[ewg] Re: [ofa-general] questions about OFED 1.2 IPoIB bonding

Michael S. Tsirkin mst at dev.mellanox.co.il
Tue Apr 10 11:27:15 PDT 2007


> HCA catastrophic errors are either a hardware problem (either a
> transient condition like overheating, or a busted HCA), or a firmware
> bug.

Not really, since most kernel code uses the DMA MR,
they can easily be triggered by e.g. incorrect DMA API usage.
I've just seen this with the recent PPC bug.

-- 
MST



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