[PATCH] test: don't use dump and restore in a pipeline

[David Bremner]

David Bremner <david at tethera.net> writes:

> This has been wrong since bbbdf0478ea, but the race condition was not
> previously been (often?) triggered in the tests. With the DB_RETRY_LOCK
> patches, it manifests itself as a deadlock.

pushed, to prepare for the DB_RETRY_LOCK patches