Mikael Berthe a868a30f4d Fix restic backup --one-file-system / ... This patch should fix the following panic when trying to backup the root filesystem with thre --one-file-system flag: % restic backup --one-file-system / (...) panic: item /, device id 2082 not found, allowedDevs: map[/:2082]		2018-05-16 13:44:14 +02:00
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restic	Fix restic backup --one-file-system /	2018-05-16 13:44:14 +02:00