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x86: fix 32-bit ioapic lockup with sparseirqs 

Missed two lines when copying.

Fix panic on one of Ingo's machines that need to adjust ioapic id when
acpi off/ 32bit.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Yinghai Lu 2008-08-21 12:56:32 -07:00 committed by Ingo Molnar
parent e89eb43863
commit a2d332fa34
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kernel/io_apic.c
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@ -2077,6 +2077,8 @@ static void __init setup_ioapic_ids_from_mpc(void)
reg_00.bits.ID = mp_ioapics[apic].mp_apicid;
spin_lock_irqsave(&ioapic_lock, flags);
io_apic_write(apic, 0, reg_00.raw);
spin_unlock_irqrestore(&ioapic_lock, flags);
/*
* Sanity check