Thread (27 messages) 27 messages, 10 authors, 2021-08-16

Re: [PATCH 11/15] ubd: use bvec_virt

From: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Date: 2021-08-04 10:11:08
Also in: ceph-devel, dm-devel, linux-bcache, linux-block, linux-nvme, linux-raid, linux-s390, linux-scsi, virtualization


On 04/08/2021 10:56, Christoph Hellwig wrote:
quoted hunk ↗ jump to hunk
Use bvec_virt instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
  arch/um/drivers/ubd_kern.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index e497185dd393..cd9dc0556e91 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -1268,8 +1268,7 @@ static void ubd_map_req(struct ubd *dev, struct io_thread_req *io_req,
  		rq_for_each_segment(bvec, req, iter) {
  			BUG_ON(i >= io_req->desc_cnt);
  
-			io_req->io_desc[i].buffer =
-				page_address(bvec.bv_page) + bvec.bv_offset;
+			io_req->io_desc[i].buffer = bvec_virt(&bvec);
  			io_req->io_desc[i].length = bvec.bv_len;
  			i++;
  		}
Acked-By: Anton Ivanov <anton.ivanov@cambridgegreys.com>

-- 
Anton R. Ivanov
Cambridgegreys Limited. Registered in England. Company Number 10273661
https://www.cambridgegreys.com/

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