*/
assert TestHookExecute.doHookIfSet(preEvictINHook);
/* getParentINForChildIN unlatches target. */
targetIsLatched = false;
SearchResult result = tree.getParentINForChildIN
(target, true /*requireExactMatch*/, CacheMode.UNCHANGED);
if (result.exactParentFound) {
evictedBytes = evictIN(target, result.parent,
result.index, backgroundIO, source);