[openib-general] Proposed device enumeration & async event APIs

Fab Tillier ftillier at infiniconsys.com
Sat Sep 11 10:27:14 PDT 2004


> From: Roland Dreier [mailto:roland at topspin.com]
> Sent: Friday, September 10, 2004 7:25 PM
> 
>     Fab> Great!  I didn't see a way for a client to associate a
>     Fab> context or some such thing with a device when the device is
>     Fab> added.  I would think this would be beneficial in order to
>     Fab> avoid requiring clients to search a list for a matching
>     Fab> device.  I'm suggesting something like this:
> 
> Hmm... it's an interesting idea but as far as I can see it just hides
> the linear search in the access layer.  It feels to me like it ends up
> making the code more complicated for a pretty nominal gain.
> 

Like Sean said, if the common case is going to be a single device, then the
gain is likely not worth the complication in the code.  I don't feel really
strongly about it, it was just a thought based on how the device related
notifications worked in IBAL, which I found to be useful.  No biggie either
way, and it should be simple enough to change down the road if we see a
need.

- Fab




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