Lines Matching defs:queue

727 	 * sure the buf is on the correct vnode queue.  We have
745 	 * If the queue is above the high water mark, wait till
872 	 * Determine which queue the buffer should be on, then put it there.
887 		 * it in a queue and wasting memory.
914 		 * queue, so that it'll stick around for as long as possible.
1222 				panic("Clean buffer on dirty queue");
1400  * design decays to one long warm->cold queue.
1407  * If we have more than one 2q cache, as bufs fall off the cold queue
1409  * B_WARM flag in addition to B_COLD) can be put into the hot queue of
1411  * recycled. Bufs falling off the last cache's cold queue are always
1417  * this function is called when a hot or warm queue may have exceeded its
1421     bufcache *cache, struct bufqueue *queue, int64_t *queuepages);
1463 	struct bufqueue * queue;
1467 	/* try cold queue */
1482 		 * the hot queue in the next cache
1502 		/* Move the buffer to the hot queue in the next cache */
1504 			queue = &cache->coldqueue;
1506 			queue = &cache->warmqueue;
1509 			queue = &cache->hotqueue;
1512 		TAILQ_REMOVE(queue, bp, b_freelist);
1547 	struct bufqueue * queue;
1567 		 * the hot queue in the next cache
1598 		 * Move the buffer to the hot queue in the next cache
1601 			queue = &cache->coldqueue;
1603 			queue = &cache->warmqueue;
1606 			queue = &cache->hotqueue;
1609 		TAILQ_REMOVE(queue, bp, b_freelist);
1631 	 * XXX in theory we could promote warm buffers into a previous queue
1671 	struct bufqueue *queue;
1686 			queue = &cache->coldqueue;
1688 			queue = &cache->warmqueue;
1691 			queue = &cache->hotqueue;
1697 		queue = &dirtyqueue;
1701 	TAILQ_REMOVE(queue, bp, b_freelist);
1704 /* move buffers from a hot or warm queue to a cold queue in a cache */
1706 chillbufs(struct bufcache *cache, struct bufqueue *queue, int64_t *queuepages)
1712 	 * We limit the hot queue to be small, with a max of 4096 pages.
1713 	 * We limit the warm queue to half the cache size.
1717 	if (queue == &cache->hotqueue)
1719 	else if (queue == &cache->warmqueue)
1722 		panic("chillbufs: invalid queue");
1725 		bp = TAILQ_FIRST(queue);
1730 		TAILQ_REMOVE(queue, bp, b_freelist);
1742 	struct bufqueue *queue;
1765 			queue = &cache->warmqueue;
1768 			queue = &cache->hotqueue;
1774 		chillbufs(cache, queue, queuepages);
1776 		queue = &dirtyqueue;
1780 	TAILQ_INSERT_TAIL(queue, bp, b_freelist);