On 13 Jun 2006, at 00:42, harish wrote:
echo 2 > /proc/irq/20/smp_affinity [...works..]
echo 4 > /proc/irq/20/smp_affinity [...works..]
echo 8 > /proc/irq/20/smp_affinity [...works..]
But, a cumulative does not work...meaning...
echo 3>
echo 5>
echo f> etc.... do not work.
Is that a bug or is it by design?
You should find it locks onto the first CPU in the mask that you
specify. As I said, the kernel does not load-balance IRQs so it
currently does not make sense to specify multi-cpu cpumasks. So this is
by design, for now.
-- Keir
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