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To: linux-btrfs@vger.kernel.org
From: "Matwey V. Kornilov" <matwey.kornilov@gmail.com>
Subject: btrfs: user space tool to force compression
Date: Fri, 2 Oct 2015 23:41:00 +0300
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Hello,

Is there a way (and appropriate user space tool) to force compression of
existing file? I mean there was directory with some content and then I
set compression attribute (property) to it. How to force data recompression?