157 	buf->padding = kmalloc_array(chan->n_subbufs, sizeof(size_t),  in relay_create_buf()
159 	if (!buf->padding)  in relay_create_buf()
171 	kfree(buf->padding);  in relay_create_buf()
205 	kfree(buf->padding);  in relay_destroy_buf()
303 		buf->padding[i] = 0;  in __relay_reset()
670 		buf->padding[old_subbuf] = buf->prev_padding;  in relay_switch_subbuf()
675 				buf->padding[old_subbuf];  in relay_switch_subbuf()
678 					    buf->padding[old_subbuf];  in relay_switch_subbuf()
700 	buf->padding[new_subbuf] = 0;  in relay_switch_subbuf()
900 	if (buf->bytes_consumed + buf->padding[read_subbuf] == subbuf_size) {  in relay_file_read_consume()
959 	size_t padding, avail = 0;  in relay_file_read_subbuf_avail()  local
967 	padding = buf->padding[read_subbuf];  in relay_file_read_subbuf_avail()
970 		if (read_offset + padding < write_offset)  in relay_file_read_subbuf_avail()
971 			avail = write_offset - (read_offset + padding);  in relay_file_read_subbuf_avail()
973 		avail = (subbuf_size - padding) - read_offset;  in relay_file_read_subbuf_avail()
988 	size_t read_subbuf, padding, padding_start, padding_end;  in relay_file_read_start_pos()  local
996 	padding = buf->padding[read_subbuf];  in relay_file_read_start_pos()
997 	padding_start = (read_subbuf + 1) * subbuf_size - padding;  in relay_file_read_start_pos()
1017 	size_t read_subbuf, padding, end_pos;  in relay_file_read_end_pos()  local
1022 	padding = buf->padding[read_subbuf];  in relay_file_read_end_pos()
1023 	if (read_pos % subbuf_size + count + padding == subbuf_size)  in relay_file_read_end_pos()
1122 	size_t padding = rbuf->padding[read_subbuf];  in subbuf_splice_actor()  local
1123 	size_t nonpad_end = read_subbuf * subbuf_size + subbuf_size - padding;  in subbuf_splice_actor()
1168 			private = this_len + padding;  in subbuf_splice_actor()
1193                 ret += padding;  in subbuf_splice_actor()