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    SubjectRe: DVD burning still have problems
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    On Mon, 2005-01-24 at 21:44 +0000, Alan Cox wrote:
    > On Llu, 2005-01-24 at 20:45, Jens Axboe wrote:
    > > > I've got several reports like this that only happen with ACPI, and one
    > > > user whose burns report fine but are corrupted if ACPI is allowed to do
    > > > power manglement.
    > >
    > > Really weird, I cannot begin to explain that. Perhaps the two reporters
    > > in this thread can try it as well?
    >
    > I can sort of guess - the CPU frequency changes (either from ACPI or
    > perhaps also from cpuspeed if in use ?) involve the CPU disconnecting
    > from the bus and reconnecting. There is much magic involved in this and
    > there are certainly chipset and CPU errata in this area.
    would this mean that i should not use cpu frequency scaling?
    >
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