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Btrfs: variable block size support

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-03-14 14:14:43 -04:00
committed by David Woodhouse
parent 4beb1b8b75
commit 123abc88c9
10 changed files with 238 additions and 300 deletions
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6
fs/btrfs/extent-tree.c
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@ -143,7 +143,6 @@ static int __free_extent(struct btrfs_root *root, u64 blocknr, u64 num_blocks)
struct btrfs_key key;
struct btrfs_root *extent_root = root->extent_root;
int ret;
struct btrfs_item *item;
struct btrfs_extent_item *ei;
struct btrfs_key ins;
u32 refs;
@ -161,9 +160,8 @@ static int __free_extent(struct btrfs_root *root, u64 blocknr, u64 num_blocks)
printf("failed to find %Lu\n", key.objectid);
BUG();
}
item = path.nodes[0]->leaf.items + path.slots[0];
ei = (struct btrfs_extent_item *)(path.nodes[0]->leaf.data +
btrfs_item_offset(item));
ei = btrfs_item_ptr(&path.nodes[0]->leaf, path.slots[0],
struct btrfs_extent_item);
BUG_ON(ei->refs == 0);
refs = btrfs_extent_refs(ei) - 1;
btrfs_set_extent_refs(ei, refs);