There is nothing special in that blackfin code. Use the core implementation. Signed-off-by: Thomas Gleixner Cc: Steven Miao Cc: bfin --- arch/blackfin/Kconfig | 1 + arch/blackfin/kernel/irqchip.c | 36 +++++++----------------------------- 2 files changed, 8 insertions(+), 29 deletions(-) Index: tip/arch/blackfin/Kconfig =================================================================== --- tip.orig/arch/blackfin/Kconfig +++ tip/arch/blackfin/Kconfig @@ -34,6 +34,7 @@ config BLACKFIN select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_ATOMIC64 select GENERIC_IRQ_PROBE + select GENERIC_IRQ_SHOW select HAVE_NMI_WATCHDOG if NMI_WATCHDOG select GENERIC_SMP_IDLE_THREAD select ARCH_USES_GETTIMEOFFSET if !GENERIC_CLOCKEVENTS Index: tip/arch/blackfin/kernel/irqchip.c =================================================================== --- tip.orig/arch/blackfin/kernel/irqchip.c +++ tip/arch/blackfin/kernel/irqchip.c @@ -33,37 +33,15 @@ static struct irq_desc bad_irq_desc = { #endif #ifdef CONFIG_PROC_FS -int show_interrupts(struct seq_file *p, void *v) +int arch_show_interrupts(struct seq_file *p, int prec) { - int i = *(loff_t *) v, j; - struct irqaction *action; - unsigned long flags; + int j; - if (i < NR_IRQS) { - struct irq_desc *desc = irq_to_desc(i); - - raw_spin_lock_irqsave(&desc->lock, flags); - action = desc->action; - if (!action) - goto skip; - seq_printf(p, "%3d: ", i); - for_each_online_cpu(j) - seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); - seq_printf(p, " %8s", irq_desc_get_chip(desc)->name); - seq_printf(p, " %s", action->name); - for (action = action->next; action; action = action->next) - seq_printf(p, " %s", action->name); - - seq_putc(p, '\n'); - skip: - raw_spin_unlock_irqrestore(&desc->lock, flags); - } else if (i == NR_IRQS) { - seq_printf(p, "NMI: "); - for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_pda[j].__nmi_count); - seq_printf(p, " CORE Non Maskable Interrupt\n"); - seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count)); - } + seq_printf(p, "%*s: ", prec "NMI"); + for_each_online_cpu(j) + seq_printf(p, "%10u ", cpu_pda[j].__nmi_count); + seq_printf(p, " CORE Non Maskable Interrupt\n"); + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); return 0; } #endif