Re: pci_domain_nr vs. /sys/devices

[Anton Blanchard]

> So we can pave the way for when we'll stop play bus number tricks and
> actually have overlapping PCI bus numbers between domains. (I don't plan
> to do that immediately because that would break userland & /proc/bus/pci
> backward compatiblity)

As davem suggested, /proc/bus/pci should present domain 0 in the old
format even with pci domains enabled. If your graphics card is on domain
0 then X continues to work :)

Anton