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    SubjectRe: [Patch Part3 v4 37/38] x86, irq: Introduce mechanism to support different vector allocation policies
    On Tue, 25 Nov 2014, Jiang Liu wrote:
    > Introduce mechanism to support different vector allocation policies,
    > so platform or user may choose the best suitable CPU vector allocation

    I've postponed this and the next patch for 3.20.

    > policy. Currently two policies are supported:
    > 1) allocate CPU vector from cpumask_of_node(dev_to_node(dev))
    > 2) allocate from apic->target_cpus(), this is the default policy
    >
    > Platform driver may call set_vector_alloc_policy() to choose the
    > preferred policies.
    >
    > This mechanism may be used to support NumaConnect systems to allocate
    > CPU vectors from device local node.

    So these policies are system wide and need to be selected at boot time?

    Thanks,

    tglx



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