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    SubjectRe: odd timer bug, similar to VIA 686a symptoms
    On Wed, May 29, 2002 at 11:40:40PM +1000, Neale Banks wrote:
    > On Wed, 29 May 2002, Vojtech Pavlik wrote:
    > [...]
    > > On Wed, May 29, 2002 at 01:46:27PM +0100, Alan Cox wrote:
    > [...]
    > > > Neptune chipsets at least had latching bugs on timer reads. What chipset
    > > > is the laptop ?
    > >
    > > This is unlikely to be the latching bug - note the values are near to
    > > 65535 - that means the timer is reprogrammed to count from 0xffff down
    > > instead from LATCH. That is because of the suspend I presume. What's
    > > weird is that the VIA fix doesn't program it to the correct value, or
    > > perhaps is that missing from the patch?
    > Yes, my version of your patch includes an option to disable the via686a
    > fix (and this was in effect at the time - I'm still cringing in fear from
    > nasty FS corruption that ensued after a "probable hardware bug: restoring
    > chip configuration" message last October :-( - yes it may be unlikely
    > that it's related, but I don't yet have any other suspects. FWIW, the
    > machine also locked up then).

    It shouldn't be able to do anything like that ...

    > Any suggestions smarter than backing up everything "important" and running
    > the battery down with the VIA fix enabled?

    Nope. ;)

    Vojtech Pavlik
    SuSE Labs
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