Lost interrupts on SMP systems
pvtrifonov at mail.ru
Sat Jan 15 02:11:59 PST 2005
> > > workaround for an undocumented errata in at least some older I/O
> > > APICs where a level triggered interrupt can accidentally be
> > > delivered as edge triggered and end up not being properly
> > > acknowledged. However, you don't have any level triggered
> > > interrupts, so I'm not sure that is applicable.
> More interrupt load that way, which would indicate maybe the bug Linux
> tries to work around except that your intpins are edge triggered. :(
After doing some google search I have found a number of
somewhat similar problem reports/patches related to this
family of HP boxes (Vectra XU 6/200).
Maybe that is what you were writing about, sorry in such case.
With best regards,
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