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    SubjectRe: scheduler ignores need_resched flag in 2.2.x and 2.3.x?
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    > This  is what makes Ingo's latency patch less dangerous: need_resched is hard
    > to set. Your scenario requires that an interrupt routine, interrupting
    > kernel mode, set needs_resched. Where does this happen?

    A process wake from interrupt state - eg a network event. Its not actually
    that uncommon. The window is small however so it isnt likely to get hit
    much.


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