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https://github.com/torvalds/linux
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962a298f35
btrfs_set_key_type and btrfs_key_type are used inconsistently along with open coded variants. Other members of btrfs_key are accessed directly without any helpers anyway. Signed-off-by: David Sterba <dsterba@suse.cz> Signed-off-by: Chris Mason <clm@fb.com>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/*
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* Copyright (C) 2008 Red Hat. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#include "ctree.h"
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#include "disk-io.h"
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int btrfs_insert_orphan_item(struct btrfs_trans_handle *trans,
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struct btrfs_root *root, u64 offset)
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{
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struct btrfs_path *path;
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struct btrfs_key key;
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int ret = 0;
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key.objectid = BTRFS_ORPHAN_OBJECTID;
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key.type = BTRFS_ORPHAN_ITEM_KEY;
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key.offset = offset;
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path = btrfs_alloc_path();
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if (!path)
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return -ENOMEM;
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ret = btrfs_insert_empty_item(trans, root, path, &key, 0);
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btrfs_free_path(path);
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return ret;
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}
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int btrfs_del_orphan_item(struct btrfs_trans_handle *trans,
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struct btrfs_root *root, u64 offset)
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{
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struct btrfs_path *path;
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struct btrfs_key key;
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int ret = 0;
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key.objectid = BTRFS_ORPHAN_OBJECTID;
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key.type = BTRFS_ORPHAN_ITEM_KEY;
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key.offset = offset;
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path = btrfs_alloc_path();
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if (!path)
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return -ENOMEM;
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ret = btrfs_search_slot(trans, root, &key, path, -1, 1);
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if (ret < 0)
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goto out;
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if (ret) { /* JDM: Really? */
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ret = -ENOENT;
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goto out;
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}
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ret = btrfs_del_item(trans, root, path);
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out:
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btrfs_free_path(path);
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return ret;
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}
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