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path: root/libbcachefs/btree_write_buffer.c
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Diffstat (limited to 'libbcachefs/btree_write_buffer.c')
-rw-r--r--libbcachefs/btree_write_buffer.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/libbcachefs/btree_write_buffer.c b/libbcachefs/btree_write_buffer.c
index 6285532e..026c249a 100644
--- a/libbcachefs/btree_write_buffer.c
+++ b/libbcachefs/btree_write_buffer.c
@@ -64,6 +64,15 @@ static int bch2_btree_write_buffer_flush_one(struct btree_trans *trans,
bch2_btree_insert_key_leaf(trans, path, &wb->k, wb->journal_seq);
(*fast)++;
+
+ if (path->ref > 1) {
+ /*
+ * We can't clone a path that has write locks: if the path is
+ * shared, unlock before set_pos(), traverse():
+ */
+ bch2_btree_node_unlock_write(trans, path, path->l[0].b);
+ *write_locked = false;
+ }
return 0;
trans_commit:
return bch2_trans_update(trans, iter, &wb->k, 0) ?: