[v1] ublk: add support for integrity data

[PATCH 07/20] ublk: set UBLK_IO_F_INTEGRITY in ublksrv_io_desc

Posted by Caleb Sander Mateos 1 month, 3 weeks ago

Indicate to the ublk server when an incoming request has integrity data
by setting UBLK_IO_F_INTEGRITY in the ublksrv_io_desc's op_flags field.

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
---
 drivers/block/ublk_drv.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index 2893a9172220..d3652ceba96d 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -1107,10 +1107,13 @@ static inline unsigned int ublk_req_build_flags(struct request *req)
 		flags |= UBLK_IO_F_NOUNMAP;
 
 	if (req->cmd_flags & REQ_SWAP)
 		flags |= UBLK_IO_F_SWAP;
 
+	if (blk_integrity_rq(req))
+		flags |= UBLK_IO_F_INTEGRITY;
+
 	return flags;
 }
 
 static blk_status_t ublk_setup_iod(struct ublk_queue *ubq, struct request *req)
 {
-- 
2.45.2

Re: [PATCH 07/20] ublk: set UBLK_IO_F_INTEGRITY in ublksrv_io_desc

Posted by Ming Lei 1 month, 2 weeks ago

On Tue, Dec 16, 2025 at 10:34:41PM -0700, Caleb Sander Mateos wrote:
> Indicate to the ublk server when an incoming request has integrity data
> by setting UBLK_IO_F_INTEGRITY in the ublksrv_io_desc's op_flags field.
> 
> Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
> ---
>  drivers/block/ublk_drv.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
> index 2893a9172220..d3652ceba96d 100644
> --- a/drivers/block/ublk_drv.c
> +++ b/drivers/block/ublk_drv.c
> @@ -1107,10 +1107,13 @@ static inline unsigned int ublk_req_build_flags(struct request *req)
>  		flags |= UBLK_IO_F_NOUNMAP;
>  
>  	if (req->cmd_flags & REQ_SWAP)
>  		flags |= UBLK_IO_F_SWAP;
>  
> +	if (blk_integrity_rq(req))
> +		flags |= UBLK_IO_F_INTEGRITY;
> +

Reviewed-by: Ming Lei <ming.lei@redhat.com>

Thanks,
Ming