[stgt] [PATCH 14/15] Fix iSCSI Data-Out solicitation
pw at padd.com
Thu Jun 18 13:37:21 CEST 2009
arne.redlich at googlemail.com wrote on Wed, 17 Jun 2009 08:46 +0200:
> This wasn't an interpretation as the specs leave absolutely no room for
> that, I was just rephrasing them. Here's the verbatim quotes:
> RFC 3720 (iSCSI), 10.8.4 (Desired Data Transfer Length and Buffer
> "The Desired Data Transfer Length MUST NOT be 0 and MUST not exceed
> RFC 5046 (iSER), 7.3.6 (Ready To Transfer (R2T)):
> "4. [..] To transform the R2T PDU, the iSER layer at the target: [...]
> d. MUST use the Desired Data Transfer Length from the R2T PDU as the
> RDMA Read Message Size of the RDMA Read Request Message."
That's a pretty convincing explanation too! :) Like I said, I
can see the merit this way as well. It's the testing that worries me.
Which is why I had tried to propose a minimal change that would
fix non-RDMA R2T but not change iSER.
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