spin_lock_shared
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&p->p_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&p->p_spin);
spin_lock_shared(&uihash_lock);
spin_lock_shared(&fdescp->fd_spin);
spin_lock_shared(&dvp->v_spin);
spin_lock_shared(&dvp->v_spin);
spin_lock_shared(&pvp->v_spin);
spin_lock_shared(&nchpp->spin);
spin_lock_shared(&nchpp->spin);
spin_lock_shared(&nchpp->spin);
spin_lock_shared(&nchpp->spin);
spin_lock_shared(spinlk);
spin_lock_shared(&vn->v_spin);
spin_lock_shared(&fdp->fd_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(&ipmap->pm_spin);
spin_lock_shared(&ipmap->pm_spin);
spin_lock_shared(&pmap->pm_spin);
spin_lock_shared(spin);
spin_lock_shared(&fp->f_spin);
#define hammer2_spin_sh spin_lock_shared