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linux-stable/fs/btrfs
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Chris Mason e17cade25f Btrfs: Add chunk uuids and update multi-device back references 
Block headers now store the chunk tree uuid

Chunk items records the device uuid for each stripes

Device extent items record better back refs to the chunk tree

Block groups record better back refs to the chunk tree

The chunk tree format has also changed.  The objectid of BTRFS_CHUNK_ITEM_KEY
used to be the logical offset of the chunk.  Now it is a chunk tree id,
with the logical offset being stored in the offset field of the key.

This allows a single chunk tree to record multiple logical address spaces,
upping the number of bytes indexed by a chunk tree from 2^64 to
2^128.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
2008-09-25 11:04:01 -04:00
..
acl.c Btrfs: Include sched.h in the acl code for current (fixes compile on 2.6.23) 2008-09-25 11:03:59 -04:00
bit-radix.c Btrfs: trivial include fixups 2007-07-11 10:00:37 -04:00
bit-radix.h Btrfs: add GPLv2 2007-06-12 09:07:21 -04:00
btrfs_inode.h Btrfs: Handle checksumming errors while reading data blocks 2008-09-25 11:04:01 -04:00
COPYING Btrfs: add GPLv2 2007-06-12 09:07:21 -04:00
crc32c.h Btrfs: Endianess bug fix for v0.13 with kernels 2008-09-25 11:04:01 -04:00
ctree.c Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
ctree.h Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
dir-item.c Btrfs: unaligned access fixes 2008-09-25 11:04:00 -04:00
disk-io.c Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
disk-io.h Btrfs: Write out all super blocks on commit, and bring back proper barrier support 2008-09-25 11:04:01 -04:00
extent-tree.c Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
extent_io.c Btrfs: define write_cache_pages for linux kernel <= 2.6.20 instead 2008-09-25 11:04:01 -04:00
extent_io.h Btrfs: Handle checksumming errors while reading data blocks 2008-09-25 11:04:01 -04:00
extent_map.c Btrfs: Split the extent_map code into two parts 2008-09-25 11:03:59 -04:00
extent_map.h Btrfs: Split the extent_map code into two parts 2008-09-25 11:03:59 -04:00
file-item.c Btrfs: Use KM_USERN instead of KM_IRQ during data summing 2008-09-25 11:04:00 -04:00
file.c Btrfs: A few updates for 2.6.18 and versions older than 2.6.25 2008-09-25 11:04:01 -04:00
hash.c btrfs-progs: Stop stomping on 'name' input parameter 2008-09-25 11:04:01 -04:00
hash.h Btrfs: unaligned access fixes 2008-09-25 11:04:00 -04:00
inode-item.c Btrfs: Add back pointers from the inode to the directory that references it 2008-09-25 11:03:58 -04:00
inode-map.c Fix for btrfs_find_free_objectid 2008-09-25 11:03:59 -04:00
inode.c Add a min size parameter to btrfs_alloc_extent 2008-09-25 11:04:01 -04:00
INSTALL Btrfs: Documentation update 2007-06-22 14:49:31 -04:00
ioctl.h Btrfs: Add support for device scanning and detection ioctls 2008-09-25 11:04:01 -04:00
Makefile Btrfs: Add support for multiple devices per filesystem 2008-09-25 11:04:00 -04:00
ordered-data.c Btrfs: Fix data=ordered vs wait_on_inode deadlock on older kernels 2008-09-25 11:03:59 -04:00
ordered-data.h Btrfs: Fix data=ordered vs wait_on_inode deadlock on older kernels 2008-09-25 11:03:59 -04:00
print-tree.c Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
print-tree.h Btrfs: Create extent_buffer interface for large blocksizes 2008-09-25 11:03:56 -04:00
root-tree.c Btrfs: Change st_blocksize to 4k 2008-09-25 11:03:59 -04:00
struct-funcs.c Btrfs: unaligned access fixes 2008-09-25 11:04:00 -04:00
super.c Fix btrfs_fill_super to return -EINVAL when no FS found 2008-09-25 11:04:01 -04:00
sysfs.c Btrfs: Disable sysfs files on older kernels 2008-09-25 11:04:00 -04:00
TODO Btrfs: add GPLv2 2007-06-12 09:07:21 -04:00
transaction.c Btrfs: Do metadata checksums for reads via a workqueue 2008-09-25 11:04:01 -04:00
transaction.h Btrfs: Split the extent_map code into two parts 2008-09-25 11:03:59 -04:00
tree-defrag.c Btrfs: Verify checksums on tree blocks found without read_tree_block 2008-09-25 11:04:01 -04:00
volumes.c Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
volumes.h Btrfs: Add chunk uuids and update multi-device back references 2008-09-25 11:04:01 -04:00
xattr.c Btrfs: Fix compile on kernel without ACLs enabled 2008-09-25 11:03:59 -04:00
xattr.h xattr support for btrfs 2008-09-25 11:03:57 -04:00