Cross Reference: /illumos-gate/usr/src/uts/common/io/devpoll.c

Lines Matching defs:pl
1561 pcachelink_locked_rele(pcachelink_t *pl)
1563 	ASSERT(MUTEX_HELD(&pl->pcl_lock));
1564 	VERIFY(pl->pcl_refcnt >= 1);
1566 	pl->pcl_refcnt--;
1567 	if (pl->pcl_refcnt == 0) {
1568 		VERIFY(pl->pcl_state == PCL_INVALID);
1569 		ASSERT(pl->pcl_parent_pc == NULL);
1570 		ASSERT(pl->pcl_child_pc == NULL);
1571 		ASSERT(pl->pcl_parent_next == NULL);
1572 		ASSERT(pl->pcl_child_next == NULL);
1574 		pl->pcl_state = PCL_FREE;
1575 		mutex_destroy(&pl->pcl_lock);
1576 		kmem_free(pl, sizeof (pcachelink_t));
1578 		mutex_exit(&pl->pcl_lock);
1590 	pcachelink_t	*pl, **plpn;
1597 	for (pl = child->pc_parents; pl != NULL; pl = *plpn) {
1598 		mutex_enter(&pl->pcl_lock);
1599 		if (pl->pcl_state == PCL_INVALID) {
1601 			*plpn = pl->pcl_parent_next;
1602 			pl->pcl_child_pc = NULL;
1603 			pl->pcl_parent_next = NULL;
1604 			pcachelink_locked_rele(pl);
1605 		} else if (pl->pcl_parent_pc == parent) {
1607 			ASSERT(pl->pcl_state == PCL_VALID ||
1608 			    pl->pcl_state == PCL_STALE);
1609 			pl->pcl_state = PCL_VALID;
1610 			mutex_exit(&pl->pcl_lock);
1613 			plpn = &pl->pcl_parent_next;
1614 			mutex_exit(&pl->pcl_lock);
1619 	pl = kmem_zalloc(sizeof (pcachelink_t), KM_SLEEP);
1620 	mutex_init(&pl->pcl_lock,  NULL, MUTEX_DEFAULT, NULL);
1622 	pl->pcl_parent_pc = parent;
1623 	pl->pcl_child_next = parent->pc_children;
1624 	parent->pc_children = pl;
1625 	pl->pcl_refcnt++;
1627 	pl->pcl_child_pc = child;
1628 	pl->pcl_parent_next = child->pc_parents;
1629 	child->pc_parents = pl;
1630 	pl->pcl_refcnt++;
1632 	pl->pcl_state = PCL_VALID;
1642 	pcachelink_t	*pl, **plpn;
1647 	for (pl = pcp->pc_children; pl != NULL; pl = *plpn) {
1648 		mutex_enter(&pl->pcl_lock);
1649 		if (pl->pcl_state == PCL_INVALID) {
1654 			*plpn = pl->pcl_child_next;
1655 			pl->pcl_parent_pc = NULL;
1656 			pl->pcl_child_next = NULL;
1657 			pcachelink_locked_rele(pl);
1659 			pl->pcl_state = PCL_STALE;
1660 			plpn = &pl->pcl_child_next;
1661 			mutex_exit(&pl->pcl_lock);
1672 	pcachelink_t	*pl, **plpn;
1677 	for (pl = pcp->pc_children; pl != NULL; pl = *plpn) {
1678 		mutex_enter(&pl->pcl_lock);
1679 		switch (pl->pcl_state) {
1681 			pl->pcl_state = PCL_INVALID;
1684 			*plpn = pl->pcl_child_next;
1685 			pl->pcl_parent_pc = NULL;
1686 			pl->pcl_child_next = NULL;
1687 			pcachelink_locked_rele(pl);
1690 			plpn = &pl->pcl_child_next;
1691 			mutex_exit(&pl->pcl_lock);
1702 	pcachelink_t	*pl, **plpn;
1707 	for (pl = pcp->pc_parents; pl != NULL; pl = *plpn) {
1708 		mutex_enter(&pl->pcl_lock);
1709 		pl->pcl_state = PCL_INVALID;
1710 		*plpn = pl->pcl_parent_next;
1711 		pl->pcl_child_pc = NULL;
1712 		pl->pcl_parent_next = NULL;
1713 		pcachelink_locked_rele(pl);
1717 	for (pl = pcp->pc_children; pl != NULL; pl = *plpn) {
1718 		mutex_enter(&pl->pcl_lock);
1719 		pl->pcl_state = PCL_INVALID;
1720 		*plpn = pl->pcl_child_next;
1721 		pl->pcl_parent_pc = NULL;
1722 		pl->pcl_child_next = NULL;
1723 		pcachelink_locked_rele(pl);