hulk inclusion
category: feature
bugzilla: 13227
CVE: NA

-------------------------------------------------

This optimization reduces the probability threads will be shuffled between
the main and secondary queues when the secondary queue is empty.
It is helpful when the lock is only lightly contended.
Signed-off-by: NAlex Kogan <alex.kogan@oracle.com>
Reviewed-by: NSteve Sistare <steven.sistare@oracle.com>
Signed-off-by: NWei Li <liwei391@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>