Re: [PATCH v2 1/3] scsi_cmnd: Introduce scsi_transfer_length helper

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Martin K. Petersen, on 06/23/2014 06:58 PM wrote:
"Mike" == Mike Christie <michaelc@xxxxxxxxxxx> writes:
+ unsigned int xfer_len = blk_rq_bytes(scmd->request);

Mike> Can you do bidi and dif/dix?

Nope.

Correction: at the moment.

There is a proposal of READ GATHERED command, which is bidirectional and potentially DIF/DIX.

Vlad


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