[openib-general] Re: openib and mellanox hca problem

[Grant Grundler]

On Thu, Feb 09, 2006 at 07:32:31AM -0800, Roland Dreier wrote:
>     Michael> My problems if you recall with the mellanox cards seem to
>     Michael> be related to Linux Kernel 2.6.15.3...  Installed RHEL4
>     Michael> instead of Fedora Core and get the same results using
>     Michael> kernel 2.6.15.3 and RHEL4...
> 
> No, I think the problem is that something about your system is causing
> problems when the driver resets the HCA.  Presumably the silverstorm
> stack does not reset the HCA.
> 
> I had one thought: do you know the speed (100 MHz, 133 MHz, ...) of
> the PCI slot that your HCA is in?

Or can you move the card to a different slot and try again?
Sometimes cards will work in one slot but not another due
to timing differences or signal quality differences between slots.

grant

> 
> In any case you should be able to comment out the call to
> mthca_reset() in mthca_init_one() as a workaround for now.
> 
>  - R.
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