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bcachefs: Repair subvol dirents that point to non subvols

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when repair switches d_type to or from DT_SUBVOL, we need to update the
target accordingly

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-01-21 14:57:58 -05:00
parent c60b7f803c
commit 45b4ed525e
1 changed files with 6 additions and 0 deletions
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6
fs/bcachefs/fsck.c
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@ -1678,6 +1678,12 @@ static int check_dirent_target(struct btree_trans *trans,
bkey_reassemble(&n->k_i, d.s_c);
n->v.d_type = inode_d_type(target);
if (n->v.d_type == DT_SUBVOL) {
n->v.d_parent_subvol = cpu_to_le32(target->bi_parent_subvol);
n->v.d_child_subvol = cpu_to_le32(target->bi_subvol);
} else {
n->v.d_inum = cpu_to_le64(target->bi_inum);
}
ret = bch2_trans_update(trans, iter, &n->k_i, 0);
if (ret)