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    SubjectRe: [PATCH 5/5] ARM: gic: add OF based initialization
    On Mon, Sep 19, 2011 at 11:47:18AM +0200, Cousson, Benoit wrote:
    > Since the cpumask is not relevant for the SPI, maybe having two
    > interrupt controllers will be more relevant. Or maybe 3, since there is
    > some SGIs as well.

    I don't think anyone uses SGIs outside of the common SMP code.
    Therefore they're handled entirely separately for the root GIC.

    (If there's two GICs - some platforms do have two - then the SGIs on
    the non-root GIC are unused.)


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