Re: [PATCH] 2.6, 2.4, Nforce2, Experimental idle halt workaround instead of apic ack delay.

[Jesse Allen]

On Fri, Feb 13, 2004 at 12:15:06AM +0100, Craig Bradney wrote:
> On Fri, 2004-02-13 at 00:04, Jesse Allen wrote:
> > vanilla kernels = 2.6.0-test11 through 2.6.3-rc2 and no patches.  APIC is 
> > on.
> 
> and local APIC and ACPI?

Yes.

> > 12-5-2003 BIOS:
> > http://marc.theaimsgroup.com/?l=linux-kernel&m=107124823504332&w=2
> > 
> > not lock up:
> > I could reproduce the lockup consistantly.  With the 12-5-2003 bios, I 
> > cannot.  Two months have passed since the original report.
> 
> If thats the case you are a lucky person!

I know =)

> > I don't know how to identify a fix from my bioses.  If someone has any 
> > clue, I will help out.
> 
> No idea either.. but the "uber bios"
> (http://homepage.ntlworld.com/michael.mcclay/)
> guy might be able to help some of us out if the changes were found... if
> you trust someone other than your motherboard manufacturer writing
> BIOSes.. but I guess thats the same as any OS project in some ways.
> 

What we need is a kernel patch, because it will be difficult to produce bios 
fixes for each bios iteration.  If he can identify what the changes are in my 
bios and identify a bug, then a sufficiently talented kernel hacker can produce
the work-around for other buggy bioses.


Jesse

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