arch_mcs_spin_unlock_contended
arch_mcs_spin_unlock_contended(&next->locked);
arch_mcs_spin_unlock_contended(&next->locked);
arch_mcs_spin_unlock_contended(&next->locked);
#ifndef arch_mcs_spin_unlock_contended
arch_mcs_spin_unlock_contended(&next->locked);
arch_mcs_spin_unlock_contended(&next->locked);