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-rw-r--r--fs/bcachefs/btree_update.h8
-rw-r--r--fs/bcachefs/btree_write_buffer.c21
2 files changed, 28 insertions, 1 deletions
diff --git a/fs/bcachefs/btree_update.h b/fs/bcachefs/btree_update.h
index 8f22ef9a7651..47d8690f01bf 100644
--- a/fs/bcachefs/btree_update.h
+++ b/fs/bcachefs/btree_update.h
@@ -126,10 +126,18 @@ bch2_trans_jset_entry_alloc(struct btree_trans *trans, unsigned u64s)
int bch2_btree_insert_clone_trans(struct btree_trans *, enum btree_id, struct bkey_i *);
+int bch2_btree_write_buffer_insert_err(struct btree_trans *,
+ enum btree_id, struct bkey_i *);
+
static inline int __must_check bch2_trans_update_buffered(struct btree_trans *trans,
enum btree_id btree,
struct bkey_i *k)
{
+ if (unlikely(!btree_type_uses_write_buffer(btree))) {
+ int ret = bch2_btree_write_buffer_insert_err(trans, btree, k);
+ dump_stack();
+ return ret;
+ }
/*
* Most updates skip the btree write buffer until journal replay is
* finished because synchronization with journal replay relies on having
diff --git a/fs/bcachefs/btree_write_buffer.c b/fs/bcachefs/btree_write_buffer.c
index b56c4987b8c9..2c09d19dd621 100644
--- a/fs/bcachefs/btree_write_buffer.c
+++ b/fs/bcachefs/btree_write_buffer.c
@@ -264,6 +264,22 @@ out:
BUG_ON(wb->sorted.size < wb->flushing.keys.nr);
}
+int bch2_btree_write_buffer_insert_err(struct btree_trans *trans,
+ enum btree_id btree, struct bkey_i *k)
+{
+ struct bch_fs *c = trans->c;
+ struct printbuf buf = PRINTBUF;
+
+ prt_printf(&buf, "attempting to do write buffer update on non wb btree=");
+ bch2_btree_id_to_text(&buf, btree);
+ prt_str(&buf, "\n");
+ bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(k));
+
+ bch2_fs_inconsistent(c, "%s", buf.buf);
+ printbuf_exit(&buf);
+ return -EROFS;
+}
+
static int bch2_btree_write_buffer_flush_locked(struct btree_trans *trans)
{
struct bch_fs *c = trans->c;
@@ -312,7 +328,10 @@ static int bch2_btree_write_buffer_flush_locked(struct btree_trans *trans)
darray_for_each(wb->sorted, i) {
struct btree_write_buffered_key *k = &wb->flushing.keys.data[i->idx];
- BUG_ON(!btree_type_uses_write_buffer(k->btree));
+ if (unlikely(!btree_type_uses_write_buffer(k->btree))) {
+ ret = bch2_btree_write_buffer_insert_err(trans, k->btree, &k->k);
+ goto err;
+ }
for (struct wb_key_ref *n = i + 1; n < min(i + 4, &darray_top(wb->sorted)); n++)
prefetch(&wb->flushing.keys.data[n->idx]);