x86: change FIRST_SYSTEM_VECTOR to a variable

The SGI UV system needs several more system vectors than a vanilla
x86_64 system.  Rather than burden the other archs with extra system
vectors that they don't use, change FIRST_SYSTEM_VECTOR to a variable,
so that it can be dynamic.

Signed-off-by: Alan Mayer <ajm@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 15 insertions, 15 deletions

diff --git a/arch/x86/kernel/i8259_64.c b/arch/x86/kernel/i8259_64.c
index c4ae4769ce67..1870e0e86559 100644
--- a/arch/x86/kernel/i8259_64.c
+++ b/arch/x86/kernel/i8259_64.c
@@ -493,33 +493,33 @@ void __init native_init_IRQ(void)
          * The reschedule interrupt is a CPU-to-CPU reschedule-helper
          * IPI, driven by wakeup.
          */
-        set_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
+        alloc_intr_gate(RESCHEDULE_VECTOR, reschedule_interrupt);
 
         /* IPIs for invalidation */
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+0, invalidate_interrupt0);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+1, invalidate_interrupt1);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+2, invalidate_interrupt2);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+3, invalidate_interrupt3);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+4, invalidate_interrupt4);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+5, invalidate_interrupt5);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+6, invalidate_interrupt6);
-        set_intr_gate(INVALIDATE_TLB_VECTOR_START+7, invalidate_interrupt7);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+0, invalidate_interrupt0);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+1, invalidate_interrupt1);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+2, invalidate_interrupt2);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+3, invalidate_interrupt3);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+4, invalidate_interrupt4);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+5, invalidate_interrupt5);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+6, invalidate_interrupt6);
+        alloc_intr_gate(INVALIDATE_TLB_VECTOR_START+7, invalidate_interrupt7);
 
         /* IPI for generic function call */
-        set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
+        alloc_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
 
         /* Low priority IPI to cleanup after moving an irq */
         set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
 #endif
-        set_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
-        set_intr_gate(THRESHOLD_APIC_VECTOR, threshold_interrupt);
+        alloc_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
+        alloc_intr_gate(THRESHOLD_APIC_VECTOR, threshold_interrupt);
 
         /* self generated IPI for local APIC timer */
-        set_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt);
+        alloc_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt);
 
         /* IPI vectors for APIC spurious and error interrupts */
-        set_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt);
-        set_intr_gate(ERROR_APIC_VECTOR, error_interrupt);
+        alloc_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt);
+        alloc_intr_gate(ERROR_APIC_VECTOR, error_interrupt);
 
         if (!acpi_ioapic)
                 setup_irq(2, &irq2);