From a81618382c36ca52f5076cb51897699f3e196ae3 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Tue, 10 Dec 2024 14:04:39 -0500 Subject: [PATCH 205/213] bcachefs: better backpointer_target_not_found() error message Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Signed-off-by: Kent Overstreet Signed-off-by: Alexander Miroshnichenko --- fs/bcachefs/backpointers.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/fs/bcachefs/backpointers.c b/fs/bcachefs/backpointers.c index 5cc4aaa3a325..b93ddfa00fdd 100644 --- a/fs/bcachefs/backpointers.c +++ b/fs/bcachefs/backpointers.c @@ -210,10 +210,21 @@ static int backpointer_target_not_found(struct btree_trans *trans, prt_printf(&buf, "backpointer doesn't match %s it points to:\n ", bp.v->level ? "btree node" : "extent"); bch2_bkey_val_to_text(&buf, c, bp.s_c); - prt_printf(&buf, "\n "); + prt_printf(&buf, "\n "); bch2_bkey_val_to_text(&buf, c, target_k); + struct bkey_ptrs_c ptrs = bch2_bkey_ptrs_c(target_k); + const union bch_extent_entry *entry; + struct extent_ptr_decoded p; + bkey_for_each_ptr_decode(target_k.k, ptrs, p, entry) + if (p.ptr.dev == bp.k->p.inode) { + prt_printf(&buf, "\n "); + struct bkey_i_backpointer bp2; + bch2_extent_ptr_to_bp(c, bp.v->btree_id, bp.v->level, target_k, p, entry, &bp2); + bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(&bp2.k_i)); + } + if (fsck_err(trans, backpointer_to_missing_ptr, "%s", buf.buf)) ret = bch2_backpointer_del(trans, bp.k->p); -- 2.45.2