44 	lnode_walk_t *lwp;  in lnode_walk_init()  local
59 		lwp = mdb_alloc(sizeof (lnode_walk_t), UM_SLEEP);  in lnode_walk_init()
62 		lwp->lw_tabsz = 0;  in lnode_walk_init()
65 			mdb_free(lwp, sizeof (lnode_walk_t));  in lnode_walk_init()
78 			lwp->lw_tabsz += loinfo.li_htsize;  in lnode_walk_init()
82 		if (lwp->lw_tabsz == 0) {  in lnode_walk_init()
86 			mdb_free(lwp, sizeof (lnode_walk_t));  in lnode_walk_init()
89 		lwp->lw_table = mdb_alloc(lwp->lw_tabsz *  in lnode_walk_init()
102 			if (htsize + loinfo.li_htsize > lwp->lw_tabsz) {  in lnode_walk_init()
106 				mdb_free(lwp->lw_table,  in lnode_walk_init()
107 				    lwp->lw_tabsz * sizeof (struct lobucket));  in lnode_walk_init()
110 			(void) mdb_vread(lwp->lw_table + htsize,  in lnode_walk_init()
133 		lwp = mdb_alloc(sizeof (lnode_walk_t), UM_SLEEP);  in lnode_walk_init()
134 		lwp->lw_tabsz = loinfo.li_htsize;  in lnode_walk_init()
135 		lwp->lw_table = mdb_alloc(lwp->lw_tabsz *  in lnode_walk_init()
137 		(void) mdb_vread(lwp->lw_table,  in lnode_walk_init()
138 		    lwp->lw_tabsz * sizeof (struct lobucket),  in lnode_walk_init()
141 	lwp->lw_tabi = 0;  in lnode_walk_init()
142 	lwp->lw_lnode = mdb_alloc(sizeof (lnode_t), UM_SLEEP);  in lnode_walk_init()
144 	wsp->walk_addr = (uintptr_t)lwp->lw_table[0].lh_chain;  in lnode_walk_init()
145 	wsp->walk_data = lwp;  in lnode_walk_init()
153 	lnode_walk_t *lwp = wsp->walk_data;  in lnode_walk_step()  local
161 		if (++lwp->lw_tabi < lwp->lw_tabsz)  in lnode_walk_step()
163 			    (uintptr_t)lwp->lw_table[lwp->lw_tabi].lh_chain;  in lnode_walk_step()
173 	(void) mdb_vread(lwp->lw_lnode, sizeof (lnode_t), addr);  in lnode_walk_step()
174 	wsp->walk_addr = (uintptr_t)lwp->lw_lnode->lo_next;  in lnode_walk_step()
176 	return (wsp->walk_callback(addr, lwp->lw_lnode, wsp->walk_cbdata));  in lnode_walk_step()
182 	lnode_walk_t *lwp = wsp->walk_data;  in lnode_walk_fini()  local
184 	mdb_free(lwp->lw_table, lwp->lw_tabsz * sizeof (struct lobucket));  in lnode_walk_fini()
185 	mdb_free(lwp->lw_lnode, sizeof (lnode_t));  in lnode_walk_fini()
186 	mdb_free(lwp, sizeof (lnode_walk_t));  in lnode_walk_fini()