On 12/01/2010 04:51 PM, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
> Hello, all. It seems incresingly unpractical to assume that btrfs legal
> issues will be resolved. So I using this specification :
> https://btrfs.wiki.kernel.org/index.php/User:Wtachi/On-disk_Format
> implemented a reader. I haven't used any Oracle code for this. Code is
> fresh from typing fingers. It may or may not work for. I'm aware of some
> possibilities the code may hang parsing an incorrect BtrFS. Currently
> lacking points:
> - no multidevice
> - no symlinks
> - no encryption, encoding or compressing
> - no prealloc extents (doesn't look like we need them at all)
> - grub-mkrelpath isn't adjust for /<subvolume>/ prefix
>
>   
Several bugs fixed.
grub-mkrelpath adjust for both bindmount and btrfs subvolume mount
> The syntax on btrfs is
> /subvolume/standard_path
> the root subvolume is named "default"
>   
This part was removed. Unlike in ZFS where subvolumes and directories
are in different namespaces, in btrfs they share the same. so /default/
was removed.
> Due to checksumming save_env doesn't work (same problem as on ZFS)
> Enjoy
>
>   


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko