Re: sane-1.0.2 broken with SMP support under linux ?

From: Douglas Gilbert (
Date: Fri Jul 07 2000 - 18:18:15 PDT

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    "Bjoern A. Zeeb" wrote:
    > Hi,
    > I just installed a second prozessor and turned SMP support on
    > in my linux-2.2.16. Since then (x)scanimage refusing to work.
    > gimp and other stuff just running fine++;-)
    > (x)scanimage seem to go in an endless loop not consuming a lot
    > of resources but nearly hanging X and any consoles or even network
    > connections very slow then.
    > Booting an old non-SMP kernel p.ex. 2.2.9 and things start
    > working again. (sorry, I do not yet have a working 2.2.16 nonSMP)
    > Is this a known problem with SMP or with 2.2.16 ?
    > Did anyone see same problems ? Is there a solution besides booting my
    > old kernel every time I wanna scan ? (I would like to uptime that
    > machine)
    > If someone wants to ananlyse that and fix it I would be glad and send
    > her/him the requested configure options and trace output seperatly but
    > not to the list.
    > (if this was already disucussed on the list I apologize for posting
    > but I have not seen any similar problem in the list archive of the
    > last three months quickly looking over the subjects.
    > BTW some search function would be nice there ;-) ).

    Could you supply more information please? For example: SCSI, USB
    or parallel port, if SCSI which adapter and driver, which scanner
    ... When the failure occurs could you execute 'ps -eo cmd,wchan'
    and send the output to me.

    Doug Gilbert

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