#include <linux/kernel_stat.h>
#include <linux/sysdev.h>
#include <linux/bitops.h>
+#include <linux/acpi.h>
+#include <linux/io.h>
+#include <linux/delay.h>
-#include <asm/acpi.h>
#include <asm/atomic.h>
#include <asm/system.h>
-#include <asm/io.h>
#include <asm/hw_irq.h>
#include <asm/pgtable.h>
-#include <asm/delay.h>
#include <asm/desc.h>
#include <asm/apic.h>
#include <asm/i8259.h>
[IRQ15_VECTOR + 1 ... NR_VECTORS - 1] = -1
};
-void __init init_ISA_irqs(void)
+int vector_used_by_percpu_irq(unsigned int vector)
+{
+ int cpu;
+
+ for_each_online_cpu(cpu) {
+ if (per_cpu(vector_irq, cpu)[vector] != -1)
+ return 1;
+ }
+
+ return 0;
+}
+
+static void __init init_ISA_irqs(void)
{
int i;
/* Low priority IPI to cleanup after moving an irq */
set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
+ set_bit(IRQ_MOVE_CLEANUP_VECTOR, used_vectors);
#endif
}
/* self generated IPI for local APIC timer */
alloc_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt);
+ /* generic IPI for platform specific use */
+ alloc_intr_gate(GENERIC_INTERRUPT_VECTOR, generic_interrupt);
+
/* IPI vectors for APIC spurious and error interrupts */
alloc_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt);
alloc_intr_gate(ERROR_APIC_VECTOR, error_interrupt);