From 9fb09ace59b2beab312ec225630ce87ddbec6d79 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Mon, 16 Jun 2025 14:41:27 -0400 Subject: [PATCH] bcachefs: fsck: Fix reattach_inode() for subvol roots bch_subvolume.fs_path_parent needs to be updated as well, it should match inode.bi_parent_subvol. Signed-off-by: Kent Overstreet --- fs/bcachefs/fsck.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/fs/bcachefs/fsck.c b/fs/bcachefs/fsck.c index a3f73e7a2113..6e64af4ccc36 100644 --- a/fs/bcachefs/fsck.c +++ b/fs/bcachefs/fsck.c @@ -372,6 +372,18 @@ static int reattach_inode(struct btree_trans *trans, struct bch_inode_unpacked * if (inode->bi_subvol) { inode->bi_parent_subvol = BCACHEFS_ROOT_SUBVOL; + struct btree_iter subvol_iter; + struct bkey_i_subvolume *subvol = + bch2_bkey_get_mut_typed(trans, &subvol_iter, + BTREE_ID_subvolumes, POS(0, inode->bi_subvol), + 0, subvolume); + ret = PTR_ERR_OR_ZERO(subvol); + if (ret) + return ret; + + subvol->v.fs_path_parent = BCACHEFS_ROOT_SUBVOL; + bch2_trans_iter_exit(trans, &subvol_iter); + u64 root_inum; ret = subvol_lookup(trans, inode->bi_parent_subvol, &dirent_snapshot, &root_inum); -- 2.50.1