109 	struct ptcal_area *area;  in cbe_ptcal_enable_on_node()  local
116 	area = kmalloc(sizeof(*area), GFP_KERNEL);  in cbe_ptcal_enable_on_node()
117 	if (!area)  in cbe_ptcal_enable_on_node()
120 	area->nid = nid;  in cbe_ptcal_enable_on_node()
121 	area->order = order;  in cbe_ptcal_enable_on_node()
122 	area->pages = __alloc_pages_node(area->nid,  in cbe_ptcal_enable_on_node()
124 						area->order);  in cbe_ptcal_enable_on_node()
126 	if (!area->pages) {  in cbe_ptcal_enable_on_node()
128 			__func__, area->nid);  in cbe_ptcal_enable_on_node()
133 	 * We move the ptcal area to the middle of the allocated  in cbe_ptcal_enable_on_node()
137 	addr = __pa(page_address(area->pages)) + (PAGE_SIZE >> 1);  in cbe_ptcal_enable_on_node()
139 			__func__, area->nid, addr);  in cbe_ptcal_enable_on_node()
142 	if (rtas_call(ptcal_start_tok, 3, 1, NULL, area->nid,  in cbe_ptcal_enable_on_node()
150 	list_add(&area->list, &ptcal_list);  in cbe_ptcal_enable_on_node()
155 	__free_pages(area->pages, area->order);  in cbe_ptcal_enable_on_node()
157 	kfree(area);  in cbe_ptcal_enable_on_node()
208 	struct ptcal_area *area, *tmp;  in cbe_ptcal_disable()  local
213 	list_for_each_entry_safe(area, tmp, &ptcal_list, list) {  in cbe_ptcal_disable()
215 		if (rtas_call(ptcal_stop_tok, 1, 1, NULL, area->nid)) {  in cbe_ptcal_disable()
218 					area->nid);  in cbe_ptcal_disable()
223 		/* ensure we can access the PTCAL area */  in cbe_ptcal_disable()
224 		memset(page_address(area->pages), 0,  in cbe_ptcal_disable()
225 				1 << (area->order + PAGE_SHIFT));  in cbe_ptcal_disable()
228 		list_del(&area->list);  in cbe_ptcal_disable()
229 		__free_pages(area->pages, area->order);  in cbe_ptcal_disable()
230 		kfree(area);  in cbe_ptcal_disable()