[PATCH v1] WIP unpack-trees: avoid duplicate ODB lookups during checkout

From: Jeff Hostetler <jeffhost@microsoft.com>

Avoid duplicate ODB lookups for trees during traverse_tree_recursive().

I'm marking this WIP so we can talk about the TODO in the commit message.

Jeff Hostetler (1):
  unpack-trees: avoid duplicate ODB lookups during checkout

 tree-walk.c    |  8 ++++++++
 tree-walk.h    |  1 +
 unpack-trees.c | 13 +++++++++----
 3 files changed, 18 insertions(+), 4 deletions(-)