Signed-off-by: Dan Williams <dan.j.williams@intel.com>
[hch: split from a larger patch by Dan]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
if (rq->cmd_flags & REQ_WRITE)
memset(q->dma_drain_buffer, 0, q->dma_drain_size);
- sg->page_link &= ~0x02;
+ sg_unmark_end(sg);
sg = sg_next(sg);
sg_set_page(sg, virt_to_page(q->dma_drain_buffer),
q->dma_drain_size,
sg_set_buf(__sg, buf + offset, len);
offset += len;
remain -= len;
- (__sg++)->page_link &= ~0x02;
+ sg_unmark_end(__sg++);
sg_len++;
} while (remain);
}
list_for_each_entry(req, &packed->list, queuelist) {
sg_len += blk_rq_map_sg(mq->queue, req, __sg);
__sg = sg + (sg_len - 1);
- (__sg++)->page_link &= ~0x02;
+ sg_unmark_end(__sg++);
}
sg_mark_end(sg + (sg_len - 1));
return sg_len;