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    SubjectRe: [RFC 1/5] Make soft_irq NMI safe
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    On Thu, 2010-06-24 at 14:09 +0800, Peter Zijlstra wrote:
    > On Thu, 2010-06-24 at 11:04 +0800, Huang Ying wrote:
    > > +#define __raise_softirq_preempt_off(nr) \
    > > + do { set_bit(nr, (unsigned long *)local_softirq_pending()); } while (0)
    >
    > So that is the reason for that insane local_softirq_pending()
    > definition?

    I need to change local_softirq_pending() for this and the xchg() in
    __do_softirq().

    Best Regards,
    Huang Ying




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