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Btrfs: do not BUG if we fail to remove the orphan item for dead snapshots

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Not being able to delete an orphan item isn't a horrible thing.  The worst that
happens is the next time around we try and do the orphan cleanup and we can't
find the referenced object and just delete the item and move on.

Signed-off-by: Josef Bacik <josef@redhat.com>
This commit is contained in:
Josef Bacik 2010-12-08 12:24:01 -05:00 committed by Chris Mason
parent 7e1fea731d
commit 84cd948cb1
1 changed files with 7 additions and 3 deletions
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10
fs/btrfs/extent-tree.c
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@ -6309,9 +6309,13 @@ int btrfs_drop_snapshot(struct btrfs_root *root,
NULL, NULL);
BUG_ON(ret < 0);
if (ret > 0) {
ret = btrfs_del_orphan_item(trans, tree_root,
root->root_key.objectid);
BUG_ON(ret);
/* if we fail to delete the orphan item this time
* around, it'll get picked up the next time.
*
* The most common failure here is just -ENOENT.
*/
btrfs_del_orphan_item(trans, tree_root,
root->root_key.objectid);
}
}