From: Andrew Morton <akpm@osdl.org>
To: CaT <cat@zip.com.au>
Cc: B.Zolnierkiewicz@elka.pw.edu.pl, linux-kernel@vger.kernel.org,
jgarzik@pobox.com
Subject: Re: libata + siI3112 + 2.6.5-rc3 hang
Date: Fri, 30 Apr 2004 22:21:57 -0700 [thread overview]
Message-ID: <20040430222157.17f5db82.akpm@osdl.org> (raw)
In-Reply-To: <20040501030828.GE2109@zip.com.au>
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).
> + */
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?
next prev parent reply other threads:[~2004-05-01 5:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-29 23:42 CaT
2004-04-30 0:08 ` Bartlomiej Zolnierkiewicz
2004-04-30 0:39 ` CaT
2004-04-30 9:39 ` CaT
2004-04-30 16:00 ` Bartlomiej Zolnierkiewicz
2004-05-01 3:08 ` CaT
2004-05-01 5:21 ` Andrew Morton [this message]
2004-05-01 11:58 ` Prakash K. Cheemplavam
2004-05-01 15:15 ` Bartlomiej Zolnierkiewicz
2004-05-01 15:58 ` CaT
2004-05-01 3:53 Marcus Hartig
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