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bcachefs: better backpointer_target_not_found() error message

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-12-10 14:04:39 -05:00
parent c2c2a4d642
commit 7611d6b5d1
1 changed files with 12 additions and 1 deletions
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13
fs/bcachefs/backpointers.c
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@ -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);