[openib-general] [PATCH 07/16] ehca: interrupt handling routines

Roland Dreier rdreier at cisco.com
Wed May 10 02:23:38 EST 2006


    Heiko> Yes, I agree. It would not be an optimal solution, because
    Heiko> other upper level protocols (e.g. SDP, SRP, etc.) or
    Heiko> userspace verbs would not be affected by this
    Heiko> changes. Nevertheless, how can an improved "scaling" or
    Heiko> "SMP" version of IPoIB look like. How could it be
    Heiko> implemented?

The trivial way to do it would be to use the same idea as the current
ehca driver: just create a thread for receive CQ events and a thread
for send CQ events, and defer CQ polling into those two threads.

Something even better may be possible by specializing to IPoIB of course.

 - R.



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