am: b4c337e65a
* commit 'b4c337e65a1cf51c3a40205943c5fec855d628dd':
Discard prefetched disconnected predecessors of a virtual node.
am: b4c337e65a
* commit 'b4c337e65a1cf51c3a40205943c5fec855d628dd':
Discard prefetched disconnected predecessors of a virtual node.