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.
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