/* Appending pad buffer to a request modifies the last entry of a scatter list such that it includes the pad buffer.  */
void blk_queue_update_dma_pad(struct request_queue *q, unsigned int mask)
/* Appending pad buffer to a request modifies the last entry of a scatter list such that it includes the pad buffer.  */
void blk_queue_update_dma_pad(struct request_queue *q, unsigned int mask)
{
	if (mask > q->dma_pad_mask)
		q->dma_pad_mask = mask;
}