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    SubjectRe: [PATCH 1/2] cpumask: prepare for iterators to only go to nr_cpu_ids/nr_cpumask_bits.: core
    On Mon, 1 Dec 2008, Rusty Russell wrote:

    >
    > Impact: cleanup
    >
    > In future, all cpumask ops will only be valid (in general) for bit
    > numbers < nr_cpu_ids. So use that instead of NR_CPUS in iterators
    > and other comparisons.
    >
    > This is always safe: no cpu number can be >= nr_cpu_ids, and
    > nr_cpu_ids is initialized to NR_CPUS at boot.
    >
    > Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
    > Signed-off-by: Mike Travis <travis@sgi.com>
    > Acked-by: Ingo Molnar <mingo@elte.hu>
    > Cc: Eric Biederman <ebiederm@xmission.com>
    > Cc: James Morris <jmorris@namei.org>

    Acked-by: James Morris <jmorris@namei.org>


    --
    James Morris
    <jmorris@namei.org>


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