tree a26181cc552ab4945cd43cf9a83547ca31eaefd6
parent 6d94d0b07c7bdde0009da443fe5e6280ba62fc41
author Rich Lane <rlane@bigswitch.com> 1373303869 -0700
committer Rich Lane <rlane@bigswitch.com> 1373303869 -0700

testutils: send barrier after deleting all flows

If a flow-add is sent immediately after a flow-delete-all, the switch can
legitimately include the new flow in the set of flows deleted. A barrier must
be used to serialize these operations.