[openib-general] [PATCHv2] IB/ipoib: Fix ipoib handling for pkey reordering

[Michael S. Tsirkin]

> Quoting Roland Dreier <rdreier at cisco.com>:
> Subject: Re: [PATCHv2] IB/ipoib: Fix ipoib handling for pkey reordering
> 
>  > I just gave this a cursory glance.
> 
> I haven't really read it except to think "why is this so complicated"?
> 
>  > A suggestion: would it not be much simpler to modify the QP from RTS to RTS on pkey
>  > change?
> 
> Changing the P_Key index is not allowed for RTS->RTS.  You would have
> to modify the QP RTS->SQD, wait for the SQ to drain, then modify the
> P_Key index with SQD->SQD, and finally go SQD->RTS.

True, I misread the spec.

-- 
MST