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    SubjectRe: [PATCH] 2.6 workaround for Athlon/Opteron prefetch errata
    On Tue, Sep 16, 2003 at 12:46:36PM +0100, Jamie Lokier wrote:

    > > The user space problem worries me more, because the expectation
    > > is that if CPUID says the program can use perfetch, it could
    > > and should regardless of what the kernel decided to do here.
    > If the workaround isn't compiled in, "prefetch" should be removed from
    > /proc/cpuinfo on the buggy chips.

    prefetch isn't a cpuid feature flag. The only way you could do
    what you suggest is by removing '3dnow' or 'sse', which cripples
    things more than necessary.


    Dave Jones
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