diff for duplicates of <20201021203906.GA10896@redhat.com>

diff --git a/a/1.txt b/N1/1.txt
index aa36494..44cc812 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -180,9 +180,4 @@ Mike
 > 
 > -- 
 > 2.27.0
-> 
-
---
-dm-devel mailing list
-dm-devel@redhat.com
-https://www.redhat.com/mailman/listinfo/dm-devel
+>
diff --git a/a/content_digest b/N1/content_digest
index c73abc2..f302cb4 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -1,13 +1,13 @@
  "ref\020201020065420.124885-1-jefflexu@linux.alibaba.com\0"
  "From\0Mike Snitzer <snitzer@redhat.com>\0"
- "Subject\0Re: [dm-devel] [RFC 0/3] Add support of iopoll for dm device\0"
+ "Subject\0Re: [RFC 0/3] Add support of iopoll for dm device\0"
  "Date\0Wed, 21 Oct 2020 16:39:07 -0400\0"
  "To\0Jeffle Xu <jefflexu@linux.alibaba.com>\0"
  "Cc\0axboe@kernel.dk"
-  xiaoguang.wang@linux.alibaba.com
   linux-block@vger.kernel.org
-  joseph.qi@linux.alibaba.com
   dm-devel@redhat.com
+  joseph.qi@linux.alibaba.com
+  xiaoguang.wang@linux.alibaba.com
  " haoxu@linux.alibaba.com\0"
  "\00:1\0"
  "b\0"
@@ -193,11 +193,6 @@
  "> \n"
  "> -- \n"
  "> 2.27.0\n"
- "> \n"
- "\n"
- "--\n"
- "dm-devel mailing list\n"
- "dm-devel@redhat.com\n"
- https://www.redhat.com/mailman/listinfo/dm-devel
+ >
 
-2b8bf08c43cd41a901a43002073b4ee3f3bdb71d8d49a183f9cd0bb915ab1d45
+eb4e658c63346cafd4e71f820a7a9658204569d994c29a4e6bce68150a6d28ff
