[Nick, I've added you to the Cc list so you can look at
it for future versions of your patch]
On Sat, Feb 17, 2001 at 03:13:45PM +0100, Manfred Spraul wrote:
> You must also update wake_process_synchroneous(), otherwise you can get
> lost wakeups with pipes.
>
> Something like
>
> > if (!(p->cpus_allowed & (1 << smp_processor_id()))
> > reschedule_idle(p);
>
> must be added after add_to_runqueue().
Ok.
> Ingo Molnar did some testing with tux2, and under high load wakeups were
> lost without such a patch.
(s/tux2/tux/ I suppose)
Yepp - but tux is again not userspace...
Christoph
--
Of course it doesn't work. We've performed a software upgrade.
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