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Btrfs: Fix split_leaf to avoid incorrect double splits

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-10-19 14:01:21 -04:00
parent ff190c0c00
commit 5ee78ac70f
1 changed files with 5 additions and 1 deletions
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4
fs/btrfs/ctree.c
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@ -1865,9 +1865,13 @@ static int split_leaf(struct btrfs_trans_handle *trans, struct btrfs_root
return ret;
}
mid = slot;
if (mid != nritems &&
leaf_space_used(l, mid, nritems - mid) +
space_needed > BTRFS_LEAF_DATA_SIZE(root)) {
double_split = 1;
}
}
}
nritems = nritems - mid;
btrfs_set_header_nritems(right, nritems);
data_copy_size = btrfs_item_end_nr(l, mid) - leaf_data_end(root, l);