Benedict Aas 4140d49db3
refactor: multi-writes preparatory changes (#2124)
We add some preparatory changes including new utility functions, as well
as changes throughout the codebase that reflect the change from single
drives to a list of drives, given multi-writes is coming.

Change-Type: patch
Changelog-Entry: Various preparatory changes to account for
multi-writes.
2018-03-23 14:36:39 +00:00
..