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    SubjectRe: PROBLEM: system clock slow on Athlon AMD64 since 2.6.21
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    Hi,

    On Sat, 09 Jun 2007 16:53:32 +0200, Mikael Pettersson wrote:

    > On Fri, 08 Jun 2007 10:14:03 +0200, Gerard H. Pille wrote:
    >> [1.] One line summary of the problem: Since I switched from 2.6.20 to
    >> 2.6.21 on my Athlon AMD64 laptop, the system time is slow - about 1' on
    >> 15'.
    >
    > According to your system description it seems that you have a Targa
    > Visionary laptop with a VIA chipset and a Mobile Athlon64. If so, then
    > you probably have the same problem I reported some time ago: see
    > <http://marc.info/?l=linux-kernel&m=117681226421346&w=2> and the
    > followup messages. The conclusion was that the chipset's ACPI PM timer
    > slows down when the CPU is in C2.
    Isn't possible to chose something other than ACPI PM timer ?


    Matthieu

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