diff for duplicates of <20190418184624.GA17025@embeddedor>

diff --git a/a/1.txt b/N1/1.txt
index 91c77d6..41aa546 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -30,3 +30,8 @@ index 9c49300e9fb7..6d969a172fbb 100644
  	} else {
 -- 
 2.21.0
+
+_______________________________________________
+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 a1965d3..678a7fe 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -38,6 +38,11 @@
  " \t\tinfo = (struct dmar_pci_notify_info *)dmar_pci_notify_info_buf;\n"
  " \t} else {\n"
  "-- \n"
- 2.21.0
+ "2.21.0\n"
+ "\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-0683d5709ec8dd8ba4bb48f5d525f0a74a56b105ab70e4f1f4204d85c7e9e23d
+87cbc3a2fa5c6bb7a65773c80909ebac157119f48b46bc8724e8ad879787885e
