dm space map disk: fix some book keeping in the disk space map
When decrementing the reference count for a block, the free count wasn't being updated if the reference count went to zero. Cc: stable@vger.kernel.org Signed-off-by:Joe Thornber <ejt@redhat.com> Signed-off-by:
Mike Snitzer <snitzer@redhat.com>
parent
91bcdb92
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