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    SubjectRe: [patch] serial console vs NMI watchdog
    On Sat, Mar 10, 2001 at 01:21:25AM +1100, Andrew Morton wrote:
    > +static atomic_t nmi_watchdog_enabled = ATOMIC_INIT(0); /* 0 == enabled */
    > +
    > +void enable_nmi_watchdog(int yes)
    > +{
    > + if (yes)
    > + atomic_inc(&nmi_watchdog_enabled);
    > + else
    > + atomic_dec(&nmi_watchdog_enabled);
    > +}
    >
    > void nmi_watchdog_tick (struct pt_regs * regs)
    > {
    > @@ -255,7 +264,7 @@
    >
    > sum = apic_timer_irqs[cpu];
    >
    > - if (last_irq_sums[cpu] == sum) {
    > + if (last_irq_sums[cpu] == sum && atomic_read(&nmi_watchdog_enabled) == 0) {

    Shouldn't that be atomic_read(&nmi_watchdog_enabled) != 0?
    -
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