The SMP variant works perfectly fine on UP as well. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> Cc: Helge Deller <deller@xxxxxx> Cc: afzal mohammed <afzal.mohd.ma@xxxxxxxxx> Cc: linux-parisc@xxxxxxxxxxxxxxx --- arch/parisc/kernel/irq.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -216,12 +216,9 @@ int show_interrupts(struct seq_file *p, if (!action) goto skip; seq_printf(p, "%3d: ", i); -#ifdef CONFIG_SMP + for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); -#else - seq_printf(p, "%10u ", kstat_irqs(i)); -#endif seq_printf(p, " %14s", irq_desc_get_chip(desc)->name); #ifndef PARISC_IRQ_CR16_COUNTS