[openib-general] ucma into kernel.org

Michael S. Tsirkin mst at mellanox.co.il
Wed Jul 5 21:23:44 PDT 2006


Quoting r. Sean Hefty <sean.hefty at intel.com>:
> Subject: RE: [openib-general] ucma into kernel.org
> 
> >But are the options IB specific? Can they be geeralized to work for all
> >transports?
> 
> The options in rdma_cm_ib are IB specific (get/set path records and IB CM
> timeout values).

Timeout values and retry count seem like something that is generic enough.
At least for retry count TCP has TCP_SYNCNT, so this looks generic for me. No?

With regard to timeout, can CMA use the ARP roundtrip time to estimate it,
instead of asking the user or assuming hardcoded values?

-- 
MST




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