[ofa-general] ofed--1.3 rdma_connect problems
Steve Wise
swise at opengridcomputing.com
Thu Nov 8 12:15:02 PST 2007
Looks like the following commit exposed a bug in the chelsio driver.
iw_cxgb3 was _not_ setting the max_qp_init_rd_atom attribute.
> commit 487a52078fe1ba322273a6b893d31e0caaa69a57
> Author: Sean Hefty <sean.hefty at intel.com>
> Date: Tue Oct 16 14:59:21 2007 -0700
>
> librdmacm/cma: provide sanity checks for max outstanding rdma ops
>
> Ensure that the responder_resources and initiator_depth values
> provided by the user are supported by the local hardware. This
> traps errors sooner during connection establishment (when calling
> rdma_connect), rather than waiting until the modify QP fails
> (after calling rdma_accept).
>
> Signed-off-by: Sean Hefty <sean.hefty at intel.com>
I've opened bug 777 to fix this. Tziporet/Vlad, can we get this in
beta? I will provide a patch shortly.
Steve.
Steve Wise wrote:
> Sean,
>
> I'm testing iwarp usermode on ofed-1.3 and I always get a -22 error from
> rdma_connect(). I tried rping and a home brew unit test program and bot
> this this error. I'm diving in now to see who's returning it, but
> wanted to give you a heads up...
>
> Stay tuned...
>
> Steve.
>
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