+static noinline int bch2_inode_unpack_slowpath(struct bkey_s_c k,
+ struct bch_inode_unpacked *unpacked)
+{
+ memset(unpacked, 0, sizeof(*unpacked));
+
+ switch (k.k->type) {
+ case KEY_TYPE_inode: {
+ struct bkey_s_c_inode inode = bkey_s_c_to_inode(k);
+
+ unpacked->bi_inum = inode.k->p.offset;
+ unpacked->bi_journal_seq= 0;
+ unpacked->bi_hash_seed = inode.v->bi_hash_seed;
+ unpacked->bi_flags = le32_to_cpu(inode.v->bi_flags);
+ unpacked->bi_mode = le16_to_cpu(inode.v->bi_mode);
+
+ if (INODE_NEW_VARINT(inode.v)) {
+ return bch2_inode_unpack_v2(unpacked, inode.v->fields,
+ bkey_val_end(inode),
+ INODE_NR_FIELDS(inode.v));
+ } else {
+ return bch2_inode_unpack_v1(inode, unpacked);
+ }
+ break;
+ }
+ case KEY_TYPE_inode_v2: {
+ struct bkey_s_c_inode_v2 inode = bkey_s_c_to_inode_v2(k);
+
+ unpacked->bi_inum = inode.k->p.offset;
+ unpacked->bi_journal_seq= le64_to_cpu(inode.v->bi_journal_seq);
+ unpacked->bi_hash_seed = inode.v->bi_hash_seed;
+ unpacked->bi_flags = le64_to_cpu(inode.v->bi_flags);
+ unpacked->bi_mode = le16_to_cpu(inode.v->bi_mode);
+
+ return bch2_inode_unpack_v2(unpacked, inode.v->fields,
+ bkey_val_end(inode),
+ INODEv2_NR_FIELDS(inode.v));
+ }
+ default:
+ BUG();
+ }
+}
+
+int bch2_inode_unpack(struct bkey_s_c k,
+ struct bch_inode_unpacked *unpacked)
+{
+ if (likely(k.k->type == KEY_TYPE_inode_v3))
+ return bch2_inode_unpack_v3(k, unpacked);
+ return bch2_inode_unpack_slowpath(k, unpacked);
+}
+
+int bch2_inode_peek(struct btree_trans *trans,
+ struct btree_iter *iter,
+ struct bch_inode_unpacked *inode,
+ subvol_inum inum, unsigned flags)