jiang
+  Dave <dave.jiang@intel.com>
+  jacob.jun.pan@linux.intel.com <jacob.jun.pan@linux.intel.com>
+  kwankhede@nvidia.com <kwankhede@nvidia.com>
+  robin.murphy@arm.com <robin.murphy@arm.com>
+  kvm@vger.kernel.org <kvm@vger.kernel.org>
   iommu@lists.linux-foundation.org <iommu@lists.linux-foundation.org>
-  pbonzini@redhat.com <pbonzini@redhat.com>
- " robin.murphy@arm.com <robin.murphy@arm.com>\0"
+  dwmw2@infradead.org <dwmw2@infradead.org>
+  linux-kernel@vger.kernel.org <linux-kernel@vger.kernel.org>
+  baolu.lu@linux.intel.com <baolu.lu@linux.intel.com>
+ " nicolinc@nvidia.com <nicolinc@nvidia.com>\0"
  "\00:1\0"
  "b\0"
  "On Thu, Sep 30, 2021 at 01:09:22PM +1000, David Gibson wrote:\n"
@@ -57,12 +67,6 @@
  "groups and ensure that the group becomes visible to the guest OS. Here\n"
  "the group fd doesn't really help anything\n"
  "\n"
- "Jason\n"
- "\n"
- "\n"
- "_______________________________________________\n"
- "iommu mailing list\n"
- "iommu@lists.linux-foundation.org\n"
- https://lists.linuxfoundation.org/mailman/listinfo/iommu
+ Jason
 
-430b990915f4af7c2dce3ce5d207245ec58d9a1f0a31b8672bac8ad9de6d3e57
+0872f4e6ecbdab50fef58f7961ee405399c7ab8f7b8498683cc9ab2eaecd4f3b
