Re: 2.6.7-bk way too fast

[Andrew Morton]

Jeff Garzik <jgarzik@xxxxxxxxx> wrote:
>
> Jeff Garzik wrote:
> > 
> > Something is definitely screwy with the latest -bk.  I updated from a 
> > kernel ~1 week ago, and all timer-related stuff is moving at a vastly 
> > increased rate.  My guess is twice as fast.  Most annoying is the system 
> > clock advances at twice normal rate, and keyboard repeat is so sensitive 
> > I am spending quite a bit of time typing this message, what with having 
> > to delettte (<== example) extra characters.  Double-clicking is also 
> > broken :(
> 
> Looks like disabling CONFIG_ACPI fixes things.  Narrowing down cset now...
> 

Try this.


--- 25/arch/i386/kernel/mpparse.c~i386-double-clock-speed-fix	2004-06-20 18:04:47.409952912 -0700
+++ 25-akpm/arch/i386/kernel/mpparse.c	2004-06-20 18:05:13.034057456 -0700
@@ -1017,7 +1017,8 @@ void __init mp_config_acpi_legacy_irqs (
 
 		for (idx = 0; idx < mp_irq_entries; idx++)
 			if (mp_irqs[idx].mpc_srcbus == MP_ISA_BUS &&
-				(mp_irqs[idx].mpc_dstapic == ioapic) &&
+				(mp_irqs[idx].mpc_dstapic ==
+					mp_ioapics[ioapic].mpc_apicid) &&
 				(mp_irqs[idx].mpc_srcbusirq == i ||
 				mp_irqs[idx].mpc_dstirq == i))
 					break;
_

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