Commit 19a90e99 authored by Ingo Molnar's avatar Ingo Molnar Committed by Linus Torvalds

[PATCH] fix nosmp & pcibios_fixup_irqs() interaction

Fix interaction between nosmp and pcibios_fixup_irqs().

When we boot with nosmp we dont have all the mptable info, so
IO_APIC_get_PCI_irq_vector() doesnt work and devices just end up getting a
wrong interrupt.

From: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 41b12ce3
...@@ -193,7 +193,7 @@ extern int skip_ioapic_setup; ...@@ -193,7 +193,7 @@ extern int skip_ioapic_setup;
* If we use the IO-APIC for IRQ routing, disable automatic * If we use the IO-APIC for IRQ routing, disable automatic
* assignment of PCI IRQ's. * assignment of PCI IRQ's.
*/ */
#define io_apic_assign_pci_irqs (mp_irq_entries && !skip_ioapic_setup) #define io_apic_assign_pci_irqs (mp_irq_entries && !skip_ioapic_setup && io_apic_irqs)
#ifdef CONFIG_ACPI_BOOT #ifdef CONFIG_ACPI_BOOT
extern int io_apic_get_unique_id (int ioapic, int apic_id); extern int io_apic_get_unique_id (int ioapic, int apic_id);
......
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