-#ifdef CONFIG_PPC_ISERIES
-void do_IRQ(struct pt_regs *regs)
-{
- struct paca_struct *lpaca;
-
- irq_enter();
-
-#ifdef CONFIG_DEBUG_STACKOVERFLOW
- /* Debugging check for stack overflow: is there less than 2KB free? */
- {
- long sp;
-
- sp = __get_SP() & (THREAD_SIZE-1);
-
- if (unlikely(sp < (sizeof(struct thread_info) + 2048))) {
- printk("do_IRQ: stack overflow: %ld\n",
- sp - sizeof(struct thread_info));
- dump_stack();
- }
- }
-#endif
-
- lpaca = get_paca();
-#ifdef CONFIG_SMP
- if (lpaca->lppaca.int_dword.fields.ipi_cnt) {
- lpaca->lppaca.int_dword.fields.ipi_cnt = 0;
- iSeries_smp_message_recv(regs);
- }
-#endif /* CONFIG_SMP */
- if (hvlpevent_is_pending())
- process_hvlpevents(regs);
-
- irq_exit();
-
- if (lpaca->lppaca.int_dword.fields.decr_int) {
- lpaca->lppaca.int_dword.fields.decr_int = 0;
- /* Signal a fake decrementer interrupt */
- timer_interrupt(regs);
- }
-}
-
-#else /* CONFIG_PPC_ISERIES */
-