172 	buf->padding = kmalloc(chan->n_subbufs * sizeof(size_t *), GFP_KERNEL);  in relay_create_buf()
173 	if (!buf->padding)  in relay_create_buf()
185 	kfree(buf->padding);  in relay_create_buf()
218 	kfree(buf->padding);  in relay_destroy_buf()
367 		buf->padding[i] = 0;  in __relay_reset()
730 		buf->padding[old_subbuf] = buf->prev_padding;  in relay_switch_subbuf()
735 				buf->padding[old_subbuf];  in relay_switch_subbuf()
738 					    buf->padding[old_subbuf];  in relay_switch_subbuf()
759 	buf->padding[new_subbuf] = 0;  in relay_switch_subbuf()
958 	if (buf->bytes_consumed + buf->padding[read_subbuf] == subbuf_size) {  in relay_file_read_consume()
1017 	size_t padding, avail = 0;  in relay_file_read_subbuf_avail()  local
1025 	padding = buf->padding[read_subbuf];  in relay_file_read_subbuf_avail()
1028 		if (read_offset + padding < write_offset)  in relay_file_read_subbuf_avail()
1029 			avail = write_offset - (read_offset + padding);  in relay_file_read_subbuf_avail()
1031 		avail = (subbuf_size - padding) - read_offset;  in relay_file_read_subbuf_avail()
1048 	size_t read_subbuf, padding, padding_start, padding_end;  in relay_file_read_start_pos()  local
1056 	padding = buf->padding[read_subbuf];  in relay_file_read_start_pos()
1057 	padding_start = (read_subbuf + 1) * subbuf_size - padding;  in relay_file_read_start_pos()
1077 	size_t read_subbuf, padding, end_pos;  in relay_file_read_end_pos()  local
1082 	padding = buf->padding[read_subbuf];  in relay_file_read_end_pos()
1083 	if (read_pos % subbuf_size + count + padding == subbuf_size)  in relay_file_read_end_pos()
1222 	size_t padding = rbuf->padding[read_subbuf];  in subbuf_splice_actor()  local
1223 	size_t nonpad_end = read_subbuf * subbuf_size + subbuf_size - padding;  in subbuf_splice_actor()
1269 			private = this_len + padding;  in subbuf_splice_actor()
1294                 ret += padding;  in subbuf_splice_actor()