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    SubjectRe: 2.6.0 kernel: Bind interrupt question.
    On Tue, 11 Nov 2003, Anton Blanchard wrote:

    > > Have you seen any problems with interrupt binding on 2.6.0-drv45003 ?
    > > I tried this command to bind interrupt, but it does not work:
    > > ============================
    > > cat /proc/irq/165/smp_affinity
    > > ffffffff00000000
    > > echo 01 > /proc/irq/165/smp_affinity
    > > cat /proc/irq/165/smp_affinity
    > > ffffffff00000000
    >
    > This is probably a ppc64 specific issue, we can continue this on
    > linuxppc64-dev@lists.linuxppc.org
    >
    > > There is nothing changed after binding.
    > > One thing I see is it shows 16 digits "ffffffff00000000" on 2.6.0 while
    > > only 8 digits in 2.4 .
    >
    > Its part of the support for > 32way machines, but it looks like its
    > broken for some configurations (Im guessing you have CONFIG_NR_CPUS set
    > to 32).

    There was a fix which went in for something similar on i386 a while back.
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