[ofa-general] Re: [ewg] Re: [PATCH] IB/ehca: Serialize HCA-related hCalls on POWER5

Joachim Fenkes FENKES at de.ibm.com
Fri Dec 14 08:35:52 EST 2007


"Caitlin Bestler" <Caitlin.Bestler at neterion.com> wrote on 13.12.2007 
22:08:34:

> To clarify, an FMR Work Request is simply posted to the SendQ like
> any other Work Request (of course the QP has to be privileged, or
> it will complete in error). An SQ Post should never block.

This would require hardware support, wouldn't it? eHCA2 doesn't have this 
kind of support, so FMR WRs are not an option here.

J.



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