Messages in this thread Patch in this message | | | From | Marc Zyngier <> | Subject | [PATCH 1/7] genirq/debugfs: Print percpu affinity for percpu_devid interrupts | Date | Tue, 24 Apr 2018 15:36:12 +0100 |
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percpu_devid interrupts have their affinities stored in a different field. Let's special-case it.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- kernel/irq/debugfs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c index 4dadeb3d6666..da41150322e1 100644 --- a/kernel/irq/debugfs.c +++ b/kernel/irq/debugfs.c @@ -32,7 +32,10 @@ static void irq_debug_show_masks(struct seq_file *m, struct irq_desc *desc) struct irq_data *data = irq_desc_get_irq_data(desc); struct cpumask *msk; - msk = irq_data_get_affinity_mask(data); + if (irq_is_percpu_devid(data->irq)) + msk = (struct cpumask *)desc->percpu_affinity; + else + msk = irq_data_get_affinity_mask(data); seq_printf(m, "affinity: %*pbl\n", cpumask_pr_args(msk)); #ifdef CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK msk = irq_data_get_effective_affinity_mask(data); -- 2.14.2
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