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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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