Btrfs: subvolumes
[linux-2.6-block.git] / fs / btrfs / TODO
CommitLineData
8e19f2cd 1* cleanup, add more error checking, get rid of BUG_ONs
8e19f2cd 2* Fix ENOSPC handling
8e19f2cd 3* Add block mapping tree (simple dm layer)
8e19f2cd 4* Make allocator smarter
6407bf6d 5* add a block group to struct inode
6407bf6d 6* Make sure nobh stuff is working properly for cows
62e2749e 7* Do actual block accounting
1e1d2701 8* Check compat and incompat flags on the inode
8e19f2cd
CM
9* Add virtual filesystems, mountable snapshots
10* Get rid of struct ctree_path, limiting tree levels held at one time
2619ba1f 11* EEXIST for dirs instead of hash overflow
8e19f2cd
CM
12* Release
13* Do real tree locking
14* Add extent mirroring (backup copies of blocks)
15* Add fancy interface to get access to incremental backups
16* Add fancy striped extents to make big reads faster
17* Use relocation to try and fix write errors
18* Make allocator much smarter
19* xattrs (directory streams for regular files)
20* fsck
21* Scrub & defrag
22
d6e4a428
CM
23---
24metata FS ideas:
25mount metadata FS on /sys/fs/btrfs/dev/
26subvolumes in /sys/fs/btrfs/dev/fs/
27snapshots in /sys/fs/btrfs/dev/fs/snapshots
28mount -o bind
29ioctl to create a snapshot