mock_queue: add a mutex to avoid concurrent access to the WaitGroup This is mostly to make the race detector happy.
mock_queue: add a mutex to avoid concurrent access to the WaitGroup
This is mostly to make the race detector happy.

Signed-off-by: Jed Lejosne <58df768959dd06ee96a0a2c42d6cb59ebc2cc6b8@redhat.com>

davidvossel/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt,davidvossel/kubevirt,stu-gott/kubevirt,kubevirt/kubevirt,davidvossel/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,davidvossel/kubevirt