diff for duplicates of <YIIzSPUtZcV9mm0E@T590>

diff --git a/a/1.txt b/N1/1.txt
index b0ca1f3..c21fffb 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -104,8 +104,3 @@ Yeah, has fixed it in V7.
 
 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 a12be3b..cce6e7d 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -2,13 +2,14 @@
  "ref\020210422122038.2192933-13-ming.lei@redhat.com\0"
  "ref\03681e443-0381-b916-101d-f5e6cc2c8d7a@linux.alibaba.com\0"
  "From\0Ming Lei <ming.lei@redhat.com>\0"
- "Subject\0Re: [dm-devel] [PATCH V6 12/12] dm: support IO polling for bio-based dm device\0"
+ "Subject\0Re: [PATCH V6 12/12] dm: support IO polling for bio-based dm device\0"
  "Date\0Fri, 23 Apr 2021 10:39:04 +0800\0"
  "To\0JeffleXu <jefflexu@linux.alibaba.com>\0"
  "Cc\0Jens Axboe <axboe@kernel.dk>"
   linux-block@vger.kernel.org
+  Mike Snitzer <snitzer@redhat.com>
   dm-devel@redhat.com
- " Mike Snitzer <snitzer@redhat.com>\0"
+ " Hannes Reinecke <hare@suse.de>\0"
  "\00:1\0"
  "b\0"
  "On Fri, Apr 23, 2021 at 09:32:38AM +0800, JeffleXu wrote:\n"
@@ -116,11 +117,6 @@
  "Yeah, has fixed it in V7.\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
 
-692b02811635715817c51d445ac3baaf7a2136cd02ccd3d1d05efff95e967537
+9b7ff8a660c1387fca690111ec92de17ef2ed1acde68d10887961ef3ef0880e1
