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    SubjectRe: permissions of /proc/tty/driver
    On Sun, Jan 16, 2005 at 02:13:46PM +0100, Thomas Viehmann wrote:
    > Hi.
    > Christoph Hellwig wrote:
    > >Counter-question: What information is available in
    > >/proc/tty/driver/usbserial but not in sysfs?
    > Thanks for this hint, is there a way of finding vendor and product ids
    > of all ttyUSB devices better than
    > looking for /sys/bus/usb/devices/*-*/*-*:*/ttyUSB* and then ckecking the
    > obvious files in the grandparent directory?

    I think that's the obvious way. Using libsysfs will make your life much
    easier when doing that, though.

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