On Mon, Aug 22, 2011 at 09:17:41AM -0400, Avi Kivity wrote: > On 08/22/2011 04:15 PM, Roedel, Joerg wrote: > > On Mon, Aug 22, 2011 at 09:06:07AM -0400, Avi Kivity wrote: > > > On 08/22/2011 03:55 PM, Roedel, Joerg wrote: > > > > > > Well, I don't think its really meaningless, but we need some way to > > > > communicate the information about device groups to userspace. > > > > > > I mean the contents of the group descriptor. There are enough 42s in > > > the kernel, it's better if we can replace a synthetic number with > > > something meaningful. > > > > If we only look at PCI than a Segment:Bus:Dev.Fn Number would be > > sufficient, of course. But the idea was to make it generic enough so > > that it works with !PCI too. > > > > We could make it an arch defined string instead of a symlink. So it > doesn't return 42, rather something that can be used by the admin to > figure out what the problem was. Well, ok, it would certainly differ from the in-kernel representation then and introduce new architecture dependencies into libvirt. But if the 'group-string' is more meaningful to users then its certainly good. Suggestions? Joerg -- AMD Operating System Research Center Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach General Managers: Alberto Bozzo, Andrew Bowd Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632 -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html