Monis Khan 418f4d20ae
Use parent func to indicate when the controller queue is a singleton
This prevents unnecessary sync loop runs when the controller is
running with a single worker.  When the controller is running with
more than one worker, it prevents subtle bugs that can cause the
controller to go "back in time."

Signed-off-by: Monis Khan <mok@vmware.com>
Signed-off-by: Matt Moyer <moyerm@vmware.com>
2020-11-04 11:08:10 -06:00
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