[ofa-general] [PATCH][RFC] Handle packet received on RQ of tx_qp with NOSRQ
Pradeep Satyanarayana
pradeeps at linux.vnet.ibm.com
Thu Aug 9 22:51:47 PDT 2007
Michael S. Tsirkin wrote:
>> Quoting Pradeep Satyanarayana <pradeeps at linux.vnet.ibm.com>:
>> Subject: Re: [ofa-general] [PATCH][RFC] Handle packet received on RQ of tx_qp with NOSRQ
>>
>> Roland, Michael,
>>
>> Could you please review this patch and provide your comments? I would like to finish
>> up this work at the soonest and have this integrated into the for-2.6.24 tree.
>
> Naturally, with just a single packet pre-posted, RC QP will likely get RNR
> errors and close down quite soon. Wouldn't it make more sense to prepost
> some more WRs?
>
This is only for completeness sake. Performance will be poor compared to two (or more)
Linux systems using this. This is expected to be really a corner and do not expect this
to happen. Hence is there for completeness only. If I interpreted this correctly, this
is was what Roland suggested (and I agree with the suggestion).
Pradeep
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