[SOLVED] Re: Cardbus/3c575 hotplugging dysfunctional in 2.5.72

[Mikael Pettersson]

I wrote:
 > With 2.5.72, my laptop with a Cardbus 3c575 NIC and RH9 user-space
 > (hotplug-2002_04_01-17 and kernel-pcmcia-cs-3.1.31-13) no longer
 > brings eth0 up automatically on insertion of the NIC. cardmgr
 > _is_ running. A manual ifup eth0 brings it up however.

Oh crap. It was Stephen Hemminger's patch
http://marc.theaimsgroup.com/?l=linux-kernel&m=105554780621594&w=2
which changes the net device hotplug protocol. The fix -- update
/etc/hotplug/net.agent -- is described in the above page.

Yet another item for the "from 2.4 to 2.5" check list.