realtime problem
Luigi Rizzo
rizzo at icir.org
Wed Apr 9 12:14:09 PDT 2003
On Wed, Apr 09, 2003 at 12:00:44PM -0700, John Polstra wrote:
...
> Huh? I'm not aware of any hz-related botches in the mii code.
> Could you give me a specific example? I'd like to fix it if I can
> find it.
it is not hz-related, the fact is that some PHY events are
handled by busy-waiting in the interrupt service routine
thus causing unpredictable latencies in the response to
interrupts.
cheers
luigi
> Thanks,
> John
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