tree 0a6dffe00b165400bd79b8f26026cc62ca055ee1
parent 877ae4b62d4390649f348836acf033056e5ee5ed
author Andrew Scull <ascull@google.com> 1562068856 +0100
committer Andrew Scull <ascull@google.com> 1562084209 +0100

Check rollback of memory mapping succeeds.

This is not expected to fail as there should always be memory available.
If a mapping frees memory, it will be available from the local pool. If
a mapping allocates memory, it will have been freed by the defrag.

Change-Id: I7590dc0ee42fffa71a8fe1e5a2199161bd9c9002