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btrfs: simplify insert_orphan_item 

We can search and add the orphan item in one go,
btrfs_insert_orphan_item will find out if the item already exists.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2015-01-02 19:12:57 +01:00
parent c234a24de9
commit 9c4f61f01d
1 changed files with 4 additions and 12 deletions
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16
fs/btrfs/tree-log.c
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@ -1254,21 +1254,13 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans,
}
static int insert_orphan_item(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 offset)
struct btrfs_root *root, u64 ino)
{
int ret;
struct btrfs_path *path;
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
ret = btrfs_find_item(root, path, BTRFS_ORPHAN_OBJECTID,
offset, BTRFS_ORPHAN_ITEM_KEY, NULL);
if (ret > 0)
ret = btrfs_insert_orphan_item(trans, root, offset);
btrfs_free_path(path);
ret = btrfs_insert_orphan_item(trans, root, ino);
if (ret == -EEXIST)
ret = 0;
return ret;
}