Lost interrupts on SMP systems
petert at dcn.infos.ru
Sat Jan 15 02:09:14 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
Maybe that is what you were writing about, sorry in such case.
freebsd-smp-unsubscribe at freebsd.org"
With best regards,
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