[dm-devel] [PATCH v14 02/11] Add infrastructure for copy offload in block and request layer.

Bart Van Assche bvanassche at acm.org
Fri Aug 11 14:58:36 PDT 2023


On 8/11/23 03:52, Nitesh Shetty wrote:
> We expect caller to take a plug and send bio with source information,
> followed by bio with destination information.
> Once the src bio arrives we form a request and wait for destination
> bio. Upon arrival of destination we merge these two bio's and send
> corresponding request down to device driver.

Is the above description up-to-date? In the cover letter there is a 
different description of how copy offloading works.

Thanks,

Bart.



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