38 sp_walk_init(mdb_walk_state_t *wsp)  in sp_walk_init()  argument
40 	if (wsp->walk_addr == NULL &&  in sp_walk_init()
41 	    mdb_readvar(&wsp->walk_addr, "practive") == -1) {  in sp_walk_init()
46 	wsp->walk_data = mdb_alloc(sizeof (proc_t), UM_SLEEP);  in sp_walk_init()
55 sp_walk_step(mdb_walk_state_t *wsp)  in sp_walk_step()  argument
59 	if (wsp->walk_addr == NULL)  in sp_walk_step()
62 	if (mdb_vread(wsp->walk_data, sizeof (proc_t), wsp->walk_addr) == -1) {  in sp_walk_step()
63 		mdb_warn("failed to read proc at %p", wsp->walk_addr);  in sp_walk_step()
67 	status = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in sp_walk_step()
68 	    wsp->walk_cbdata);  in sp_walk_step()
70 	wsp->walk_addr = (uintptr_t)(((proc_t *)wsp->walk_data)->p_next);  in sp_walk_step()
79 sp_walk_fini(mdb_walk_state_t *wsp)  in sp_walk_fini()  argument
81 	mdb_free(wsp->walk_data, sizeof (proc_t));  in sp_walk_fini()