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

From: Roberto Sanchez
Date: Thu Feb 12 2004 - 18:22:14 EST


Jesse Allen wrote:
On Thu, Feb 12, 2004 at 11:06:05PM +0100, Craig Bradney wrote:


so what does "My
Shuttle AN35N nforce2 board can run vanilla kernels with the 12-5-2003
dated bios version and not lock up." mean?



vanilla kernels = 2.6.0-test11 through 2.6.3-rc2 and no patches. APIC is on.

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.


Whenthis thread first(?) started way back when in Nov or Dec last year I
was pretty happy.. no lockups until the 5th day.


The different nforce boards react differently because of different hardware an manufacterers. But they all do have a common symptom.

I don't know how to identify a fix from my bioses. If someone has any clue, I will help out.


FWIW, my Biostar M7NCDPro with the latest (12-08-2003) BIOS locks up
consistently unless I disable APIC (either in the kernel or the BIOS)
or apply some sort of patch (like the APIC and disconnect-quirk patches
that briefly made the rounds in the -mm tree).

-Roberto Sanchez

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