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    SubjectRe: [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>

    --
    Without deviation from the norm, progress is not possible.

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