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Btrfs: add owner and type fields to the extents aand block headers

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-04-20 20:23:12 -04:00
committed by David Woodhouse
parent 33ade1f826
commit 4d77567309
5 changed files with 65 additions and 14 deletions
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13
fs/btrfs/super.c
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@@ -1819,8 +1819,9 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf,
}
if (inode->i_size >= PAGE_CACHE_SIZE || pos + count < inode->i_size ||
pos + count - start_pos > BTRFS_MAX_INLINE_DATA_SIZE(root)) {
ret = btrfs_alloc_extent(trans, root, num_blocks, 1,
(u64)-1, &ins);
ret = btrfs_alloc_extent(trans, root, inode->i_ino,
BTRFS_EXTENT_FILE, num_blocks, 1,
(u64)-1, &ins);
BUG_ON(ret);
ret = btrfs_insert_file_extent(trans, root, inode->i_ino,
start_pos, ins.objectid, ins.offset);
@@ -2017,8 +2018,12 @@ static int create_subvol(struct btrfs_root *root, char *name, int namelen)
btrfs_set_header_level(&leaf->header, 0);
btrfs_set_header_blocknr(&leaf->header, bh_blocknr(subvol));
btrfs_set_header_generation(&leaf->header, trans->transid);
btrfs_set_header_owner(&leaf->header, root->root_key.objectid);
memcpy(leaf->header.fsid, root->fs_info->disk_super->fsid,
sizeof(leaf->header.fsid));
mark_buffer_dirty(subvol);
brelse(subvol);
subvol = NULL;
inode_item = &root_item.inode;
memset(inode_item, 0, sizeof(*inode_item));
@@ -2031,10 +2036,6 @@ static int create_subvol(struct btrfs_root *root, char *name, int namelen)
btrfs_set_root_blocknr(&root_item, bh_blocknr(subvol));
btrfs_set_root_refs(&root_item, 1);
mark_buffer_dirty(subvol);
brelse(subvol);
subvol = NULL;
ret = btrfs_find_free_objectid(trans, root->fs_info->tree_root,
0, &objectid);
BUG_ON(ret);