arm64/smp: Use irq_desc_kstat_cpu() in arch_show_interrupts()

The irq descriptor is already there, no need to look it up again.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201210194043.546326568@linutronix.de

diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 18e9727..b2e5dc1 100644 (file)
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -810,7 +810,7 @@ int arch_show_interrupts(struct seq_file *p, int prec)
                seq_printf(p, "%*s%u:%s", prec - 1, "IPI", i,
                           prec >= 4 ? " " : "");
                for_each_online_cpu(cpu)
-                       seq_printf(p, "%10u ", kstat_irqs_cpu(irq, cpu));
+                       seq_printf(p, "%10u ", irq_desc_kstat_cpu(ipi_desc[i], cpu));
                seq_printf(p, "      %s\n", ipi_types[i]);
        }