1096 static int subbuf_read_actor(size_t read_start,  in subbuf_read_actor()  argument
1104 	from = buf->start + read_start;  in subbuf_read_actor()
1117 typedef int (*subbuf_actor_t) (size_t read_start,
1130 	size_t read_start, avail;  in relay_file_read_subbufs()  local
1141 		read_start = relay_file_read_start_pos(*ppos, buf);  in relay_file_read_subbufs()
1142 		avail = relay_file_read_subbuf_avail(read_start, buf);  in relay_file_read_subbufs()
1147 		ret = subbuf_actor(read_start, buf, avail, desc);  in relay_file_read_subbufs()
1152 			relay_file_read_consume(buf, read_start, ret);  in relay_file_read_subbufs()
1153 			*ppos = relay_file_read_end_pos(buf, read_start, ret);  in relay_file_read_subbufs()
1220 	size_t read_start = (size_t) do_div(pos, alloc_size);  in subbuf_splice_actor()  local
1221 	size_t read_subbuf = read_start / subbuf_size;  in subbuf_splice_actor()
1245 	if (len > (subbuf_size - read_start % subbuf_size))  in subbuf_splice_actor()
1246 		len = subbuf_size - read_start % subbuf_size;  in subbuf_splice_actor()
1249 	pidx = (read_start / PAGE_SIZE) % subbuf_pages;  in subbuf_splice_actor()
1250 	poff = read_start & ~PAGE_MASK;  in subbuf_splice_actor()
1255 		unsigned int cur_pos = read_start + total_len;  in subbuf_splice_actor()
1293         if (read_start + ret == nonpad_end)  in subbuf_splice_actor()