[linux-audio-user] Re: Linux IRQ datapoint

Clemens Ladisch clemens at ladisch.de
Tue Oct 12 02:20:48 EDT 2004


Lee Revell wrote:
> On Mon, 2004-10-11 at 16:59, Mark Knecht wrote:
> > I rebuilt the kernel where the only change I made was to enable APIC
> > interrupts and IO-APIC controllers for UMP. The kernel booted and has
> > been running for 30 minutes with no xruns...
>
> That is really weird, most people report better results _disabling_ APIC
> on UP.

APIC requires some BIOS support to correctly initialize the
interrupts.  There are many it-boots-XP-so-let's-ship-it BIOSes out
there.


Regards,
Clemens




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