* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013 by Delphix. All rights reserved.
* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
- * Copyright 2013 Nexenta Systems, Inc. All rights reserved.
+ * Copyright 2014 Nexenta Systems, Inc. All rights reserved.
*/
/*
list_remove(l2hdr->b_dev->l2ad_buflist, hdr);
ARCSTAT_INCR(arcstat_l2_size, -hdr->b_size);
ARCSTAT_INCR(arcstat_l2_asize, -l2hdr->b_asize);
+ vdev_space_update(l2hdr->b_dev->l2ad_vdev,
+ -l2hdr->b_asize, 0, 0);
kmem_cache_free(l2arc_hdr_cache, l2hdr);
arc_space_return(L2HDR_SIZE, ARC_SPACE_L2HDRS);
if (hdr->b_state == arc_l2c_only)
if (l2hdr) {
ARCSTAT_INCR(arcstat_l2_asize, -l2hdr->b_asize);
+ vdev_space_update(l2hdr->b_dev->l2ad_vdev,
+ -l2hdr->b_asize, 0, 0);
kmem_cache_free(l2arc_hdr_cache, l2hdr);
arc_space_return(L2HDR_SIZE, ARC_SPACE_L2HDRS);
ARCSTAT_INCR(arcstat_l2_size, -buf_size);
arc_buf_hdr_t *head, *ab, *ab_prev;
l2arc_buf_hdr_t *abl2;
kmutex_t *hash_lock;
+ int64_t bytes_dropped = 0;
cb = zio->io_private;
ASSERT(cb != NULL);
*/
list_remove(buflist, ab);
ARCSTAT_INCR(arcstat_l2_asize, -abl2->b_asize);
+ bytes_dropped += abl2->b_asize;
ab->b_l2hdr = NULL;
kmem_cache_free(l2arc_hdr_cache, abl2);
arc_space_return(L2HDR_SIZE, ARC_SPACE_L2HDRS);
kmem_cache_free(hdr_cache, head);
mutex_exit(&l2arc_buflist_mtx);
+ vdev_space_update(dev->l2ad_vdev, -bytes_dropped, 0, 0);
+
l2arc_do_free_on_write();
kmem_free(cb, sizeof (l2arc_write_callback_t));
arc_buf_hdr_t *ab, *ab_prev;
kmutex_t *hash_lock;
uint64_t taddr;
+ int64_t bytes_evicted = 0;
buflist = dev->l2ad_buflist;
if (ab->b_l2hdr != NULL) {
abl2 = ab->b_l2hdr;
ARCSTAT_INCR(arcstat_l2_asize, -abl2->b_asize);
+ bytes_evicted += abl2->b_asize;
ab->b_l2hdr = NULL;
kmem_cache_free(l2arc_hdr_cache, abl2);
arc_space_return(L2HDR_SIZE, ARC_SPACE_L2HDRS);
}
mutex_exit(&l2arc_buflist_mtx);
- vdev_space_update(dev->l2ad_vdev, -(taddr - dev->l2ad_evict), 0, 0);
+ vdev_space_update(dev->l2ad_vdev, -bytes_evicted, 0, 0);
dev->l2ad_evict = taddr;
}
ARCSTAT_INCR(arcstat_l2_write_bytes, write_asize);
ARCSTAT_INCR(arcstat_l2_size, write_sz);
ARCSTAT_INCR(arcstat_l2_asize, write_asize);
- vdev_space_update(dev->l2ad_vdev, write_psize, 0, 0);
+ vdev_space_update(dev->l2ad_vdev, write_asize, 0, 0);
/*
* Bump device hand to the device start if it is approaching the end.
* l2arc_evict() will already have evicted ahead for this case.
*/
if (dev->l2ad_hand >= (dev->l2ad_end - target_sz)) {
- vdev_space_update(dev->l2ad_vdev,
- dev->l2ad_end - dev->l2ad_hand, 0, 0);
dev->l2ad_hand = dev->l2ad_start;
dev->l2ad_evict = dev->l2ad_start;
dev->l2ad_first = B_FALSE;