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-rw-r--r--arch/x86/include/asm/apic.h8
-rw-r--r--arch/x86/kernel/apic/io_apic.c32
2 files changed, 5 insertions, 35 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 2bd5a463fd1f..d4cb7e590c06 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -204,14 +204,6 @@ static inline int x2apic_enabled(void)
extern int get_physical_broadcast(void);
-#ifdef CONFIG_X86_X2APIC
-static inline void ack_x2APIC_irq(void)
-{
- /* Docs say use 0 for future compatibility */
- native_apic_msr_write(APIC_EOI, 0);
-}
-#endif
-
extern void apic_disable(void);
extern int lapic_get_maxlvt(void);
extern void clear_local_APIC(void);
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 849900022407..ea22a86e3cda 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2552,20 +2552,6 @@ eoi_ioapic_irq(struct irq_desc *desc)
spin_unlock_irqrestore(&ioapic_lock, flags);
}
-#ifdef CONFIG_X86_X2APIC
-static void ack_x2apic_level(unsigned int irq)
-{
- struct irq_desc *desc = irq_to_desc(irq);
- ack_x2APIC_irq();
- eoi_ioapic_irq(desc);
-}
-
-static void ack_x2apic_edge(unsigned int irq)
-{
- ack_x2APIC_irq();
-}
-#endif
-
static void ack_apic_edge(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
@@ -2629,9 +2615,6 @@ static void ack_apic_level(unsigned int irq)
*/
ack_APIC_irq();
- if (irq_remapped(irq))
- eoi_ioapic_irq(desc);
-
/* Now we can move and renable the irq */
if (unlikely(do_unmask_irq)) {
/* Only migrate the irq if the ack has been received.
@@ -2680,20 +2663,15 @@ static void ack_apic_level(unsigned int irq)
#ifdef CONFIG_INTR_REMAP
static void ir_ack_apic_edge(unsigned int irq)
{
-#ifdef CONFIG_X86_X2APIC
- if (x2apic_enabled())
- return ack_x2apic_edge(irq);
-#endif
- return ack_apic_edge(irq);
+ ack_APIC_irq();
}
static void ir_ack_apic_level(unsigned int irq)
{
-#ifdef CONFIG_X86_X2APIC
- if (x2apic_enabled())
- return ack_x2apic_level(irq);
-#endif
- return ack_apic_level(irq);
+ struct irq_desc *desc = irq_to_desc(irq);
+
+ ack_APIC_irq();
+ eoi_ioapic_irq(desc);
}
#endif /* CONFIG_INTR_REMAP */