> Quoting Roland Dreier <[EMAIL PROTECTED]>: > Subject: Re: [ofa-general] questions about OFED 1.2 IPoIB bonding > > > > 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. > > Out of curiousity, why does this cause a catastrophic error? I would > have thought a work request with a bogus bus address would generate an > affiliated error, since you know exactly resource what caused the bad > transaction.
It seems bus controller noticed an illegal transaction and started aborting all transactions mastered from this misbehaving device. -- MST _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
