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x86: Add dummy functions for compiling without IOAPIC

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This patch adds IOAPIC dummy functions for compilation
with local APIC, but without IOAPIC.

The local variable ioapic_entries in enable_IR_x2apic()
does not need initialization anymore, since the dummy
returns NULL.

Signed-off-by: Henrik Kretzschmar <henne@nachtwindheim.de>
LKML-Reference: <1298385487-4708-4-git-send-email-henne@nachtwindheim.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Henrik Kretzschmar
2011-02-22 15:38:06 +01:00
committed by Ingo Molnar
parent 7167d08e78
commit 7d0f192613
2 changed files with 19 additions and 1 deletions
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2
arch/x86/kernel/apic/apic.c
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@@ -1449,7 +1449,7 @@ int __init enable_IR(void)
void __init enable_IR_x2apic(void)
{
unsigned long flags;
struct IO_APIC_route_entry **ioapic_entries = NULL;
struct IO_APIC_route_entry **ioapic_entries;
int ret, x2apic_enabled = 0;
int dmar_table_init_ret;