Function vm_page_pqbatch_submit

freebsd/vm/vm_page.c:3590–3618

* vm_page_pqbatch_submit: [ internal use only ] * * Enqueue a page in the specified page queue's batched work queue. * The caller must have encoded the requested operation in the page * structure's a.flags field. */

 *	structure's a.flags field.
 */
void
vm_page_pqbatch_submit(vm_page_t m, uint8_t queue)
{
	struct vm_batchqueue *bq;
	struct vm_pagequeue *pq;
	int domain;

	KASSERT((m->oflags & VPO_UNMANAGED) == 0,
	    ("page %p is unmanaged", m));
	KASSERT(queue < PQ_COUNT, ("invalid queue %d", queue));

	domain = vm_page_domain(m);
	critical_enter();
	bq = DPCPU_PTR(pqbatch[domain][queue]);
	if (vm_batchqueue_insert(bq, m)) {
		critical_exit();
		return;
	}
	critical_exit();

	pq = &VM_DOMAIN(domain)->vmd_pagequeues[queue];
	vm_pagequeue_lock(pq);
	critical_enter();
	bq = DPCPU_PTR(pqbatch[domain][queue]);
	vm_pqbatch_process(pq, bq, queue);
	vm_pqbatch_process_page(pq, m, queue);
	vm_pagequeue_unlock(pq);
	critical_exit();
}

/*
 *	vm_page_pqbatch_drain:		[ internal use only ]