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    SubjectRe: latest linus-2.5 BK broken
    On Wed, Jun 19, 2002 at 04:51:31AM +1000, Rusty Russell wrote:
    > You could do a loop here, but the real problem is the broken userspace
    > interface. Can you fix this so it takes a single CPU number please?
    >
    > ie.
    > /* -1 = remove affinity */
    > sys_sched_setaffinity(pid_t pid, int cpu);
    >
    > This will work everywhere, and doesn't require userspace to know the
    > size of the cpu bitmask etc.

    That doesn't work. Think of SMT CPU pairs (aka HyperThreading) or
    quads that share caches.

    -ben
    --
    "You will be reincarnated as a toad; and you will be much happier."
    -
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