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SubjectRe: libata + siI3112 + 2.6.5-rc3 hang
Date
On Saturday 01 of May 2004 07:21, Andrew Morton wrote:
> CaT <cat@zip.com.au> wrote:
> > Here's the patch that Joe sent me. It doesn't apply cleanly mainly due
> > to formatting errors in the patch but a bit of manual fixerupping made
> > it all apply.
> >
> > --- 8< ---
> > --- linux-2.6.4-orig/arch/i386/pci/fixup.c 2004-03-11
> > 03:55:36.000000000 +0100
> > +++ linux-2.6.4/arch/i386/pci/fixup.c 2004-03-16 13:12:25.706569480
> > +0100 @@ -187,6 +187,22 @@
> > dev->transparent = 1;
> > }
> >
> > +/*
> > + * Halt Disconnect and Stop Grant Disconnect (bit 4 at offset 0x6F)
> > + * must be disabled when APIC is used (or lockups will happen).
> > + */

LOL, CaT this is my old patch. :)

> I had this in -mm for a while. Ended up dropping it because it made some
> people's CPUs run warmer and because it "wasn't the right fix".
>
> Does anyone know what the right fix is? If not, it seems that a warm CPU
> is better than a non-functional box. Maybe enable it via a boot option?

Ross' recent patch is a good workaround.

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