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x86: I/O APIC: remove an IRQ2-mask hack

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Now that IRQ2 is never made available to the I/O APIC, there is no need
to special-case it and mask as a workaround for broken systems.  Actually,
because of the former, mask_IO_APIC_irq(2) is a no-op already.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Andreas Herrmann <andreas.herrmann3@amd.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Maciej W. Rozycki
2008-07-13 03:29:42 +01:00
committed by Ingo Molnar
parent 3d88cca708
commit ce8b06b985
5 changed files with 0 additions and 32 deletions
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arch/x86/kernel/acpi/boot.c
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@@ -1409,7 +1409,6 @@ static int __init dmi_ignore_irq0_timer_override(const struct dmi_system_id *d)
{
pr_notice("%s detected: Ignoring BIOS IRQ0 pin2 override\n", d->ident);
acpi_skip_timer_override = 1;
force_mask_ioapic_irq_2();
return 0;
}