diff for duplicates of <20201102152822.GA20466@redhat.com>

diff --git a/a/1.txt b/N1/1.txt
index b45d23f..5249073 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -56,8 +56,3 @@ off to me.
 Definitely, lots of little details and associations.
 
 Mike
-
---
-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 11a1807..d513cc5 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -4,14 +4,14 @@
  "ref\020201026185334.GA8463@redhat.com\0"
  "ref\033c32cd1-5116-9a42-7fe2-b2a383f1c7a0@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\0Mon, 2 Nov 2020 10:28:23 -0500\0"
  "To\0JeffleXu <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
  " io-uring@vger.kernel.org\0"
  "\00:1\0"
@@ -73,11 +73,6 @@
  "\n"
  "Definitely, lots of little details and associations.\n"
  "\n"
- "Mike\n"
- "\n"
- "--\n"
- "dm-devel mailing list\n"
- "dm-devel@redhat.com\n"
- https://www.redhat.com/mailman/listinfo/dm-devel
+ Mike
 
-c154748eb6470e6b422e94c09f2aeb2e04f201a267597f2ec67116c8f87ad351
+73a6843bf6ff059e115ada0e39813627434dfd8e63b30c4ec282c8b024f1ef4d
