On Sat, 2005-12-31 at 00:31 +0100, Florian Schmidt wrote:
> On Fri, 30 Dec 2005 20:54:53 +0100
> "Ralf Beck" <musical_snake@email-addr-hidden> wrote:
>
> > Suppose a jack thread is running and your midiin device irq comes in but not
> > through,
> > because the device's irq thread has lower priority and does not get
> > scheduled!
>
> This is an interesting question: How is midi activity on physical ports
> handled? Is it polled? Or is the soundcard IRQ used for this, too? In
> the latter case the soundcard IRQ should definetly have a higher prio
> than all jack stuff.
The relative priorities of the JACK and soundcard IRQs really don't
matter because they never contend - one is woken up by the other.
Lee
Received on Sat Dec 31 04:15:07 2005
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