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    SubjectRe: [Linux 2.6.29-rc2] BUG: using smp_processor_id() in preemptible
    From
    2009/1/25 Andrew Morton <akpm@linux-foundation.org>:
    [...]
    >
    >
    > Does this fix it?

    Yes, message has gone. Thanks for help.

    Tested-by Maciej Rutecki <maciej.rutecki@gmail.com>
    >
    > --- a/kernel/hrtimer.c~a
    > +++ a/kernel/hrtimer.c
    > @@ -562,7 +562,7 @@ static int hrtimer_reprogram(struct hrti
    > /*
    > * Retrigger next event is called after clock was set
    > *
    > - * Called with interrupts disabled via on_each_cpu()
    > + * Called with interrupts disabled.
    > */
    > static void retrigger_next_event(void *arg)
    > {
    > @@ -614,8 +614,12 @@ void clock_was_set(void)
    > */
    > void hres_timers_resume(void)
    > {
    > + unsigned long flags;
    > +
    > /* Retrigger the CPU local events: */
    > + local_irq_save(flags);
    > retrigger_next_event(NULL);
    > + local_irq_restore(flags);
    > }
    >
    > /*
    > _
    >
    >



    --
    Maciej Rutecki
    http://www.maciek.unixy.pl


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