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Re: [Xen-devel] Question regarding SLAB corruption

To: Roland Dreier <rdreier@xxxxxxxxx>
Subject: Re: [Xen-devel] Question regarding SLAB corruption
From: Lukas Hejtmanek <xhejtman@xxxxxxxxxxx>
Date: Mon, 9 Jul 2007 23:42:34 +0200
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <keir@xxxxxxxxxxxxx>
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On Mon, Jul 09, 2007 at 02:18:57PM -0700, Roland Dreier wrote:
> OK, if it's OFED 1.2 then you have a pretty recent mthca driver.
> See what happens if you comment out the line
> 
>               dev->mthca_flags |= MTHCA_FLAG_FMR;
> 
> in mthca_mr.c.  (It's in an if/else statement so obviously you have to
> get rid of the line in a way that leaves the driver compiling etc...)
> 
> That should make the driver stop writing directly into the memory
> translation table.

Great! With this "fix", it turns on interface ib0. Many thanks to all!

Anyway, is this fix limiting some features, latencies or throughput?

-- 
Lukáš Hejtmánek

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