diff for duplicates of <YNBQvSR3glgt59J9@T590>

diff --git a/a/1.txt b/N1/1.txt
index 2dab3d2..5624301 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -65,8 +65,3 @@ OK.
 
 thanks,
 Ming
-
---
-dm-devel mailing list
-dm-devel@redhat.com
-https://listman.redhat.com/mailman/listinfo/dm-devel
diff --git a/a/content_digest b/N1/content_digest
index 3805ef4..144c5bb 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -2,14 +2,15 @@
  "ref\020210617103549.930311-3-ming.lei@redhat.com\0"
  "ref\020210621072502.GC6651@lst.de\0"
  "From\0Ming Lei <ming.lei@redhat.com>\0"
- "Subject\0Re: [dm-devel] [RFC PATCH V2 2/3] block: add ->poll_bio to block_device_operations\0"
+ "Subject\0Re: [RFC PATCH V2 2/3] block: add ->poll_bio to block_device_operations\0"
  "Date\0Mon, 21 Jun 2021 16:41:33 +0800\0"
  "To\0Christoph Hellwig <hch@lst.de>\0"
  "Cc\0Jens Axboe <axboe@kernel.dk>"
   Mike Snitzer <snitzer@redhat.com>
   linux-block@vger.kernel.org
+  Jeffle Xu <jefflexu@linux.alibaba.com>
   dm-devel@redhat.com
- " Jeffle Xu <jefflexu@linux.alibaba.com>\0"
+ " Hannes Reinecke <hare@suse.de>\0"
  "\00:1\0"
  "b\0"
  "On Mon, Jun 21, 2021 at 09:25:02AM +0200, Christoph Hellwig wrote:\n"
@@ -78,11 +79,6 @@
  "\n"
  "\n"
  "thanks,\n"
- "Ming\n"
- "\n"
- "--\n"
- "dm-devel mailing list\n"
- "dm-devel@redhat.com\n"
- https://listman.redhat.com/mailman/listinfo/dm-devel
+ Ming
 
-97cf759385a775d1e905ea946847da2fec86824705f646e25f8703248395a981
+4f3e336291e555268b1fc596db76436cb63b4aeedd08cb12f8bcec3eb9efb7e6
