353 	struct zulu_shadow_blk *sblk;  in zulu_shadow_tree_lookup()  local
364 		sblk = zhat->sblk_last;  in zulu_shadow_tree_lookup()
366 		sblk = (struct zulu_shadow_blk *)avl_find(&zhat->shadow_tree,  in zulu_shadow_tree_lookup()
368 		zhat->sblk_last = sblk;  in zulu_shadow_tree_lookup()
375 	return (sblk);  in zulu_shadow_tree_lookup()
386 	struct zulu_shadow_blk 	*sblk  = NULL;  in zulu_shadow_tree_insert()  local
394 	sblk = zulu_shadow_tree_lookup(zhat, ivaddr, &where);  in zulu_shadow_tree_insert()
395 	if (sblk != NULL) {  in zulu_shadow_tree_insert()
396 		sblk->ref_count++;  in zulu_shadow_tree_insert()
400 		if (zblk->zulu_hat_blk_vaddr < sblk->min_addr) {  in zulu_shadow_tree_insert()
401 			sblk->min_addr = zblk->zulu_hat_blk_vaddr;  in zulu_shadow_tree_insert()
407 		if (end > sblk->max_addr) {  in zulu_shadow_tree_insert()
408 			sblk->max_addr = end;  in zulu_shadow_tree_insert()
411 		sblk = kmem_zalloc(sizeof (*sblk), KM_SLEEP);  in zulu_shadow_tree_insert()
412 		sblk->ref_count = 1;  in zulu_shadow_tree_insert()
413 		sblk->ivaddr = ivaddr;  in zulu_shadow_tree_insert()
414 		sblk->min_addr = zblk->zulu_hat_blk_vaddr;  in zulu_shadow_tree_insert()
415 		sblk->max_addr = end;  in zulu_shadow_tree_insert()
416 		zhat->sblk_last = sblk;  in zulu_shadow_tree_insert()
418 		avl_insert(&zhat->shadow_tree, sblk, where);  in zulu_shadow_tree_insert()
420 	zblk->zulu_shadow_blk = sblk;  in zulu_shadow_tree_insert()
423 	    tnf_opaque, ref_count, sblk->ref_count);  in zulu_shadow_tree_insert()
434 	struct zulu_shadow_blk 	*sblk;  in zulu_shadow_tree_delete()  local
438 	sblk = zblk->zulu_shadow_blk;  in zulu_shadow_tree_delete()
441 	    tnf_opaque, vaddr, sblk->ivaddr,  in zulu_shadow_tree_delete()
442 	    tnf_opaque, ref_count, sblk->ref_count-1);  in zulu_shadow_tree_delete()
444 	if (--sblk->ref_count == 0) {  in zulu_shadow_tree_delete()
445 		if (zhat->sblk_last == sblk) {  in zulu_shadow_tree_delete()
448 		sblk->min_addr = sblk->ivaddr + ZULU_SHADOW_BLK_RANGE;  in zulu_shadow_tree_delete()
449 		sblk->max_addr = sblk->ivaddr;  in zulu_shadow_tree_delete()
464 		if (zblk->zulu_hat_blk_vaddr == sblk->min_addr) {  in zulu_shadow_tree_delete()
465 			sblk->min_addr = end;  in zulu_shadow_tree_delete()
467 		if (end == sblk->max_addr) {  in zulu_shadow_tree_delete()
468 			sblk->max_addr = zblk->zulu_hat_blk_vaddr;  in zulu_shadow_tree_delete()
478 	struct zulu_shadow_blk *sblk;  in zulu_shadow_tree_destroy()  local
481 	while ((sblk = (struct zulu_shadow_blk *)avl_destroy_nodes(  in zulu_shadow_tree_destroy()
484 		    tnf_opaque, vaddr, sblk->ivaddr,  in zulu_shadow_tree_destroy()
485 		    tnf_opaque, ref_count, sblk->ref_count);  in zulu_shadow_tree_destroy()
486 		kmem_free(sblk, sizeof (*sblk));  in zulu_shadow_tree_destroy()
958 		struct zulu_shadow_blk *sblk, struct zulu_hat_blk **pfree_list)  in zulu_hat_unload_region()  argument
970 	if (ivaddr < sblk->min_addr) {  in zulu_hat_unload_region()
971 		ivaddr = sblk->min_addr;  in zulu_hat_unload_region()
975 	if (end > sblk->max_addr) {  in zulu_hat_unload_region()
976 		end = sblk->max_addr;  in zulu_hat_unload_region()
1077 		struct zulu_shadow_blk *sblk;  in zulu_hat_unload()  local
1079 		sblk = zulu_shadow_tree_lookup(zhat, ivaddr, NULL);  in zulu_hat_unload()
1080 		if (sblk != NULL) {  in zulu_hat_unload()
1094 			zulu_hat_unload_region(zhat, ivaddr, region_size, sblk,  in zulu_hat_unload()