Messages in this thread | | | Subject | Re: [PATCH 13/14] target/rd: Add DIF protection into rd_execute_rw | From | "Martin K. Petersen" <> | Date | Fri, 10 Jan 2014 16:06:28 -0500 |
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>>>>> "Sagi" == Sagi Grimberg <sagig@mellanox.com> writes:
Sagi> I wander how we can skip sbc_dif_verify_xxxx if the transport Sagi> already offloaded DIF verify. I think that the transport should Sagi> signal the core layer that it is able to offload DIF Sagi> (ADD/STRIP/PASS/VERIFY), in which case the core should turn off Sagi> the backstore DIF verify emulation to sustain performance.
Yeah, for SAS and FC it would be nice to leverage DIX and let the ASIC do the actual checking and splitting. I assume the same is true for your hw.
-- Martin K. Petersen Oracle Linux Engineering
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