diff options
| -rw-r--r-- | fs/bcachefs/bset.c | 3 | ||||
| -rw-r--r-- | fs/bcachefs/btree_update_leaf.c | 38 |
2 files changed, 15 insertions, 26 deletions
diff --git a/fs/bcachefs/bset.c b/fs/bcachefs/bset.c index cff664ab75fa..b8fe361978ef 100644 --- a/fs/bcachefs/bset.c +++ b/fs/bcachefs/bset.c @@ -1189,7 +1189,8 @@ void bch2_bset_insert(struct btree *b, memcpy_u64s(bkeyp_val(f, where), &insert->v, bkeyp_val_u64s(f, src)); - bch2_bset_fix_lookup_table(b, t, where, clobber_u64s, src->u64s); + if (src->u64s != clobber_u64s) + bch2_bset_fix_lookup_table(b, t, where, clobber_u64s, src->u64s); bch2_verify_btree_nr_keys(b); } diff --git a/fs/bcachefs/btree_update_leaf.c b/fs/bcachefs/btree_update_leaf.c index baf97d785774..9cf7075dd265 100644 --- a/fs/bcachefs/btree_update_leaf.c +++ b/fs/bcachefs/btree_update_leaf.c @@ -53,9 +53,8 @@ bool bch2_btree_bset_insert_key(struct btree_iter *iter, struct btree_node_iter *node_iter, struct bkey_i *insert) { - const struct bkey_format *f = &b->format; struct bkey_packed *k; - unsigned clobber_u64s; + unsigned clobber_u64s = 0, new_u64s = 0; EBUG_ON(btree_node_just_written(b)); EBUG_ON(bset_written(b, btree_bset_last(b))); @@ -68,30 +67,25 @@ bool bch2_btree_bset_insert_key(struct btree_iter *iter, k = NULL; /* @k is the key being overwritten/deleted, if any: */ - EBUG_ON(k && bkey_whiteout(k)); + /* Deleting, but not found? nothing to do: */ + if (bkey_whiteout(&insert->k) && !k) + return false; + if (bkey_whiteout(&insert->k)) { /* Deleting: */ - - /* Not found? Nothing to do: */ - if (!k) - return false; - btree_account_key_drop(b, k); k->type = KEY_TYPE_deleted; - if (k->needs_whiteout) { + if (k->needs_whiteout) push_whiteout(iter->trans->c, b, k); - k->needs_whiteout = false; - } + k->needs_whiteout = false; if (k >= btree_bset_last(b)->start) { clobber_u64s = k->u64s; - bch2_bset_delete(b, k, clobber_u64s); - bch2_btree_node_iter_fix(iter, b, node_iter, k, - clobber_u64s, 0); + goto fix_iter; } else { bch2_btree_iter_fix_key_modified(iter, b, k); } @@ -101,14 +95,6 @@ bool bch2_btree_bset_insert_key(struct btree_iter *iter, if (k) { /* Overwriting: */ - if (!bkey_written(b, k) && - bkey_val_u64s(&insert->k) == bkeyp_val_u64s(f, k)) { - k->type = insert->k.type; - memcpy_u64s(bkeyp_val(f, k), &insert->v, - bkey_val_u64s(&insert->k)); - return true; - } - btree_account_key_drop(b, k); k->type = KEY_TYPE_deleted; @@ -124,11 +110,13 @@ bool bch2_btree_bset_insert_key(struct btree_iter *iter, } k = bch2_btree_node_iter_bset_pos(node_iter, b, bset_tree_last(b)); - clobber_u64s = 0; overwrite: bch2_bset_insert(b, node_iter, k, insert, clobber_u64s); - bch2_btree_node_iter_fix(iter, b, node_iter, k, - clobber_u64s, k->u64s); + new_u64s = k->u64s; +fix_iter: + if (clobber_u64s != new_u64s) + bch2_btree_node_iter_fix(iter, b, node_iter, k, + clobber_u64s, new_u64s); return true; } |