[S390] irq: have detailed statistics for interrupt types

[firefly-linux-kernel-4.4.55.git] / arch / s390 / kernel / vtime.c

diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 8636dd00e3931cbc8bf0cbc1018486577db47242..1ccdf4d8aa850ffb4206dfc0a349280adead120a 100644 (file)
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -324,6 +324,7 @@ static void do_cpu_timer_interrupt(unsigned int ext_int_code,
        struct list_head cb_list;       /* the callback queue */
        __u64 elapsed, next;
 
+       kstat_cpu(smp_processor_id()).irqs[EXTINT_TMR]++;
        INIT_LIST_HEAD(&cb_list);
        vq = &__get_cpu_var(virt_cpu_timer);