rawhide report: 20070127 changes

[Bill Nottingham]

Bill Nottingham (notting at redhat.com) said: 
> The code that we have that writes the initial network configuration
> that maps mac addresses <-> device names  (so that we handle modules
> loaded in arbitrary order) associates network devices with physical
> devices by following net:XXXX symlinks in /sys/bus/pci/devices/XXX,
> /sys/bus/pcmcia/devices/XXXX, /sys/bus/xen/devices/XXX, etc.
> 
> The new code (that removes those links) breaks this hard, and
> rearchitecting everything to have a second pass that walks /sys/class/net/XXX
> links and associates them with already probed/discovered devices
> is not something I'm doing at this stage of the freeze.

Also, if things like the block layer were converted to this new model
(which I assume is coming down the pipe, from this behavior), things
would have broken even worse.

Bill