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bcachefs: Interior known are required to have known key types 

For forwards compatibilyt, we allow bkeys of unknown type in leaf nodes;
we can simply ignore metadata we don't understand. Pointers to btree
nodes must always be of known types, howwever.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-04-13 23:59:28 -04:00
parent bceb86be9e
commit d789e9a7d5
1 changed files with 2 additions and 1 deletions
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3
fs/bcachefs/bkey_methods.c
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@ -171,7 +171,8 @@ int __bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k,
if (type >= BKEY_TYPE_NR)
return 0;
bkey_fsck_err_on((flags & BKEY_INVALID_COMMIT) &&
bkey_fsck_err_on((type == BKEY_TYPE_btree ||
(flags & BKEY_INVALID_COMMIT)) &&
!(bch2_key_types_allowed[type] & BIT_ULL(k.k->type)), c, err,
bkey_invalid_type_for_btree,
"invalid key type for btree %s (%s)",