Re: [patch 10/30] arm64/smp: Use irq_desc_kstat_cpu() in arch_show_interrupts()

On Thu, 10 Dec 2020 19:25:46 +0000, Thomas Gleixner tglx@linutronix.de wrote:

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

Signed-off-by: Thomas Gleixner tglx@linutronix.de Cc: Mark Rutland mark.rutland@arm.com Cc: Catalin Marinas catalin.marinas@arm.com Cc: Will Deacon will@kernel.org Cc: Marc Zyngier maz@kernel.org Cc: linux-arm-kernel@lists.infradead.org

---

arch/arm64/kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -809,7 +809,7 @@ int arch_show_interrupts(struct seq_file 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]); }

Acked-by: Marc Zyngier maz@kernel.org