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authorJosef Bacik <josef@redhat.com>2010-12-08 12:24:01 -0500
committerChris Mason <chris.mason@oracle.com>2010-12-10 16:29:04 -0500
commit84cd948cb11041f205242de457e680b9bb872a36 (patch)
tree479ac0dc057044a8b399c8c32f1c78641bd33740
parent7e1fea731da8c1b5fcf5d8e157befd389b030760 (diff)
Btrfs: do not BUG if we fail to remove the orphan item for dead snapshots
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>
-rw-r--r--fs/btrfs/extent-tree.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index cec05e100142..41133b064d72 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -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);
}
}