522 	unsigned long			*subbuf_ids;	/* ID to subbuf VA */  member
6924 				   unsigned long *subbuf_ids)  in rb_setup_ids_meta_page()  argument
6931 	subbuf_ids[id] = (unsigned long)cpu_buffer->reader_page->page;  in rb_setup_ids_meta_page()
6939 		subbuf_ids[id] = (unsigned long)subbuf->page;  in rb_setup_ids_meta_page()
6947 	cpu_buffer->subbuf_ids = subbuf_ids;  in rb_setup_ids_meta_page()
7110 		page = virt_to_page((void *)cpu_buffer->subbuf_ids[s]);  in __rb_map_vma()
7140 	unsigned long flags, *subbuf_ids;  in ring_buffer_map()  local
7166 	subbuf_ids = kcalloc(cpu_buffer->nr_pages + 1, sizeof(*subbuf_ids), GFP_KERNEL);  in ring_buffer_map()
7167 	if (!subbuf_ids) {  in ring_buffer_map()
7180 	rb_setup_ids_meta_page(cpu_buffer, subbuf_ids);  in ring_buffer_map()
7192 		kfree(cpu_buffer->subbuf_ids);  in ring_buffer_map()
7193 		cpu_buffer->subbuf_ids = NULL;  in ring_buffer_map()
7236 	kfree(cpu_buffer->subbuf_ids);  in ring_buffer_unmap()
7237 	cpu_buffer->subbuf_ids = NULL;  in ring_buffer_unmap()