From 3e2380123fb96987ce958f623207010c667ffa7c Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Thu, 10 Dec 2020 20:25:40 +0100 Subject: [PATCH] genirq: Provide irq_get_effective_affinity() Provide an accessor to the effective interrupt affinity mask. Going to be used to replace open coded fiddling with the irq descriptor. Signed-off-by: Thomas Gleixner Link: https://lore.kernel.org/r/20201210194042.967177918@linutronix.de --- include/linux/irq.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/linux/irq.h b/include/linux/irq.h index c332871d59da97..4aeb1c4c7e07bb 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -906,6 +906,13 @@ struct cpumask *irq_data_get_effective_affinity_mask(struct irq_data *d) } #endif +static inline struct cpumask *irq_get_effective_affinity_mask(unsigned int irq) +{ + struct irq_data *d = irq_get_irq_data(irq); + + return d ? irq_data_get_effective_affinity_mask(d) : NULL; +} + unsigned int arch_dynirq_lower_bound(unsigned int from); int __irq_alloc_descs(int irq, unsigned int from, unsigned int cnt, int node,