Change Details

Replace the implementations of lookup_le and lookup_ge with ones that do not use a stack or climb back up the tree, but that can be used without strict locking.

Replace the implementations of lookup_le and lookup_ge with ones that do not use a stack or climb back up the tree.

Replace the implementations of lookup_le and lookup_ge with ones that do not use a stack or climb back up the tree, but that can be used without strict locking.