QUEUE_PAUSED
if (m2m_dev->job_queue_flags & QUEUE_PAUSED) {
m2m_dev->job_queue_flags |= QUEUE_PAUSED;
m2m_dev->job_queue_flags &= ~QUEUE_PAUSED;
test_and_set_bit(QUEUE_PAUSED, &queue->flags))
!test_and_clear_bit(QUEUE_PAUSED, &queue->flags))
set_bit(QUEUE_PAUSED, &queue->flags);