> Are there many apps out there yet that are depending on iWarp vendor > ID/part ID? > > OMPI uses these to set device-specific values at startup, but we have > not released this code yet (it will be in our upcoming v1.3 series). > Does MVAPICH* use them? What about non-MPI ULPs / applications?
In MVAPICH we do not use the vendor IDs at this time, but instead the ca_type returned from umad_get_ca. Matt > > My $0.02 is to make it all one namespace since there's precedent for > it from InfiniBand: OUI's. Modify the Chelsio and NetEffect drivers > to return the OUI. Hopefully, there's not enough iWarp apps out there > reading this info that it will matter. > > > > On Jun 23, 2008, at 3:17 PM, Roland Dreier wrote: > > > It seems there is some confusion about struct > > ib_device_attr.vendor_id: > > mthca and mlx4 are using an OUI for vendor_id, while ipath and cxgb3 > > use > > the PCI vendor ID (and I don't know what ehca does). Since these > > namespaces are not coordinated, there is the (remote) chance of a > > collision. As far as I can tell, the ipath usage at least is a bug, > > since the IB spec says that NodeInfo:VendorID should be "device > > vendor, > > per IEEE" suggesting that OUI is the right thing to use. If that is > > the > > case, then it makes sense for iWARP devices to use OUI as well. > > > > However changing this means that any apps that look at the vendor_id > > field need to be updated to handle both the old and new value. > > > > This comes up because iw_nes currently doesn't set vendor_id at all, > > and > > I wonder what we should stick in there. > > > > What do other people think the way forward is? > > > > - R. > > > > _______________________________________________ > > 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 > > > -- > Jeff Squyres > Cisco Systems > > _______________________________________________ > 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 > _______________________________________________ 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
