fs: make FuseDirEntry slicable
This makes readdir() O(N) instead of O(N²) because we do not go through all entries every time, but only those after the readdir() offset.
Migrated from D4389 (view on Phabricator)
Staging instance, all changes can be removed at any time
This makes readdir() O(N) instead of O(N²) because we do not go through all entries every time, but only those after the readdir() offset.
Migrated from D4389 (view on Phabricator)