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    SubjectRe: magic device renumbering was -- Re: Linux 2.4.2ac20
    On Wed, Mar 14, 2001 at 10:15:26AM -0800, Greg KH wrote:
    [My ramblings on device naming database deleted]
    > This comes up a lot with regards to USB devices too. One of the
    > usb-serial drivers (the edgeport driver) did something like this by
    > looking at the topology of the USB bus and where a specific device was
    > (it was also helped by unique serial numbers) and allowed the devices to
    > be assigned device nodes based on the topology and a small user space
    > program. I'm going to try to do this for all usb-serial devices in 2.5
    >
    > I can see a scheme like this being very useful for all USB, FireWire,
    > scsi, etc type of devices.
    >
    > And no, I don't think that having some type of device naming "database"
    > is overkill and will eventually make it into parts of the kernel (the
    > "database" living outside of the kernel of course...)
    >

    Well, if it sounds useful, I can look into putting up the design documentation
    (yes, shock, horror, there is some :-). It's pretty thorough and covers most
    of the issues involved, and hence might be a good talking point, even if we
    chose to implement quite differently.

    Tim

    --
    Tim Wright - timw@splhi.com or timw@aracnet.com or twright@us.ibm.com
    IBM Linux Technology Center, Beaverton, Oregon
    Interested in Linux scalability ? Look at http://lse.sourceforge.net/
    "Nobody ever said I was charming, they said "Rimmer, you're a git!"" RD VI
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