[openib-general] Re: [PATCH][RFC] kDAPL: use linux native timers instead of own

Sean Hefty mshefty at ichips.intel.com
Tue May 24 12:32:51 PDT 2005


James Lentini wrote:
> 
> 
> On Tue, 24 May 2005, Sean Hefty wrote:
> 
>> James Lentini wrote:
>>
>>> Sean, what unit of time are the timeouts expected in?
>>>
>>> Tom, are you willing to rework the patch to use the CM timeout values?
>>
>>
>> The timeouts are in the intuitive format of 4.096 us x 2 ^ (timeout).
> 
> 
> Out of curiosity, why the strange format? Is it an IB spec thing?

These are the timeouts specified in the IB spec.  The CM is anticipating 
that a client will have obtained a path record from the SM, which will have 
the timeouts in this format.

- Sean




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