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btrfs-find-root(8)
==================
SYNOPSIS
--------
**btrfs-find-root** [options] <device>
DESCRIPTION
-----------
**btrfs-find-root** is used to find the satisfied root, you can filter by
root tree's objectid, generation, level.
OPTIONS
-------
-a
Search through all metadata extents, even the root has been already found.
-g <generation>
Filter root tree by it's original transaction id, tree root's generation in default.
-o <objectid>
Filter root tree by it's objectid,tree root's objectid in default.
-l <level>
Filter root tree by b-tree's level, level 0 in default.
EXIT STATUS
-----------
**btrfs-find-root** will return 0 if no error happened.
If any problems happened, 1 will be returned.
SEE ALSO
--------
:doc:`mkfs.btrfs`
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