On Mon, Jul 28, 2008 at 5:25 PM, Michael Buesch <mb@xxxxxxxxx> wrote: > On Monday 28 July 2008 15:57:45 Dan Williams wrote: >> > (What are the udev problems, btw?) >> >> People seem to want persistent device names. Since the kernel doesn't >> provide stable device/bus enumeration, there are udev hacks (see >> attached from Fedora 9) that read the MAC address of the card on >> hot-plug and then assign it to a cached device name so that every time I >> plug in my Netgear MA401 it gets "eth2". > > Yeah well. But using a pseudo-random MAC as a base to build a persistent > naming scheme on sounds pretty fragile to me. ;) > > I think cards that don't supply MAC early simply cannot support > a really working persistent naming scheme well. udev should probably > just enumerate eth0 - ethX as it sees the devices. That's as good > as mixing a numbering scheme into a pseudo MAC, IMO. And it's > less confusing and it pushes a lot of policy decisions into userspace. Can devices supply something depending on its bus numbering that will not change unless it's plugged out. Just a thought. Tomas -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
