if (irq & 8) {
                inb(PIC_SLAVE_IMR);     /* DUMMY - (do we need this?) */
                outb(cached_slave_mask, PIC_SLAVE_IMR);
-#ifndef CONFIG_X86_64
-               outb(0x60+(irq&7),PIC_SLAVE_CMD);/* 'Specific EOI' to slave */
-               outb(0x60+PIC_CASCADE_IR,PIC_MASTER_CMD); /* 'Specific EOI' to master-IRQ2 */
-#else /* CONFIG_X86_64 */
                /* 'Specific EOI' to slave */
-               outb(0x60+(irq&7),PIC_SLAVE_CMD);
+               outb(0x60+(irq&7), PIC_SLAVE_CMD);
                 /* 'Specific EOI' to master-IRQ2 */
-               outb(0x60+PIC_CASCADE_IR,PIC_MASTER_CMD);
-#endif /* CONFIG_X86_64 */
+               outb(0x60+PIC_CASCADE_IR, PIC_MASTER_CMD);
        } else {
                inb(PIC_MASTER_IMR);    /* DUMMY - (do we need this?) */
                outb(cached_master_mask, PIC_MASTER_IMR);
-#ifndef CONFIG_X86_64
-               outb(0x60+irq,PIC_MASTER_CMD);  /* 'Specific EOI to master */
-#else /* CONFIG_X86_64 */
-               /* 'Specific EOI' to master */
-               outb(0x60+irq,PIC_MASTER_CMD);
-#endif /* CONFIG_X86_64 */
+               outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */
        }
        spin_unlock_irqrestore(&i8259A_lock, flags);
        return;
                 * lets ACK and report it. [once per IRQ]
                 */
                if (!(spurious_irq_mask & irqmask)) {
-#ifndef CONFIG_X86_64
-                       printk(KERN_DEBUG "spurious 8259A interrupt: IRQ%d.\n", irq);
-#else /* CONFIG_X86_64 */
                        printk(KERN_DEBUG
                               "spurious 8259A interrupt: IRQ%d.\n", irq);
-#endif /* CONFIG_X86_64 */
                        spurious_irq_mask |= irqmask;
                }
                atomic_inc(&irq_err_count);