6 btrfs-convert - convert from ext2/3/4 filesystem to btrfs or rollback
10 *btrfs-convert* [options] <device>
14 *btrfs-convert* is used to convert existed ext2/3/4 to btrfs filesystem,
15 and the original filesystem image is accessible as from separate subvolume
16 named 'ext2_saved' as file image.
21 Disable data checksum.
23 Ignore xattrs and ACLs.
25 Disable packing of small files.
31 *btrfs-convert* will return 0 if no error happened.
32 If any problems happened, 1 will be returned.
36 Written by Shilong Wang and Wenruo Qu.
40 Copyright (C) 2013 FUJITSU LIMITED.
42 License GPLv2: GNU GPL version 2 <http://gnu.org/licenses/gpl.html>.
44 This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.