diff for duplicates of <20210315132509.GD30489@veeam.com>

diff --git a/a/1.txt b/N1/1.txt
index e6c110d..b0d143c 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -16,8 +16,3 @@ for block devices that already have been opened.
 -- 
 Sergei Shtepa
 Veeam Software developer.
-
---
-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 94f13de..7f59667 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -2,17 +2,18 @@
  "ref\01615563895-28565-4-git-send-email-sergei.shtepa@veeam.com\0"
  "ref\020210314093038.GC3773360@infradead.org\0"
  "From\0Sergei Shtepa <sergei.shtepa@veeam.com>\0"
- "Subject\0Re: [dm-devel] [PATCH v7 3/3] dm: add DM_INTERPOSED_FLAG\0"
+ "Subject\0Re: [PATCH v7 3/3] dm: add DM_INTERPOSED_FLAG\0"
  "Date\0Mon, 15 Mar 2021 16:25:09 +0300\0"
  "To\0Christoph Hellwig <hch@infradead.org>\0"
- "Cc\0Jens Axboe <axboe@kernel.dk>"
-  Mike Snitzer <snitzer@redhat.com>
-  linux-api@vger.kernel.org <linux-api@vger.kernel.org>
-  Pavel Tide <Pavel.TIde@veeam.com>
-  linux-kernel@vger.kernel.org <linux-kernel@vger.kernel.org>
-  linux-block@vger.kernel.org <linux-block@vger.kernel.org>
+ "Cc\0Mike Snitzer <snitzer@redhat.com>"
+  Alasdair Kergon <agk@redhat.com>
+  Hannes Reinecke <hare@suse.de>
+  Jens Axboe <axboe@kernel.dk>
   dm-devel@redhat.com <dm-devel@redhat.com>
- " Alasdair Kergon <agk@redhat.com>\0"
+  linux-block@vger.kernel.org <linux-block@vger.kernel.org>
+  linux-kernel@vger.kernel.org <linux-kernel@vger.kernel.org>
+  linux-api@vger.kernel.org <linux-api@vger.kernel.org>
+ " Pavel Tide <Pavel.TIde@veeam.com>\0"
  "\00:1\0"
  "b\0"
  "The 03/14/2021 12:30, Christoph Hellwig wrote:\n"
@@ -32,11 +33,6 @@
  "\n"
  "-- \n"
  "Sergei Shtepa\n"
- "Veeam Software developer.\n"
- "\n"
- "--\n"
- "dm-devel mailing list\n"
- "dm-devel@redhat.com\n"
- https://listman.redhat.com/mailman/listinfo/dm-devel
+ Veeam Software developer.
 
-d3d537ca6a864629c92e129170e1e707adea64deafe0f96248cab91a9de87a13
+88f2b7a87792c46484622b5c6176df7d4196c4635a43fe94dd74af122126b361
