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SubjectRe: [PATCH][2.4.26 x86_64] fix ACPI PRT entry handling
From
Date
Accepted.

Thanks,
-Len

On Fri, 2004-05-21 at 18:23, Andy Currid wrote:
> This patch fixes a PCI interrupt routing bug that shows up when
> running
> on x86_64 with ACPI and IOAPIC functionality enabled. Without this
> patch
> in place, the code attempts to route all configurable PCI interrupts
> to
> IRQ 0.
>
> Regards
>
> Andy
> --
> Andy Currid, NVIDIA Corporation
> acurrid@nvidia.com 408 566 6743
>
> --
> diff -Nupr linux-2.4.26/arch/x86_64/kernel/mpparse.c
> linux-2.4.26-patch/arch/x86_64/kernel/mpparse.c
> --- linux-2.4.26/arch/x86_64/kernel/mpparse.c 2004-05-21
> 06:39:40.000000000 -0700
> +++ linux-2.4.26-patch/arch/x86_64/kernel/mpparse.c 2004-05-21
> 06:39:33.000000000 -0700
> @@ -942,8 +942,6 @@ void __init mp_parse_prt (void)
> irq = entry->link.index;
> }
>
> - irq = entry->link.index;
> -
> /* Don't set up the ACPI SCI because it's already set
> up
> */
> if (acpi_fadt.sci_int == irq) {
> entry->irq = irq; /*we still need to set
> entry's irq*/
> -
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