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.TH "BTRFS-FIND-ROOT" "8" "Feb 28, 2023" "6.2" "BTRFS"
.SH NAME
btrfs-find-root \- filter to find btrfs root
.SH SYNOPSIS
.sp
\fBbtrfs\-find\-root\fP [options] <device>
.SH DESCRIPTION
.sp
\fBbtrfs\-find\-root\fP is used to find the satisfied root, you can filter by
root tree\(aqs objectid, generation, level.
.SH OPTIONS
.INDENT 0.0
.TP
.B \-a
Search through all metadata extents, even the root has been already found.
.TP
.BI \-g \ <generation>
Filter root tree by it\(aqs original transaction id, tree root\(aqs generation in default.
.TP
.BI \-o \ <objectid>
Filter root tree by it\(aqs objectid,tree root\(aqs objectid in default.
.TP
.BI \-l \ <level>
Filter root tree by b\-tree\(aqs level, level 0 in default.
.UNINDENT
.SH EXIT STATUS
.sp
\fBbtrfs\-find\-root\fP will return 0 if no error happened.
If any problems happened, 1 will be returned.
.SH SEE ALSO
.sp
\fI\%mkfs.btrfs(8)\fP
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