.TH BTRFS-CONVERT 8
.SH NAME
btrfs-convert \- convert ext2/3/4 to btrfs.
.SH SYNOPSIS
.B btrfs-convert [\fIoptions\fP] \fI<dev>\fP
.SH DESCRIPTION
\fBbtrfs-convert\fP is used to convert existed ext2/3/4 to btrfs filesystem, and the original filesystem image is accessible as from separate subvolume named ext2_subvol as file image.

\fIOptions\fP
.IP "\fB-d\fP" 5
disable data checksum.
.IP "\fB-i\fP" 5
ignore xattrs and ACLs.
.IP "\fB-n\fP" 5
disable packing of small files.
.IP "\fB-r\fP" 5
roll back to ext2fs.

.SH EXIT CODE
\fBbtrfs-convert\fP will return 0 if no error happened.
If any problems happened, 1 will be returned.

.SH AUTHOR
Written by Shilong Wang and Wenruo Qu.

.SH COPYRIGHT
Copyright \(co 2013 Fujitsu, Inc.
License GPLv2: GNU GPL version 2 <http://gnu.org/licenses/gpl.html>.
.br
This is free software: you are free  to  change  and  redistribute  it. There is NO WARRANTY, to the extent permitted by law.

.SH SEE ALSO
.BR mkfs.btrfs (8)